1 20 32 https://geosciencecollections.milne-library.org/files/original/3a342e9df46f889944466c5043ba4aaa.pdf 6321a744441b581817d4cb0cfdcedaab https://geosciencecollections.milne-library.org/files/original/59daaf4c63fb4d51abbb62682b2de779.png fc8a68cb5c1ee1ba3db5995a8b795d05 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2560 Height 1568 Bit Depth 8 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource (SFM) Igneous Suite -- St. Francois Mountains, Southeastern Missouri Description An account of the resource This collection is composed of igneous volcanic and intrusive rocks from the St. Francois Mountains of Missouri. The variation within the collection can be used to explain the geologic history of the area. The St. Francois Mountains batholith was formed by granitic intrusions into Precambrian rhyolites, tuffs, and breccias. Then basalt, diabase, and porphyritic intrusions cut the granitoids. Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. References A related resource that is referenced, cited, or otherwise pointed to by the described resource. Start here:Â Bickford, M.E. and Mose, D.G., 1974, Geochronology of Precambrian rocks, St. Francois Mountains, South eastern Missouri: GSA Special Papers 1975, v. 165, p. 1-48 doi: <a href="http://dx.doi.org/10.1130/SPE165-p1" target="_blank">http://dx.doi.org/10.1130/SPE165-p1 </a> <ul><li>Early study of the geochronology of the Precambrian rocks within the St. Francois mountains. Provides further insight upon the sequence discussed in the dscription.</li> </ul> Meert, J.G. and Stuckey, W., 2002, Revisiting the paleomagnetism of the 1.476 Ga St. Francois Mountains igneous province, Missouri: Tectonics v. 21, Issue 2, p. 1-19 doi: <a href="http://dx.doi.org/10.1029/2000TC001265%20" target="_blank">http://dx.doi.org/10.1029/2000TC001265 </a> <ul><li>Information acquired from paleomagnestism studies of the St. Francois igneous provence has proven fruitful for determining an acient paleomagnetic pole for Laurentia.Â </li> </ul> Menuge, J.F, Brewer, T.S., and Seeger, C.M., 2002, Petrogenesis of metaluminous A-type rhyolites from the St. Francois Mountains, Missouri and the Mesoproterozoic evolution of the southern Laurentian Margin: Precambrian Research, volume 113, issues 3-4, p. 269-291 doi: <a href="http//dx.doi.org/10.1016/S0301-9268(01)00211-X%20" target="_blank">http//dx.doi.org/10.1016/S0301-9268(01)00211-X </a> <ul><li>Trace elemental analysis of Precambrian rocks from the SFM provide insight into the condition of crystallization and the elemental constituents which played a role into the interesting history of this rhyolitic provence.Â </li> </ul> Rohs, R. C, and Van Schmus, W.R., 2006, Isotopic connection between basement rocks exposed in the St. Francois Mountains and the arbucks Mountains southern mid-continent, North America: International Journal of Earth Sciences, volume 96, Issue 4, p. 599-611 doi: <a href="http://dx.doi.org/10.1007/s00531-006-0123-5" target="_blank">http://dx.doi.org/10.1007/s00531-006-0123-5 </a> <ul><li>Radiometric study of the SFM provence and the Arbuckle mountains of southern Oklahoma suggests a common source.Â </li> </ul> Wenner, D. and Taylor Jr., H.P., 1976, Oxygen and hydrogen isotope studies of a Precambian granite-rhyolite terrane, ST. Francois Mountains, southeastern Missouri: Geological Society of America bulletin v. 87, no. 11, p.1587-1598 doi: <a href="http://dx.doi.org/10.1130/0016-7606" target="_blank">http://dx.doi.org/10.1130/0016-7606 </a> <ul><li>Isotopic analysis of oxygen isotope content within mineral grains within the Precambrian rhyolitic rocks of the SFM yields data that suggests Precambrian oceans were similar to modern day meteoric oceans.</li> </ul> Accrual Method The method by which items are added to a collection. Purchased from Western Minerals Inc. Spatial Coverage Spatial characteristics of the resource. St. Francois Mountains, Ozark region of Southeastern Missouri Temporal Coverage Temporal characteristics of the resource. Precambrian (1.476 Ga) Date A point or period of time associated with an event in the lifecycle of the resource January 20, 1969 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource St. Francois Mountains Western Minerals Supplementary Information Description An account of the resource OCR PDF of supplemental information for the St. Francois Mountains collection. Publisher An entity responsible for making the resource available Western Minerals, Inc. Date A point or period of time associated with an event in the lifecycle of the resource January 20, 1969 Has Part A related resource that is included either physically or logically in the described resource. <a href="http://www.geosciencecollections.milne-library.org/items/browse?collection=15">http://www.geosciencecollections.milne-library.org/items/browse?collection=15</a> Format The file format, physical medium, or dimensions of the resource PDF Identifier An unambiguous reference to the resource within a given context SFM-suite Spatial Coverage Spatial characteristics of the resource. St. Francois Mountains, Missouri https://geosciencecollections.milne-library.org/files/original/c2dbcc9db95ef83c9b82205603ece4e0.JPG a0d25a581d9067a26edfc409b1583af5 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/1e4ab64eadff6dd1fce55b09da80bfc2.JPG 4aec06848a705e400d648470089e312c Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/ba4272e3e294b0c7001d57bc3061e88a.JPG 964bc2816e4e6b1f95e20f6655eb5d73 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2560 Height 1920 Bit Depth 8 Channels 3 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource (SFM) Igneous Suite -- St. Francois Mountains, Southeastern Missouri Description An account of the resource This collection is composed of igneous volcanic and intrusive rocks from the St. Francois Mountains of Missouri. The variation within the collection can be used to explain the geologic history of the area. The St. Francois Mountains batholith was formed by granitic intrusions into Precambrian rhyolites, tuffs, and breccias. Then basalt, diabase, and porphyritic intrusions cut the granitoids. Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. References A related resource that is referenced, cited, or otherwise pointed to by the described resource. Start here:Â Bickford, M.E. and Mose, D.G., 1974, Geochronology of Precambrian rocks, St. Francois Mountains, South eastern Missouri: GSA Special Papers 1975, v. 165, p. 1-48 doi: <a href="http://dx.doi.org/10.1130/SPE165-p1" target="_blank">http://dx.doi.org/10.1130/SPE165-p1 </a> <ul><li>Early study of the geochronology of the Precambrian rocks within the St. Francois mountains. Provides further insight upon the sequence discussed in the dscription.</li> </ul> Meert, J.G. and Stuckey, W., 2002, Revisiting the paleomagnetism of the 1.476 Ga St. Francois Mountains igneous province, Missouri: Tectonics v. 21, Issue 2, p. 1-19 doi: <a href="http://dx.doi.org/10.1029/2000TC001265%20" target="_blank">http://dx.doi.org/10.1029/2000TC001265 </a> <ul><li>Information acquired from paleomagnestism studies of the St. Francois igneous provence has proven fruitful for determining an acient paleomagnetic pole for Laurentia.Â </li> </ul> Menuge, J.F, Brewer, T.S., and Seeger, C.M., 2002, Petrogenesis of metaluminous A-type rhyolites from the St. Francois Mountains, Missouri and the Mesoproterozoic evolution of the southern Laurentian Margin: Precambrian Research, volume 113, issues 3-4, p. 269-291 doi: <a href="http//dx.doi.org/10.1016/S0301-9268(01)00211-X%20" target="_blank">http//dx.doi.org/10.1016/S0301-9268(01)00211-X </a> <ul><li>Trace elemental analysis of Precambrian rocks from the SFM provide insight into the condition of crystallization and the elemental constituents which played a role into the interesting history of this rhyolitic provence.Â </li> </ul> Rohs, R. C, and Van Schmus, W.R., 2006, Isotopic connection between basement rocks exposed in the St. Francois Mountains and the arbucks Mountains southern mid-continent, North America: International Journal of Earth Sciences, volume 96, Issue 4, p. 599-611 doi: <a href="http://dx.doi.org/10.1007/s00531-006-0123-5" target="_blank">http://dx.doi.org/10.1007/s00531-006-0123-5 </a> <ul><li>Radiometric study of the SFM provence and the Arbuckle mountains of southern Oklahoma suggests a common source.Â </li> </ul> Wenner, D. and Taylor Jr., H.P., 1976, Oxygen and hydrogen isotope studies of a Precambian granite-rhyolite terrane, ST. Francois Mountains, southeastern Missouri: Geological Society of America bulletin v. 87, no. 11, p.1587-1598 doi: <a href="http://dx.doi.org/10.1130/0016-7606" target="_blank">http://dx.doi.org/10.1130/0016-7606 </a> <ul><li>Isotopic analysis of oxygen isotope content within mineral grains within the Precambrian rhyolitic rocks of the SFM yields data that suggests Precambrian oceans were similar to modern day meteoric oceans.</li> </ul> Accrual Method The method by which items are added to a collection. Purchased from Western Minerals Inc. Spatial Coverage Spatial characteristics of the resource. St. Francois Mountains, Ozark region of Southeastern Missouri Temporal Coverage Temporal characteristics of the resource. Precambrian (1.476 Ga) Date A point or period of time associated with an event in the lifecycle of the resource January 20, 1969 Rock A physical material with a mineral composition. Number of Thin Sections Number of thin sections associated with this sample 1 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Granite Description An account of the resource Hand Sample: Holocystalline, phaneritic, medim-grained granitoid with subhedral grains of smoky quartz, plagioclase feldspar, potassium feldspar, and biotite. Weathering to red-yellow on some surfaces. Thin Section, XPL: Subhedral medium-grained crystals with moderate weathering. 50% quartz, 30% plagioclase feldspar, 5% biotite, 5% augite, opaques, and potassium feldspar. Date A point or period of time associated with an event in the lifecycle of the resource 1/20/1969 Is Part Of A related resource in which the described resource is physically or logically included. <a href="http://www.geosciencecollections.milne-library.org/collections/show/15"> St. Francois Mountains Suite </a> Identifier An unambiguous reference to the resource within a given context SFM-1 Spatial Coverage Spatial characteristics of the resource. St. Francois Mts. Batholith , Missouri Accrual Method The method by which items are added to a collection. Purchased from Western Minerals Inc. https://geosciencecollections.milne-library.org/files/original/5a1f8e7182cae895c71746b8e9b35979.JPG 0c6ccec5b316b61da624d4bac1180a46 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 1936 Height 2592 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/7dbcc9f9cdefe9a0f954c3a66cd60e11.JPG 00c7d2e05b38068165d54dd319cd3365 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/de57d5919a22fcf54b00a1df6e0a39ad.JPG 01151a39c879cc58121c97ce80bb258a Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2560 Height 1920 Bit Depth 8 Channels 3 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource (SFM) Igneous Suite -- St. Francois Mountains, Southeastern Missouri Description An account of the resource This collection is composed of igneous volcanic and intrusive rocks from the St. Francois Mountains of Missouri. The variation within the collection can be used to explain the geologic history of the area. The St. Francois Mountains batholith was formed by granitic intrusions into Precambrian rhyolites, tuffs, and breccias. Then basalt, diabase, and porphyritic intrusions cut the granitoids. Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. References A related resource that is referenced, cited, or otherwise pointed to by the described resource. Start here:Â Bickford, M.E. and Mose, D.G., 1974, Geochronology of Precambrian rocks, St. Francois Mountains, South eastern Missouri: GSA Special Papers 1975, v. 165, p. 1-48 doi: <a href="http://dx.doi.org/10.1130/SPE165-p1" target="_blank">http://dx.doi.org/10.1130/SPE165-p1 </a> <ul><li>Early study of the geochronology of the Precambrian rocks within the St. Francois mountains. Provides further insight upon the sequence discussed in the dscription.</li> </ul> Meert, J.G. and Stuckey, W., 2002, Revisiting the paleomagnetism of the 1.476 Ga St. Francois Mountains igneous province, Missouri: Tectonics v. 21, Issue 2, p. 1-19 doi: <a href="http://dx.doi.org/10.1029/2000TC001265%20" target="_blank">http://dx.doi.org/10.1029/2000TC001265 </a> <ul><li>Information acquired from paleomagnestism studies of the St. Francois igneous provence has proven fruitful for determining an acient paleomagnetic pole for Laurentia.Â </li> </ul> Menuge, J.F, Brewer, T.S., and Seeger, C.M., 2002, Petrogenesis of metaluminous A-type rhyolites from the St. Francois Mountains, Missouri and the Mesoproterozoic evolution of the southern Laurentian Margin: Precambrian Research, volume 113, issues 3-4, p. 269-291 doi: <a href="http//dx.doi.org/10.1016/S0301-9268(01)00211-X%20" target="_blank">http//dx.doi.org/10.1016/S0301-9268(01)00211-X </a> <ul><li>Trace elemental analysis of Precambrian rocks from the SFM provide insight into the condition of crystallization and the elemental constituents which played a role into the interesting history of this rhyolitic provence.Â </li> </ul> Rohs, R. C, and Van Schmus, W.R., 2006, Isotopic connection between basement rocks exposed in the St. Francois Mountains and the arbucks Mountains southern mid-continent, North America: International Journal of Earth Sciences, volume 96, Issue 4, p. 599-611 doi: <a href="http://dx.doi.org/10.1007/s00531-006-0123-5" target="_blank">http://dx.doi.org/10.1007/s00531-006-0123-5 </a> <ul><li>Radiometric study of the SFM provence and the Arbuckle mountains of southern Oklahoma suggests a common source.Â </li> </ul> Wenner, D. and Taylor Jr., H.P., 1976, Oxygen and hydrogen isotope studies of a Precambian granite-rhyolite terrane, ST. Francois Mountains, southeastern Missouri: Geological Society of America bulletin v. 87, no. 11, p.1587-1598 doi: <a href="http://dx.doi.org/10.1130/0016-7606" target="_blank">http://dx.doi.org/10.1130/0016-7606 </a> <ul><li>Isotopic analysis of oxygen isotope content within mineral grains within the Precambrian rhyolitic rocks of the SFM yields data that suggests Precambrian oceans were similar to modern day meteoric oceans.</li> </ul> Accrual Method The method by which items are added to a collection. Purchased from Western Minerals Inc. Spatial Coverage Spatial characteristics of the resource. St. Francois Mountains, Ozark region of Southeastern Missouri Temporal Coverage Temporal characteristics of the resource. Precambrian (1.476 Ga) Date A point or period of time associated with an event in the lifecycle of the resource January 20, 1969 Rock A physical material with a mineral composition. Number of Thin Sections Number of thin sections associated with this sample 1 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Diorite Porphyry Dike Description An account of the resource Hand Sample: Holocrystalline, phaneritic, porphyritic, diorite with quratz crystals up to 3mm in diameter set in a field of smaller light gray, and dark gray crystals. Some small oxidized pyrite crystals. Very weathered on two sides to orange yellow color. Lesser weathering to a light-purple in other areas Thin Section: Olivine, small quartz crystals, CPX, OPX, and plagioclase crystals overwritten by matrix material that comprises 75% of rock Date A point or period of time associated with an event in the lifecycle of the resource 1/20/1969 Is Part Of A related resource in which the described resource is physically or logically included. <a href="http://www.geosciencecollections.milne-library.org/collections/show/15"> St. Francois Mountains Suite </a> Identifier An unambiguous reference to the resource within a given context SFM-2 Spatial Coverage Spatial characteristics of the resource. St. Francois Mts. Batholith, Missouri Accrual Method The method by which items are added to a collection. Purchased from Western Minerals, Inc. Contributor An entity responsible for making contributions to the resource Western Minerals, Inc https://geosciencecollections.milne-library.org/files/original/d279a83f8e86ae8f3782cf26d3e7b97f.JPG c7393c8b4126d95d75e1b3f0708e4595 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/252bca562680bf8e3373de3bf69d263f.JPG 9965356343ef0271687f02c6c283bdad Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 1936 Height 2592 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/982b8f8fa683bfafa4679da5bb4a46aa.JPG 46954d7b933ee39977e5222dd4ba91b2 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2560 Height 1920 Bit Depth 8 Channels 3 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource (SFM) Igneous Suite -- St. Francois Mountains, Southeastern Missouri Description An account of the resource This collection is composed of igneous volcanic and intrusive rocks from the St. Francois Mountains of Missouri. The variation within the collection can be used to explain the geologic history of the area. The St. Francois Mountains batholith was formed by granitic intrusions into Precambrian rhyolites, tuffs, and breccias. Then basalt, diabase, and porphyritic intrusions cut the granitoids. Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. References A related resource that is referenced, cited, or otherwise pointed to by the described resource. Start here:Â Bickford, M.E. and Mose, D.G., 1974, Geochronology of Precambrian rocks, St. Francois Mountains, South eastern Missouri: GSA Special Papers 1975, v. 165, p. 1-48 doi: <a href="http://dx.doi.org/10.1130/SPE165-p1" target="_blank">http://dx.doi.org/10.1130/SPE165-p1 </a> <ul><li>Early study of the geochronology of the Precambrian rocks within the St. Francois mountains. Provides further insight upon the sequence discussed in the dscription.</li> </ul> Meert, J.G. and Stuckey, W., 2002, Revisiting the paleomagnetism of the 1.476 Ga St. Francois Mountains igneous province, Missouri: Tectonics v. 21, Issue 2, p. 1-19 doi: <a href="http://dx.doi.org/10.1029/2000TC001265%20" target="_blank">http://dx.doi.org/10.1029/2000TC001265 </a> <ul><li>Information acquired from paleomagnestism studies of the St. Francois igneous provence has proven fruitful for determining an acient paleomagnetic pole for Laurentia.Â </li> </ul> Menuge, J.F, Brewer, T.S., and Seeger, C.M., 2002, Petrogenesis of metaluminous A-type rhyolites from the St. Francois Mountains, Missouri and the Mesoproterozoic evolution of the southern Laurentian Margin: Precambrian Research, volume 113, issues 3-4, p. 269-291 doi: <a href="http//dx.doi.org/10.1016/S0301-9268(01)00211-X%20" target="_blank">http//dx.doi.org/10.1016/S0301-9268(01)00211-X </a> <ul><li>Trace elemental analysis of Precambrian rocks from the SFM provide insight into the condition of crystallization and the elemental constituents which played a role into the interesting history of this rhyolitic provence.Â </li> </ul> Rohs, R. C, and Van Schmus, W.R., 2006, Isotopic connection between basement rocks exposed in the St. Francois Mountains and the arbucks Mountains southern mid-continent, North America: International Journal of Earth Sciences, volume 96, Issue 4, p. 599-611 doi: <a href="http://dx.doi.org/10.1007/s00531-006-0123-5" target="_blank">http://dx.doi.org/10.1007/s00531-006-0123-5 </a> <ul><li>Radiometric study of the SFM provence and the Arbuckle mountains of southern Oklahoma suggests a common source.Â </li> </ul> Wenner, D. and Taylor Jr., H.P., 1976, Oxygen and hydrogen isotope studies of a Precambian granite-rhyolite terrane, ST. Francois Mountains, southeastern Missouri: Geological Society of America bulletin v. 87, no. 11, p.1587-1598 doi: <a href="http://dx.doi.org/10.1130/0016-7606" target="_blank">http://dx.doi.org/10.1130/0016-7606 </a> <ul><li>Isotopic analysis of oxygen isotope content within mineral grains within the Precambrian rhyolitic rocks of the SFM yields data that suggests Precambrian oceans were similar to modern day meteoric oceans.</li> </ul> Accrual Method The method by which items are added to a collection. Purchased from Western Minerals Inc. Spatial Coverage Spatial characteristics of the resource. St. Francois Mountains, Ozark region of Southeastern Missouri Temporal Coverage Temporal characteristics of the resource. Precambrian (1.476 Ga) Date A point or period of time associated with an event in the lifecycle of the resource January 20, 1969 Rock A physical material with a mineral composition. Unit Formation or other descriptive rock category Butler Hill granite of Boros Group Number of Thin Sections Number of thin sections associated with this sample 1 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Granite (pink medium-grained) Description An account of the resource Hand Sample: Holocrystalline, phaneritic, medium-grained granitoid with an abundance of alkali feldspar. Other minerals include quartz and biotite. Some chemical weathering has produced a white coating. Thin Section, XPL: 70% quartz, 15% potassium feldspar, 10% plagioclase feldspar, 5% biotite. Quartz grains are subhedral and moderately fractured Date A point or period of time associated with an event in the lifecycle of the resource 1/20/1969 Is Part Of A related resource in which the described resource is physically or logically included. <a href="http://www.geosciencecollections.milne-library.org/collections/show/15"> St. Francois Mountains Suite </a> Identifier An unambiguous reference to the resource within a given context SFM-3 Spatial Coverage Spatial characteristics of the resource. St. Francois Mts. Batholith, Missouri at Scott's Quarry Accrual Method The method by which items are added to a collection. Purchased from Western Minerals, Inc. https://geosciencecollections.milne-library.org/files/original/35ebc29274395b80b031ffe15391456e.JPG 49da0419f997fbad5b7f61dadb1f7afb Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/1fa75e3f74429b6c7affb4379c52d7bd.JPG c11a5c91b4bc6266726fe18fbbb7ee43 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 1936 Height 2592 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/af46f6296820a74dbdcb696c76bde523.JPG ef53528d0852d2039690e0f7b1b88e16 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2560 Height 1920 Bit Depth 8 Channels 3 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource (SFM) Igneous Suite -- St. Francois Mountains, Southeastern Missouri Description An account of the resource This collection is composed of igneous volcanic and intrusive rocks from the St. Francois Mountains of Missouri. The variation within the collection can be used to explain the geologic history of the area. The St. Francois Mountains batholith was formed by granitic intrusions into Precambrian rhyolites, tuffs, and breccias. Then basalt, diabase, and porphyritic intrusions cut the granitoids. Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. References A related resource that is referenced, cited, or otherwise pointed to by the described resource. Start here:Â Bickford, M.E. and Mose, D.G., 1974, Geochronology of Precambrian rocks, St. Francois Mountains, South eastern Missouri: GSA Special Papers 1975, v. 165, p. 1-48 doi: <a href="http://dx.doi.org/10.1130/SPE165-p1" target="_blank">http://dx.doi.org/10.1130/SPE165-p1 </a> <ul><li>Early study of the geochronology of the Precambrian rocks within the St. Francois mountains. Provides further insight upon the sequence discussed in the dscription.</li> </ul> Meert, J.G. and Stuckey, W., 2002, Revisiting the paleomagnetism of the 1.476 Ga St. Francois Mountains igneous province, Missouri: Tectonics v. 21, Issue 2, p. 1-19 doi: <a href="http://dx.doi.org/10.1029/2000TC001265%20" target="_blank">http://dx.doi.org/10.1029/2000TC001265 </a> <ul><li>Information acquired from paleomagnestism studies of the St. Francois igneous provence has proven fruitful for determining an acient paleomagnetic pole for Laurentia.Â </li> </ul> Menuge, J.F, Brewer, T.S., and Seeger, C.M., 2002, Petrogenesis of metaluminous A-type rhyolites from the St. Francois Mountains, Missouri and the Mesoproterozoic evolution of the southern Laurentian Margin: Precambrian Research, volume 113, issues 3-4, p. 269-291 doi: <a href="http//dx.doi.org/10.1016/S0301-9268(01)00211-X%20" target="_blank">http//dx.doi.org/10.1016/S0301-9268(01)00211-X </a> <ul><li>Trace elemental analysis of Precambrian rocks from the SFM provide insight into the condition of crystallization and the elemental constituents which played a role into the interesting history of this rhyolitic provence.Â </li> </ul> Rohs, R. C, and Van Schmus, W.R., 2006, Isotopic connection between basement rocks exposed in the St. Francois Mountains and the arbucks Mountains southern mid-continent, North America: International Journal of Earth Sciences, volume 96, Issue 4, p. 599-611 doi: <a href="http://dx.doi.org/10.1007/s00531-006-0123-5" target="_blank">http://dx.doi.org/10.1007/s00531-006-0123-5 </a> <ul><li>Radiometric study of the SFM provence and the Arbuckle mountains of southern Oklahoma suggests a common source.Â </li> </ul> Wenner, D. and Taylor Jr., H.P., 1976, Oxygen and hydrogen isotope studies of a Precambian granite-rhyolite terrane, ST. Francois Mountains, southeastern Missouri: Geological Society of America bulletin v. 87, no. 11, p.1587-1598 doi: <a href="http://dx.doi.org/10.1130/0016-7606" target="_blank">http://dx.doi.org/10.1130/0016-7606 </a> <ul><li>Isotopic analysis of oxygen isotope content within mineral grains within the Precambrian rhyolitic rocks of the SFM yields data that suggests Precambrian oceans were similar to modern day meteoric oceans.</li> </ul> Accrual Method The method by which items are added to a collection. Purchased from Western Minerals Inc. Spatial Coverage Spatial characteristics of the resource. St. Francois Mountains, Ozark region of Southeastern Missouri Temporal Coverage Temporal characteristics of the resource. Precambrian (1.476 Ga) Date A point or period of time associated with an event in the lifecycle of the resource January 20, 1969 Rock A physical material with a mineral composition. Number of Thin Sections Number of thin sections associated with this sample 1 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Red Granophyre (fine grained) Description An account of the resource Hand Sample: Holocrystalline phaneritic, porphyritic and granophyrite rich in alkali feldspar. Larger crystals or pockets of biotite and quartz also present. Rock is weathered to orange brown. Contact on one side with dark black-brown quartz-rich material. Possibly represents a roof pendant of chilled contact facies on the St. Francois Batholith Thin Section, XPL: Fine-grained subhedral crystals. 50% quartz, 35% alkali feldspar, 5% plagioclase feldspar, 5% biotite, 5% hornblende Date A point or period of time associated with an event in the lifecycle of the resource 1/20/1969 Is Part Of A related resource in which the described resource is physically or logically included. <a href="http://www.geosciencecollections.milne-library.org/collections/show/15"> St. Francois Mountains Suite </a> Identifier An unambiguous reference to the resource within a given context SFM-4 Spatial Coverage Spatial characteristics of the resource. St. Francois Mts. Batholith, Missouri at Scott's Quarry Accrual Method The method by which items are added to a collection. Purchased from Western Minerals, Inc. Contributor An entity responsible for making contributions to the resource Western Minerals, Inc https://geosciencecollections.milne-library.org/files/original/8457c885e4d3162cd382c7254ea8df91.JPG 2fa866a9e89e3b88d5909c1e386a6408 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/71418cca7b222248f8c5525070410566.JPG a3b1c38f833ffbfa08f91b7010235468 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/a85d2f90769dab59a84ef5d42dbfe3ff.JPG 325c4812579e665e343067ff10297d48 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2560 Height 1920 Bit Depth 8 Channels 3 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource (SFM) Igneous Suite -- St. Francois Mountains, Southeastern Missouri Description An account of the resource This collection is composed of igneous volcanic and intrusive rocks from the St. Francois Mountains of Missouri. The variation within the collection can be used to explain the geologic history of the area. The St. Francois Mountains batholith was formed by granitic intrusions into Precambrian rhyolites, tuffs, and breccias. Then basalt, diabase, and porphyritic intrusions cut the granitoids. Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. References A related resource that is referenced, cited, or otherwise pointed to by the described resource. Start here:Â Bickford, M.E. and Mose, D.G., 1974, Geochronology of Precambrian rocks, St. Francois Mountains, South eastern Missouri: GSA Special Papers 1975, v. 165, p. 1-48 doi: <a href="http://dx.doi.org/10.1130/SPE165-p1" target="_blank">http://dx.doi.org/10.1130/SPE165-p1 </a> <ul><li>Early study of the geochronology of the Precambrian rocks within the St. Francois mountains. Provides further insight upon the sequence discussed in the dscription.</li> </ul> Meert, J.G. and Stuckey, W., 2002, Revisiting the paleomagnetism of the 1.476 Ga St. Francois Mountains igneous province, Missouri: Tectonics v. 21, Issue 2, p. 1-19 doi: <a href="http://dx.doi.org/10.1029/2000TC001265%20" target="_blank">http://dx.doi.org/10.1029/2000TC001265 </a> <ul><li>Information acquired from paleomagnestism studies of the St. Francois igneous provence has proven fruitful for determining an acient paleomagnetic pole for Laurentia.Â </li> </ul> Menuge, J.F, Brewer, T.S., and Seeger, C.M., 2002, Petrogenesis of metaluminous A-type rhyolites from the St. Francois Mountains, Missouri and the Mesoproterozoic evolution of the southern Laurentian Margin: Precambrian Research, volume 113, issues 3-4, p. 269-291 doi: <a href="http//dx.doi.org/10.1016/S0301-9268(01)00211-X%20" target="_blank">http//dx.doi.org/10.1016/S0301-9268(01)00211-X </a> <ul><li>Trace elemental analysis of Precambrian rocks from the SFM provide insight into the condition of crystallization and the elemental constituents which played a role into the interesting history of this rhyolitic provence.Â </li> </ul> Rohs, R. C, and Van Schmus, W.R., 2006, Isotopic connection between basement rocks exposed in the St. Francois Mountains and the arbucks Mountains southern mid-continent, North America: International Journal of Earth Sciences, volume 96, Issue 4, p. 599-611 doi: <a href="http://dx.doi.org/10.1007/s00531-006-0123-5" target="_blank">http://dx.doi.org/10.1007/s00531-006-0123-5 </a> <ul><li>Radiometric study of the SFM provence and the Arbuckle mountains of southern Oklahoma suggests a common source.Â </li> </ul> Wenner, D. and Taylor Jr., H.P., 1976, Oxygen and hydrogen isotope studies of a Precambian granite-rhyolite terrane, ST. Francois Mountains, southeastern Missouri: Geological Society of America bulletin v. 87, no. 11, p.1587-1598 doi: <a href="http://dx.doi.org/10.1130/0016-7606" target="_blank">http://dx.doi.org/10.1130/0016-7606 </a> <ul><li>Isotopic analysis of oxygen isotope content within mineral grains within the Precambrian rhyolitic rocks of the SFM yields data that suggests Precambrian oceans were similar to modern day meteoric oceans.</li> </ul> Accrual Method The method by which items are added to a collection. Purchased from Western Minerals Inc. Spatial Coverage Spatial characteristics of the resource. St. Francois Mountains, Ozark region of Southeastern Missouri Temporal Coverage Temporal characteristics of the resource. Precambrian (1.476 Ga) Date A point or period of time associated with an event in the lifecycle of the resource January 20, 1969 Rock A physical material with a mineral composition. Unit Formation or other descriptive rock category Butler Hill Granite Number of Thin Sections Number of thin sections associated with this sample 1 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Granite (medium-grained) Description An account of the resource Hand Sample: Holocrystalline, phaneritic, medium-grained granite composed predominantly of smaller alkali feldspar crystals with larger crystals of smoky quartz, biotite, and plagioclase feldspar Thin Section, XPL: Medium-grained euhedral and fine-grained anhedral crystals with moderate weathering observed. Minerals include 70% alkali feldspar, 20% quartz, 5% biotite Date A point or period of time associated with an event in the lifecycle of the resource 1/20/1969 Is Part Of A related resource in which the described resource is physically or logically included. <a href="http://www.geosciencecollections.milne-library.org/collections/show/15"> St. Francois Mountains Suite </a> Identifier An unambiguous reference to the resource within a given context SFM-5 Spatial Coverage Spatial characteristics of the resource. St. Francois Mts. Batholith, Missouri red quarry of Missouri Granite Wares Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. Accrual Method The method by which items are added to a collection. Purchased from Western Minerals, Inc https://geosciencecollections.milne-library.org/files/original/fa0e7f44f2d2628f53cce132e241bac0.JPG 5e7d1bb09a3eb353b3a6beb0cd8e4b2b Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/8be1fb459f62f66a2fbf988a4a340f74.JPG c1bae3d676fcd207591f85198e5c6e5d Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 1936 Height 2592 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/ae21a2d2aac72e6c779dd80867b13e8f.JPG 2a0702bd2866b50c7d4fc0eeb0c18efa Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2560 Height 1920 Bit Depth 8 Channels 3 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource (SFM) Igneous Suite -- St. Francois Mountains, Southeastern Missouri Description An account of the resource This collection is composed of igneous volcanic and intrusive rocks from the St. Francois Mountains of Missouri. The variation within the collection can be used to explain the geologic history of the area. The St. Francois Mountains batholith was formed by granitic intrusions into Precambrian rhyolites, tuffs, and breccias. Then basalt, diabase, and porphyritic intrusions cut the granitoids. Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. References A related resource that is referenced, cited, or otherwise pointed to by the described resource. Start here:Â Bickford, M.E. and Mose, D.G., 1974, Geochronology of Precambrian rocks, St. Francois Mountains, South eastern Missouri: GSA Special Papers 1975, v. 165, p. 1-48 doi: <a href="http://dx.doi.org/10.1130/SPE165-p1" target="_blank">http://dx.doi.org/10.1130/SPE165-p1 </a> <ul><li>Early study of the geochronology of the Precambrian rocks within the St. Francois mountains. Provides further insight upon the sequence discussed in the dscription.</li> </ul> Meert, J.G. and Stuckey, W., 2002, Revisiting the paleomagnetism of the 1.476 Ga St. Francois Mountains igneous province, Missouri: Tectonics v. 21, Issue 2, p. 1-19 doi: <a href="http://dx.doi.org/10.1029/2000TC001265%20" target="_blank">http://dx.doi.org/10.1029/2000TC001265 </a> <ul><li>Information acquired from paleomagnestism studies of the St. Francois igneous provence has proven fruitful for determining an acient paleomagnetic pole for Laurentia.Â </li> </ul> Menuge, J.F, Brewer, T.S., and Seeger, C.M., 2002, Petrogenesis of metaluminous A-type rhyolites from the St. Francois Mountains, Missouri and the Mesoproterozoic evolution of the southern Laurentian Margin: Precambrian Research, volume 113, issues 3-4, p. 269-291 doi: <a href="http//dx.doi.org/10.1016/S0301-9268(01)00211-X%20" target="_blank">http//dx.doi.org/10.1016/S0301-9268(01)00211-X </a> <ul><li>Trace elemental analysis of Precambrian rocks from the SFM provide insight into the condition of crystallization and the elemental constituents which played a role into the interesting history of this rhyolitic provence.Â </li> </ul> Rohs, R. C, and Van Schmus, W.R., 2006, Isotopic connection between basement rocks exposed in the St. Francois Mountains and the arbucks Mountains southern mid-continent, North America: International Journal of Earth Sciences, volume 96, Issue 4, p. 599-611 doi: <a href="http://dx.doi.org/10.1007/s00531-006-0123-5" target="_blank">http://dx.doi.org/10.1007/s00531-006-0123-5 </a> <ul><li>Radiometric study of the SFM provence and the Arbuckle mountains of southern Oklahoma suggests a common source.Â </li> </ul> Wenner, D. and Taylor Jr., H.P., 1976, Oxygen and hydrogen isotope studies of a Precambian granite-rhyolite terrane, ST. Francois Mountains, southeastern Missouri: Geological Society of America bulletin v. 87, no. 11, p.1587-1598 doi: <a href="http://dx.doi.org/10.1130/0016-7606" target="_blank">http://dx.doi.org/10.1130/0016-7606 </a> <ul><li>Isotopic analysis of oxygen isotope content within mineral grains within the Precambrian rhyolitic rocks of the SFM yields data that suggests Precambrian oceans were similar to modern day meteoric oceans.</li> </ul> Accrual Method The method by which items are added to a collection. Purchased from Western Minerals Inc. Spatial Coverage Spatial characteristics of the resource. St. Francois Mountains, Ozark region of Southeastern Missouri Temporal Coverage Temporal characteristics of the resource. Precambrian (1.476 Ga) Date A point or period of time associated with an event in the lifecycle of the resource January 20, 1969 Rock A physical material with a mineral composition. Number of Thin Sections Number of thin sections associated with this sample 1 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Medium Coarse Grained Adamellite Alternative Title An alternative name for the resource. The distinction between titles and alternative titles is application-specific. Quartz Monzonite Description An account of the resource Hand Sample: Holocrystalline, phaneritic, fine-to-medium-grained quartz monzonite. Mineralogy includes large plagioclase laths up to 8mm in length, quartz, alkali feldspar, biotite. Very large crystals of a dark material up to 3cm in length. Weathering to dark yellowish black and brown. Very thin vein of dark material with thermal alteration on either side. Thin Section, XPL: Euhedral medium-grained plagioclase crystals and subhedral medium-grained quartz crystals with smaller percentages of subhedral medium-grained diopside and fine-grained biotite crystals. quartz 60%, alkali 10%, biotite 30% Date A point or period of time associated with an event in the lifecycle of the resource 1/20/1969 Is Part Of A related resource in which the described resource is physically or logically included. <a href="http://www.geosciencecollections.milne-library.org/collections/show/15"> St. Francois Mountains Suite </a> Identifier An unambiguous reference to the resource within a given context SFM-6 Spatial Coverage Spatial characteristics of the resource. St. Francois Mtns. Batholith, Missouri Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. Accrual Method The method by which items are added to a collection. Purchased from Western Minerals, Inc. https://geosciencecollections.milne-library.org/files/original/45d7b5544eb8fa061ea744d1a414dc66.JPG 5828d901b2601134e0d783d09bec870d Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/7fa7e4ec2b1b29936b954a5ee70eadd8.JPG eda854fa3e8ce117790f41fc3384e470 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/cf622f56f772933d5bc4481fc0b4a3da.JPG b53d7eb4941021d5fb5d634805115a43 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2560 Height 1920 Bit Depth 8 Channels 3 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource (SFM) Igneous Suite -- St. Francois Mountains, Southeastern Missouri Description An account of the resource This collection is composed of igneous volcanic and intrusive rocks from the St. Francois Mountains of Missouri. The variation within the collection can be used to explain the geologic history of the area. The St. Francois Mountains batholith was formed by granitic intrusions into Precambrian rhyolites, tuffs, and breccias. Then basalt, diabase, and porphyritic intrusions cut the granitoids. Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. References A related resource that is referenced, cited, or otherwise pointed to by the described resource. Start here:Â Bickford, M.E. and Mose, D.G., 1974, Geochronology of Precambrian rocks, St. Francois Mountains, South eastern Missouri: GSA Special Papers 1975, v. 165, p. 1-48 doi: <a href="http://dx.doi.org/10.1130/SPE165-p1" target="_blank">http://dx.doi.org/10.1130/SPE165-p1 </a> <ul><li>Early study of the geochronology of the Precambrian rocks within the St. Francois mountains. Provides further insight upon the sequence discussed in the dscription.</li> </ul> Meert, J.G. and Stuckey, W., 2002, Revisiting the paleomagnetism of the 1.476 Ga St. Francois Mountains igneous province, Missouri: Tectonics v. 21, Issue 2, p. 1-19 doi: <a href="http://dx.doi.org/10.1029/2000TC001265%20" target="_blank">http://dx.doi.org/10.1029/2000TC001265 </a> <ul><li>Information acquired from paleomagnestism studies of the St. Francois igneous provence has proven fruitful for determining an acient paleomagnetic pole for Laurentia.Â </li> </ul> Menuge, J.F, Brewer, T.S., and Seeger, C.M., 2002, Petrogenesis of metaluminous A-type rhyolites from the St. Francois Mountains, Missouri and the Mesoproterozoic evolution of the southern Laurentian Margin: Precambrian Research, volume 113, issues 3-4, p. 269-291 doi: <a href="http//dx.doi.org/10.1016/S0301-9268(01)00211-X%20" target="_blank">http//dx.doi.org/10.1016/S0301-9268(01)00211-X </a> <ul><li>Trace elemental analysis of Precambrian rocks from the SFM provide insight into the condition of crystallization and the elemental constituents which played a role into the interesting history of this rhyolitic provence.Â </li> </ul> Rohs, R. C, and Van Schmus, W.R., 2006, Isotopic connection between basement rocks exposed in the St. Francois Mountains and the arbucks Mountains southern mid-continent, North America: International Journal of Earth Sciences, volume 96, Issue 4, p. 599-611 doi: <a href="http://dx.doi.org/10.1007/s00531-006-0123-5" target="_blank">http://dx.doi.org/10.1007/s00531-006-0123-5 </a> <ul><li>Radiometric study of the SFM provence and the Arbuckle mountains of southern Oklahoma suggests a common source.Â </li> </ul> Wenner, D. and Taylor Jr., H.P., 1976, Oxygen and hydrogen isotope studies of a Precambian granite-rhyolite terrane, ST. Francois Mountains, southeastern Missouri: Geological Society of America bulletin v. 87, no. 11, p.1587-1598 doi: <a href="http://dx.doi.org/10.1130/0016-7606" target="_blank">http://dx.doi.org/10.1130/0016-7606 </a> <ul><li>Isotopic analysis of oxygen isotope content within mineral grains within the Precambrian rhyolitic rocks of the SFM yields data that suggests Precambrian oceans were similar to modern day meteoric oceans.</li> </ul> Accrual Method The method by which items are added to a collection. Purchased from Western Minerals Inc. Spatial Coverage Spatial characteristics of the resource. St. Francois Mountains, Ozark region of Southeastern Missouri Temporal Coverage Temporal characteristics of the resource. Precambrian (1.476 Ga) Date A point or period of time associated with an event in the lifecycle of the resource January 20, 1969 Rock A physical material with a mineral composition. Number of Thin Sections Number of thin sections associated with this sample 1 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Diabase Porphyry Dike Description An account of the resource Hand Sample: Hypocrystalline, porphyritic, diabase with subhedral plagioclase and alkali feldspar (weathered to green) crystals approximately 1cm in length. Matrix is brown-black color. Weathered to white. Intensive weathering on one side to light brown. Thin Section, XPL: 25% medium-grained subhedral plagioclase crystals in a matrix of green and dark green aciciular grains with low birefringence. Opaques present. Date A point or period of time associated with an event in the lifecycle of the resource 1/20/1969 Is Part Of A related resource in which the described resource is physically or logically included. <a href="http://www.geosciencecollections.milne-library.org/collections/show/15"> St. Francois Mountains Suite </a> Identifier An unambiguous reference to the resource within a given context SFM-7 Spatial Coverage Spatial characteristics of the resource. St. Francois Mtns. Batholith, Missouri Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. Accrual Method The method by which items are added to a collection. Purchased from Western Minerals, Inc. https://geosciencecollections.milne-library.org/files/original/8d64ff3cdcc94c5962af1e683f147d67.JPG cc05268d7826b096a5067f12758bb136 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/c0656d4827e6c7162b866e70e41e1c8f.JPG f1c6e08e67f81919437923ec2f41c82d Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/6d7a9eb29351c5a659174bb88d42d009.JPG 8a3aef1832e14270c9235e8cf5c98303 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2560 Height 1920 Bit Depth 8 Channels 3 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource (SFM) Igneous Suite -- St. Francois Mountains, Southeastern Missouri Description An account of the resource This collection is composed of igneous volcanic and intrusive rocks from the St. Francois Mountains of Missouri. The variation within the collection can be used to explain the geologic history of the area. The St. Francois Mountains batholith was formed by granitic intrusions into Precambrian rhyolites, tuffs, and breccias. Then basalt, diabase, and porphyritic intrusions cut the granitoids. Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. References A related resource that is referenced, cited, or otherwise pointed to by the described resource. Start here:Â Bickford, M.E. and Mose, D.G., 1974, Geochronology of Precambrian rocks, St. Francois Mountains, South eastern Missouri: GSA Special Papers 1975, v. 165, p. 1-48 doi: <a href="http://dx.doi.org/10.1130/SPE165-p1" target="_blank">http://dx.doi.org/10.1130/SPE165-p1 </a> <ul><li>Early study of the geochronology of the Precambrian rocks within the St. Francois mountains. Provides further insight upon the sequence discussed in the dscription.</li> </ul> Meert, J.G. and Stuckey, W., 2002, Revisiting the paleomagnetism of the 1.476 Ga St. Francois Mountains igneous province, Missouri: Tectonics v. 21, Issue 2, p. 1-19 doi: <a href="http://dx.doi.org/10.1029/2000TC001265%20" target="_blank">http://dx.doi.org/10.1029/2000TC001265 </a> <ul><li>Information acquired from paleomagnestism studies of the St. Francois igneous provence has proven fruitful for determining an acient paleomagnetic pole for Laurentia.Â </li> </ul> Menuge, J.F, Brewer, T.S., and Seeger, C.M., 2002, Petrogenesis of metaluminous A-type rhyolites from the St. Francois Mountains, Missouri and the Mesoproterozoic evolution of the southern Laurentian Margin: Precambrian Research, volume 113, issues 3-4, p. 269-291 doi: <a href="http//dx.doi.org/10.1016/S0301-9268(01)00211-X%20" target="_blank">http//dx.doi.org/10.1016/S0301-9268(01)00211-X </a> <ul><li>Trace elemental analysis of Precambrian rocks from the SFM provide insight into the condition of crystallization and the elemental constituents which played a role into the interesting history of this rhyolitic provence.Â </li> </ul> Rohs, R. C, and Van Schmus, W.R., 2006, Isotopic connection between basement rocks exposed in the St. Francois Mountains and the arbucks Mountains southern mid-continent, North America: International Journal of Earth Sciences, volume 96, Issue 4, p. 599-611 doi: <a href="http://dx.doi.org/10.1007/s00531-006-0123-5" target="_blank">http://dx.doi.org/10.1007/s00531-006-0123-5 </a> <ul><li>Radiometric study of the SFM provence and the Arbuckle mountains of southern Oklahoma suggests a common source.Â </li> </ul> Wenner, D. and Taylor Jr., H.P., 1976, Oxygen and hydrogen isotope studies of a Precambian granite-rhyolite terrane, ST. Francois Mountains, southeastern Missouri: Geological Society of America bulletin v. 87, no. 11, p.1587-1598 doi: <a href="http://dx.doi.org/10.1130/0016-7606" target="_blank">http://dx.doi.org/10.1130/0016-7606 </a> <ul><li>Isotopic analysis of oxygen isotope content within mineral grains within the Precambrian rhyolitic rocks of the SFM yields data that suggests Precambrian oceans were similar to modern day meteoric oceans.</li> </ul> Accrual Method The method by which items are added to a collection. Purchased from Western Minerals Inc. Spatial Coverage Spatial characteristics of the resource. St. Francois Mountains, Ozark region of Southeastern Missouri Temporal Coverage Temporal characteristics of the resource. Precambrian (1.476 Ga) Date A point or period of time associated with an event in the lifecycle of the resource January 20, 1969 Rock A physical material with a mineral composition. Number of Thin Sections Number of thin sections associated with this sample 1 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Rhyolite Description An account of the resource Hand Sample: Holocrystalline fine-to-medium-grained phaneritic rhyolite with quartz, biotite, and plagioclase crystals generally no larger than 2mm. Weathers to brownish-orange. Thin Section, XPL: 35% medium-grained anhedral quartz and subhedral plagioclase feldspar crystals surrounded by very-fine grained quartz crystals. Small patches of very-fine-grained biotite interspersed. Opaques present. Date A point or period of time associated with an event in the lifecycle of the resource 1/20/1969 Is Part Of A related resource in which the described resource is physically or logically included. <a href="http://www.geosciencecollections.milne-library.org/collections/show/15"> St. Francois Mountains Suite </a> Identifier An unambiguous reference to the resource within a given context SFM-8 Spatial Coverage Spatial characteristics of the resource. St. Francois Mtns. Batholith, Missouri Temporal Coverage Temporal characteristics of the resource. Undifferentiated Van Erst Group Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. Accrual Method The method by which items are added to a collection. Purchased from Western Minerals, Inc. https://geosciencecollections.milne-library.org/files/original/7884612190937a013f5d07accc998593.JPG c101e561c082c0e790fb71f1d769ddcd Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/bd4a9363dd5443ddead24436cc86b4ef.JPG 9d910207ba1128f9f728934592cb26cd Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/6abd8d9520d7f722fe325c68cae9c2ec.JPG 35eda1dcdf1f9393ad7505806849ac2d Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2560 Height 1920 Bit Depth 8 Channels 3 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource (SFM) Igneous Suite -- St. Francois Mountains, Southeastern Missouri Description An account of the resource This collection is composed of igneous volcanic and intrusive rocks from the St. Francois Mountains of Missouri. The variation within the collection can be used to explain the geologic history of the area. The St. Francois Mountains batholith was formed by granitic intrusions into Precambrian rhyolites, tuffs, and breccias. Then basalt, diabase, and porphyritic intrusions cut the granitoids. Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. References A related resource that is referenced, cited, or otherwise pointed to by the described resource. Start here:Â Bickford, M.E. and Mose, D.G., 1974, Geochronology of Precambrian rocks, St. Francois Mountains, South eastern Missouri: GSA Special Papers 1975, v. 165, p. 1-48 doi: <a href="http://dx.doi.org/10.1130/SPE165-p1" target="_blank">http://dx.doi.org/10.1130/SPE165-p1 </a> <ul><li>Early study of the geochronology of the Precambrian rocks within the St. Francois mountains. Provides further insight upon the sequence discussed in the dscription.</li> </ul> Meert, J.G. and Stuckey, W., 2002, Revisiting the paleomagnetism of the 1.476 Ga St. Francois Mountains igneous province, Missouri: Tectonics v. 21, Issue 2, p. 1-19 doi: <a href="http://dx.doi.org/10.1029/2000TC001265%20" target="_blank">http://dx.doi.org/10.1029/2000TC001265 </a> <ul><li>Information acquired from paleomagnestism studies of the St. Francois igneous provence has proven fruitful for determining an acient paleomagnetic pole for Laurentia.Â </li> </ul> Menuge, J.F, Brewer, T.S., and Seeger, C.M., 2002, Petrogenesis of metaluminous A-type rhyolites from the St. Francois Mountains, Missouri and the Mesoproterozoic evolution of the southern Laurentian Margin: Precambrian Research, volume 113, issues 3-4, p. 269-291 doi: <a href="http//dx.doi.org/10.1016/S0301-9268(01)00211-X%20" target="_blank">http//dx.doi.org/10.1016/S0301-9268(01)00211-X </a> <ul><li>Trace elemental analysis of Precambrian rocks from the SFM provide insight into the condition of crystallization and the elemental constituents which played a role into the interesting history of this rhyolitic provence.Â </li> </ul> Rohs, R. C, and Van Schmus, W.R., 2006, Isotopic connection between basement rocks exposed in the St. Francois Mountains and the arbucks Mountains southern mid-continent, North America: International Journal of Earth Sciences, volume 96, Issue 4, p. 599-611 doi: <a href="http://dx.doi.org/10.1007/s00531-006-0123-5" target="_blank">http://dx.doi.org/10.1007/s00531-006-0123-5 </a> <ul><li>Radiometric study of the SFM provence and the Arbuckle mountains of southern Oklahoma suggests a common source.Â </li> </ul> Wenner, D. and Taylor Jr., H.P., 1976, Oxygen and hydrogen isotope studies of a Precambian granite-rhyolite terrane, ST. Francois Mountains, southeastern Missouri: Geological Society of America bulletin v. 87, no. 11, p.1587-1598 doi: <a href="http://dx.doi.org/10.1130/0016-7606" target="_blank">http://dx.doi.org/10.1130/0016-7606 </a> <ul><li>Isotopic analysis of oxygen isotope content within mineral grains within the Precambrian rhyolitic rocks of the SFM yields data that suggests Precambrian oceans were similar to modern day meteoric oceans.</li> </ul> Accrual Method The method by which items are added to a collection. Purchased from Western Minerals Inc. Spatial Coverage Spatial characteristics of the resource. St. Francois Mountains, Ozark region of Southeastern Missouri Temporal Coverage Temporal characteristics of the resource. Precambrian (1.476 Ga) Date A point or period of time associated with an event in the lifecycle of the resource January 20, 1969 Rock A physical material with a mineral composition. Number of Thin Sections Number of thin sections associated with this sample 2 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Red Granite (coarse grained) Description An account of the resource Hand Sample: Holocrystalline, coarse-grained, phaneritic granite with dominant alkali feldspar crystals, as well as quartz and plagioclase feldspar. Veins or pockets of dark brown-black material dispersed intermittently. Thin Section, XPL: 60% medium-to-coarse-grained subhedral alkali feldspar, with unidentified medium-grained, fractured, crystals with no cleavage and high blue, orange, and pink birefringence. Date A point or period of time associated with an event in the lifecycle of the resource 1/20/1969 Is Part Of A related resource in which the described resource is physically or logically included. <a href="http://www.geosciencecollections.milne-library.org/collections/show/15"> St. Francois Mountains Suite </a> Identifier An unambiguous reference to the resource within a given context SFM-9 Spatial Coverage Spatial characteristics of the resource. St. Francois Mtns. Batholith, Missouri, Cornwell Quarry Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. Accrual Method The method by which items are added to a collection. Purchased from Western Minerals, Inc. https://geosciencecollections.milne-library.org/files/original/7eb47a636a33857115a407e839deff86.JPG faaa1b52384f8b0f1bf065ccdecc56ee Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/5683485a149b6a0b39666a3bcf45f4b2.JPG ec4c429fc1e61c18e3f59e9f9f8ae95b Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/b015d86310382fac81d03cd2941a20f1.JPG 3cd8baee7e268b6e8611f011b1341962 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2560 Height 1920 Bit Depth 8 Channels 3 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource (SFM) Igneous Suite -- St. Francois Mountains, Southeastern Missouri Description An account of the resource This collection is composed of igneous volcanic and intrusive rocks from the St. Francois Mountains of Missouri. The variation within the collection can be used to explain the geologic history of the area. The St. Francois Mountains batholith was formed by granitic intrusions into Precambrian rhyolites, tuffs, and breccias. Then basalt, diabase, and porphyritic intrusions cut the granitoids. Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. References A related resource that is referenced, cited, or otherwise pointed to by the described resource. Start here:Â Bickford, M.E. and Mose, D.G., 1974, Geochronology of Precambrian rocks, St. Francois Mountains, South eastern Missouri: GSA Special Papers 1975, v. 165, p. 1-48 doi: <a href="http://dx.doi.org/10.1130/SPE165-p1" target="_blank">http://dx.doi.org/10.1130/SPE165-p1 </a> <ul><li>Early study of the geochronology of the Precambrian rocks within the St. Francois mountains. Provides further insight upon the sequence discussed in the dscription.</li> </ul> Meert, J.G. and Stuckey, W., 2002, Revisiting the paleomagnetism of the 1.476 Ga St. Francois Mountains igneous province, Missouri: Tectonics v. 21, Issue 2, p. 1-19 doi: <a href="http://dx.doi.org/10.1029/2000TC001265%20" target="_blank">http://dx.doi.org/10.1029/2000TC001265 </a> <ul><li>Information acquired from paleomagnestism studies of the St. Francois igneous provence has proven fruitful for determining an acient paleomagnetic pole for Laurentia.Â </li> </ul> Menuge, J.F, Brewer, T.S., and Seeger, C.M., 2002, Petrogenesis of metaluminous A-type rhyolites from the St. Francois Mountains, Missouri and the Mesoproterozoic evolution of the southern Laurentian Margin: Precambrian Research, volume 113, issues 3-4, p. 269-291 doi: <a href="http//dx.doi.org/10.1016/S0301-9268(01)00211-X%20" target="_blank">http//dx.doi.org/10.1016/S0301-9268(01)00211-X </a> <ul><li>Trace elemental analysis of Precambrian rocks from the SFM provide insight into the condition of crystallization and the elemental constituents which played a role into the interesting history of this rhyolitic provence.Â </li> </ul> Rohs, R. C, and Van Schmus, W.R., 2006, Isotopic connection between basement rocks exposed in the St. Francois Mountains and the arbucks Mountains southern mid-continent, North America: International Journal of Earth Sciences, volume 96, Issue 4, p. 599-611 doi: <a href="http://dx.doi.org/10.1007/s00531-006-0123-5" target="_blank">http://dx.doi.org/10.1007/s00531-006-0123-5 </a> <ul><li>Radiometric study of the SFM provence and the Arbuckle mountains of southern Oklahoma suggests a common source.Â </li> </ul> Wenner, D. and Taylor Jr., H.P., 1976, Oxygen and hydrogen isotope studies of a Precambian granite-rhyolite terrane, ST. Francois Mountains, southeastern Missouri: Geological Society of America bulletin v. 87, no. 11, p.1587-1598 doi: <a href="http://dx.doi.org/10.1130/0016-7606" target="_blank">http://dx.doi.org/10.1130/0016-7606 </a> <ul><li>Isotopic analysis of oxygen isotope content within mineral grains within the Precambrian rhyolitic rocks of the SFM yields data that suggests Precambrian oceans were similar to modern day meteoric oceans.</li> </ul> Accrual Method The method by which items are added to a collection. Purchased from Western Minerals Inc. Spatial Coverage Spatial characteristics of the resource. St. Francois Mountains, Ozark region of Southeastern Missouri Temporal Coverage Temporal characteristics of the resource. Precambrian (1.476 Ga) Date A point or period of time associated with an event in the lifecycle of the resource January 20, 1969 Rock A physical material with a mineral composition. Number of Thin Sections Number of thin sections associated with this sample 1 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Basalt Dike Description An account of the resource Hand Sample: Aphanitic brown-black basalt with microcrystalline inclusions of quartz and alkali feldspar. Weathers to yellow orange. Part of a dike cross cutting granite at the Cornwall Quarry. Thin Section, XPL: 15% medium-grained plagioclase crystals in 75% matrix of very-fine-grained opaques, plagioclase, and biotite. Very fine veins of a darker material run through the sample. Date A point or period of time associated with an event in the lifecycle of the resource 1/20/1969 Is Part Of A related resource in which the described resource is physically or logically included. <a href="http://www.geosciencecollections.milne-library.org/collections/show/15"> St. Francois Mountains Suite </a> Identifier An unambiguous reference to the resource within a given context SFM-10 Spatial Coverage Spatial characteristics of the resource. St. Francois Mtns. Batholith, Missouri Cornwell Quarry Contributor An entity responsible for making contributions to the resource Western Minerals, Inc Accrual Method The method by which items are added to a collection. Purchased from Western Minerals Inc. https://geosciencecollections.milne-library.org/files/original/476425e870ba32d1875a2ae1916df8b3.jpg dc99a407f107aea660a8a514ad3aaad1 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/442444a3d0b6dabeeb16c7359e119516.jpg ac627a115e42f2ed67f43995c2082529 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 1936 Height 2592 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/2314b0694e214625160ad6ac788f668e.JPG 46b90859e88f5254ecf8e74a4ffc496f Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2560 Height 1920 Bit Depth 8 Channels 3 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource (SFM) Igneous Suite -- St. Francois Mountains, Southeastern Missouri Description An account of the resource This collection is composed of igneous volcanic and intrusive rocks from the St. Francois Mountains of Missouri. The variation within the collection can be used to explain the geologic history of the area. The St. Francois Mountains batholith was formed by granitic intrusions into Precambrian rhyolites, tuffs, and breccias. Then basalt, diabase, and porphyritic intrusions cut the granitoids. Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. References A related resource that is referenced, cited, or otherwise pointed to by the described resource. Start here:Â Bickford, M.E. and Mose, D.G., 1974, Geochronology of Precambrian rocks, St. Francois Mountains, South eastern Missouri: GSA Special Papers 1975, v. 165, p. 1-48 doi: <a href="http://dx.doi.org/10.1130/SPE165-p1" target="_blank">http://dx.doi.org/10.1130/SPE165-p1 </a> <ul><li>Early study of the geochronology of the Precambrian rocks within the St. Francois mountains. Provides further insight upon the sequence discussed in the dscription.</li> </ul> Meert, J.G. and Stuckey, W., 2002, Revisiting the paleomagnetism of the 1.476 Ga St. Francois Mountains igneous province, Missouri: Tectonics v. 21, Issue 2, p. 1-19 doi: <a href="http://dx.doi.org/10.1029/2000TC001265%20" target="_blank">http://dx.doi.org/10.1029/2000TC001265 </a> <ul><li>Information acquired from paleomagnestism studies of the St. Francois igneous provence has proven fruitful for determining an acient paleomagnetic pole for Laurentia.Â </li> </ul> Menuge, J.F, Brewer, T.S., and Seeger, C.M., 2002, Petrogenesis of metaluminous A-type rhyolites from the St. Francois Mountains, Missouri and the Mesoproterozoic evolution of the southern Laurentian Margin: Precambrian Research, volume 113, issues 3-4, p. 269-291 doi: <a href="http//dx.doi.org/10.1016/S0301-9268(01)00211-X%20" target="_blank">http//dx.doi.org/10.1016/S0301-9268(01)00211-X </a> <ul><li>Trace elemental analysis of Precambrian rocks from the SFM provide insight into the condition of crystallization and the elemental constituents which played a role into the interesting history of this rhyolitic provence.Â </li> </ul> Rohs, R. C, and Van Schmus, W.R., 2006, Isotopic connection between basement rocks exposed in the St. Francois Mountains and the arbucks Mountains southern mid-continent, North America: International Journal of Earth Sciences, volume 96, Issue 4, p. 599-611 doi: <a href="http://dx.doi.org/10.1007/s00531-006-0123-5" target="_blank">http://dx.doi.org/10.1007/s00531-006-0123-5 </a> <ul><li>Radiometric study of the SFM provence and the Arbuckle mountains of southern Oklahoma suggests a common source.Â </li> </ul> Wenner, D. and Taylor Jr., H.P., 1976, Oxygen and hydrogen isotope studies of a Precambian granite-rhyolite terrane, ST. Francois Mountains, southeastern Missouri: Geological Society of America bulletin v. 87, no. 11, p.1587-1598 doi: <a href="http://dx.doi.org/10.1130/0016-7606" target="_blank">http://dx.doi.org/10.1130/0016-7606 </a> <ul><li>Isotopic analysis of oxygen isotope content within mineral grains within the Precambrian rhyolitic rocks of the SFM yields data that suggests Precambrian oceans were similar to modern day meteoric oceans.</li> </ul> Accrual Method The method by which items are added to a collection. Purchased from Western Minerals Inc. Spatial Coverage Spatial characteristics of the resource. St. Francois Mountains, Ozark region of Southeastern Missouri Temporal Coverage Temporal characteristics of the resource. Precambrian (1.476 Ga) Date A point or period of time associated with an event in the lifecycle of the resource January 20, 1969 Rock A physical material with a mineral composition. Number of Thin Sections Number of thin sections associated with this sample 1 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Skrainka Diabase Description An account of the resource Hand Sample: Porphyritic diabase with light crystals in a dark-grey-to-black groundmass. Plagioclase 45%, Pyroxene 45%, Hornblende 5%, Olivine and Biotite 5% Thin Section, XPL: 70% medium-grained interlocking plagioclase laths, 8% olivine, 7% opaques, 15% groundmass. Date A point or period of time associated with an event in the lifecycle of the resource 1/20/1969 Identifier An unambiguous reference to the resource within a given context SFM-11 Spatial Coverage Spatial characteristics of the resource. St. Francois Mountains Batholith, Missouri Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. Is Part Of A related resource in which the described resource is physically or logically included. <a href="http://geosciencecollections.milne-library.org/collections/show/15">St. Francois Mountains</a> Accrual Method The method by which items are added to a collection. Purchased from Western Minerals, Inc. https://geosciencecollections.milne-library.org/files/original/bc4f476eebe3230c3a9a46bcfe94215e.jpg 3a98c9e3af0e797ff323e724b0a48663 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/71fc5c061b71fcde40a25734947cd785.jpg 419d477451bbddd718933c321c0a6bf0 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 1936 Height 2592 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/a392c1b35f31ef69aee576ea484cac97.JPG d4e65277c035f3b8eb4b24c3c7216643 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2560 Height 1920 Bit Depth 8 Channels 3 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource (SFM) Igneous Suite -- St. Francois Mountains, Southeastern Missouri Description An account of the resource This collection is composed of igneous volcanic and intrusive rocks from the St. Francois Mountains of Missouri. The variation within the collection can be used to explain the geologic history of the area. The St. Francois Mountains batholith was formed by granitic intrusions into Precambrian rhyolites, tuffs, and breccias. Then basalt, diabase, and porphyritic intrusions cut the granitoids. Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. References A related resource that is referenced, cited, or otherwise pointed to by the described resource. Start here:Â Bickford, M.E. and Mose, D.G., 1974, Geochronology of Precambrian rocks, St. Francois Mountains, South eastern Missouri: GSA Special Papers 1975, v. 165, p. 1-48 doi: <a href="http://dx.doi.org/10.1130/SPE165-p1" target="_blank">http://dx.doi.org/10.1130/SPE165-p1 </a> <ul><li>Early study of the geochronology of the Precambrian rocks within the St. Francois mountains. Provides further insight upon the sequence discussed in the dscription.</li> </ul> Meert, J.G. and Stuckey, W., 2002, Revisiting the paleomagnetism of the 1.476 Ga St. Francois Mountains igneous province, Missouri: Tectonics v. 21, Issue 2, p. 1-19 doi: <a href="http://dx.doi.org/10.1029/2000TC001265%20" target="_blank">http://dx.doi.org/10.1029/2000TC001265 </a> <ul><li>Information acquired from paleomagnestism studies of the St. Francois igneous provence has proven fruitful for determining an acient paleomagnetic pole for Laurentia.Â </li> </ul> Menuge, J.F, Brewer, T.S., and Seeger, C.M., 2002, Petrogenesis of metaluminous A-type rhyolites from the St. Francois Mountains, Missouri and the Mesoproterozoic evolution of the southern Laurentian Margin: Precambrian Research, volume 113, issues 3-4, p. 269-291 doi: <a href="http//dx.doi.org/10.1016/S0301-9268(01)00211-X%20" target="_blank">http//dx.doi.org/10.1016/S0301-9268(01)00211-X </a> <ul><li>Trace elemental analysis of Precambrian rocks from the SFM provide insight into the condition of crystallization and the elemental constituents which played a role into the interesting history of this rhyolitic provence.Â </li> </ul> Rohs, R. C, and Van Schmus, W.R., 2006, Isotopic connection between basement rocks exposed in the St. Francois Mountains and the arbucks Mountains southern mid-continent, North America: International Journal of Earth Sciences, volume 96, Issue 4, p. 599-611 doi: <a href="http://dx.doi.org/10.1007/s00531-006-0123-5" target="_blank">http://dx.doi.org/10.1007/s00531-006-0123-5 </a> <ul><li>Radiometric study of the SFM provence and the Arbuckle mountains of southern Oklahoma suggests a common source.Â </li> </ul> Wenner, D. and Taylor Jr., H.P., 1976, Oxygen and hydrogen isotope studies of a Precambian granite-rhyolite terrane, ST. Francois Mountains, southeastern Missouri: Geological Society of America bulletin v. 87, no. 11, p.1587-1598 doi: <a href="http://dx.doi.org/10.1130/0016-7606" target="_blank">http://dx.doi.org/10.1130/0016-7606 </a> <ul><li>Isotopic analysis of oxygen isotope content within mineral grains within the Precambrian rhyolitic rocks of the SFM yields data that suggests Precambrian oceans were similar to modern day meteoric oceans.</li> </ul> Accrual Method The method by which items are added to a collection. Purchased from Western Minerals Inc. Spatial Coverage Spatial characteristics of the resource. St. Francois Mountains, Ozark region of Southeastern Missouri Temporal Coverage Temporal characteristics of the resource. Precambrian (1.476 Ga) Date A point or period of time associated with an event in the lifecycle of the resource January 20, 1969 Rock A physical material with a mineral composition. Number of Thin Sections Number of thin sections associated with this sample 1 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Stouts Creek Rhyolite (VanEast group) Description An account of the resource Hand Sample: Hypocrystalline, porphyritic rhyolite. 20% subhedral to anhedral biotite, quartz, and microcline (sanidine) phenocrysts. 80% grey-brown groundmass. Massive. Thin Section, XPL: 50% subhedral, medium and fine-grained quartz and plagioclase crystals in 50% matrix that contains opaques and quartz among other minerals. Hexagonal inclusion of very-fine-grained, subhedral, well-weathered grains of quartz, biotite, and opaques. Date A point or period of time associated with an event in the lifecycle of the resource 1/20/1969 Identifier An unambiguous reference to the resource within a given context SFM-12 Spatial Coverage Spatial characteristics of the resource. St. Francois Mountains Batholith, Missouri Contributor An entity responsible for making contributions to the resource Western Minerals, Inc Is Part Of A related resource in which the described resource is physically or logically included. <a href="http://geosciencecollections.milne-library.org/collections/show/15">St. Francois Mountains</a> Accrual Method The method by which items are added to a collection. Purchased from Western Minerals, Inc https://geosciencecollections.milne-library.org/files/original/f4ee33319c8fd8aaa54600c085c3dbd5.jpg 23bd6e71036aa6912bb2a6745616cfcc Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/69e69ca6b5ef1048d36885e6834d156c.jpg e544d6ec28652b86deaae6111b2b4596 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/9752ec9f06eee776b0564b6ded144aba.JPG 4b968a9e0d852c6b3f134f6fd578e74e Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2560 Height 1920 Bit Depth 8 Channels 3 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource (SFM) Igneous Suite -- St. Francois Mountains, Southeastern Missouri Description An account of the resource This collection is composed of igneous volcanic and intrusive rocks from the St. Francois Mountains of Missouri. The variation within the collection can be used to explain the geologic history of the area. The St. Francois Mountains batholith was formed by granitic intrusions into Precambrian rhyolites, tuffs, and breccias. Then basalt, diabase, and porphyritic intrusions cut the granitoids. Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. References A related resource that is referenced, cited, or otherwise pointed to by the described resource. Start here:Â Bickford, M.E. and Mose, D.G., 1974, Geochronology of Precambrian rocks, St. Francois Mountains, South eastern Missouri: GSA Special Papers 1975, v. 165, p. 1-48 doi: <a href="http://dx.doi.org/10.1130/SPE165-p1" target="_blank">http://dx.doi.org/10.1130/SPE165-p1 </a> <ul><li>Early study of the geochronology of the Precambrian rocks within the St. Francois mountains. Provides further insight upon the sequence discussed in the dscription.</li> </ul> Meert, J.G. and Stuckey, W., 2002, Revisiting the paleomagnetism of the 1.476 Ga St. Francois Mountains igneous province, Missouri: Tectonics v. 21, Issue 2, p. 1-19 doi: <a href="http://dx.doi.org/10.1029/2000TC001265%20" target="_blank">http://dx.doi.org/10.1029/2000TC001265 </a> <ul><li>Information acquired from paleomagnestism studies of the St. Francois igneous provence has proven fruitful for determining an acient paleomagnetic pole for Laurentia.Â </li> </ul> Menuge, J.F, Brewer, T.S., and Seeger, C.M., 2002, Petrogenesis of metaluminous A-type rhyolites from the St. Francois Mountains, Missouri and the Mesoproterozoic evolution of the southern Laurentian Margin: Precambrian Research, volume 113, issues 3-4, p. 269-291 doi: <a href="http//dx.doi.org/10.1016/S0301-9268(01)00211-X%20" target="_blank">http//dx.doi.org/10.1016/S0301-9268(01)00211-X </a> <ul><li>Trace elemental analysis of Precambrian rocks from the SFM provide insight into the condition of crystallization and the elemental constituents which played a role into the interesting history of this rhyolitic provence.Â </li> </ul> Rohs, R. C, and Van Schmus, W.R., 2006, Isotopic connection between basement rocks exposed in the St. Francois Mountains and the arbucks Mountains southern mid-continent, North America: International Journal of Earth Sciences, volume 96, Issue 4, p. 599-611 doi: <a href="http://dx.doi.org/10.1007/s00531-006-0123-5" target="_blank">http://dx.doi.org/10.1007/s00531-006-0123-5 </a> <ul><li>Radiometric study of the SFM provence and the Arbuckle mountains of southern Oklahoma suggests a common source.Â </li> </ul> Wenner, D. and Taylor Jr., H.P., 1976, Oxygen and hydrogen isotope studies of a Precambian granite-rhyolite terrane, ST. Francois Mountains, southeastern Missouri: Geological Society of America bulletin v. 87, no. 11, p.1587-1598 doi: <a href="http://dx.doi.org/10.1130/0016-7606" target="_blank">http://dx.doi.org/10.1130/0016-7606 </a> <ul><li>Isotopic analysis of oxygen isotope content within mineral grains within the Precambrian rhyolitic rocks of the SFM yields data that suggests Precambrian oceans were similar to modern day meteoric oceans.</li> </ul> Accrual Method The method by which items are added to a collection. Purchased from Western Minerals Inc. Spatial Coverage Spatial characteristics of the resource. St. Francois Mountains, Ozark region of Southeastern Missouri Temporal Coverage Temporal characteristics of the resource. Precambrian (1.476 Ga) Date A point or period of time associated with an event in the lifecycle of the resource January 20, 1969 Rock A physical material with a mineral composition. Number of Thin Sections Number of thin sections associated with this sample 1 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Brown Mountain intrusive Rhyolite Description An account of the resource Hand Sample: Porphyritic orange-pink rhyolite. Dominantly potassium feldspar with some black crystals. Weathers to brown-black and yellow-brown. Thin Section, XPL: Fine-grained, well-weathered quartz and alkaline feldspar interspersed with fine-grained rectangular inclusions of mixed material. Opaques present. Date A point or period of time associated with an event in the lifecycle of the resource 1/20/1969 Identifier An unambiguous reference to the resource within a given context SFM-13 Spatial Coverage Spatial characteristics of the resource. St. Francois Mountains Batholith, Missouri Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. Is Part Of A related resource in which the described resource is physically or logically included. <a href="http://geosciencecollections.milne-library.org/collections/show/15">St. Francois Mountains</a> Accrual Method The method by which items are added to a collection. Western Minerals, Inc https://geosciencecollections.milne-library.org/files/original/091aca5ba00f1a915263ad7df84773cf.jpg 2400f3dfff116d1f331e237548795f56 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/ca7c20ba459d03d36298688a0023d744.jpg dcfbed3850a26a7573e12a8883e1c62f Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/3f5a4ab06b6b87fbaa4da1052c43900a.JPG f87e1149e346da8345cea6477f40f9e3 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2560 Height 1920 Bit Depth 8 Channels 3 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource (SFM) Igneous Suite -- St. Francois Mountains, Southeastern Missouri Description An account of the resource This collection is composed of igneous volcanic and intrusive rocks from the St. Francois Mountains of Missouri. The variation within the collection can be used to explain the geologic history of the area. The St. Francois Mountains batholith was formed by granitic intrusions into Precambrian rhyolites, tuffs, and breccias. Then basalt, diabase, and porphyritic intrusions cut the granitoids. Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. References A related resource that is referenced, cited, or otherwise pointed to by the described resource. Start here:Â Bickford, M.E. and Mose, D.G., 1974, Geochronology of Precambrian rocks, St. Francois Mountains, South eastern Missouri: GSA Special Papers 1975, v. 165, p. 1-48 doi: <a href="http://dx.doi.org/10.1130/SPE165-p1" target="_blank">http://dx.doi.org/10.1130/SPE165-p1 </a> <ul><li>Early study of the geochronology of the Precambrian rocks within the St. Francois mountains. Provides further insight upon the sequence discussed in the dscription.</li> </ul> Meert, J.G. and Stuckey, W., 2002, Revisiting the paleomagnetism of the 1.476 Ga St. Francois Mountains igneous province, Missouri: Tectonics v. 21, Issue 2, p. 1-19 doi: <a href="http://dx.doi.org/10.1029/2000TC001265%20" target="_blank">http://dx.doi.org/10.1029/2000TC001265 </a> <ul><li>Information acquired from paleomagnestism studies of the St. Francois igneous provence has proven fruitful for determining an acient paleomagnetic pole for Laurentia.Â </li> </ul> Menuge, J.F, Brewer, T.S., and Seeger, C.M., 2002, Petrogenesis of metaluminous A-type rhyolites from the St. Francois Mountains, Missouri and the Mesoproterozoic evolution of the southern Laurentian Margin: Precambrian Research, volume 113, issues 3-4, p. 269-291 doi: <a href="http//dx.doi.org/10.1016/S0301-9268(01)00211-X%20" target="_blank">http//dx.doi.org/10.1016/S0301-9268(01)00211-X </a> <ul><li>Trace elemental analysis of Precambrian rocks from the SFM provide insight into the condition of crystallization and the elemental constituents which played a role into the interesting history of this rhyolitic provence.Â </li> </ul> Rohs, R. C, and Van Schmus, W.R., 2006, Isotopic connection between basement rocks exposed in the St. Francois Mountains and the arbucks Mountains southern mid-continent, North America: International Journal of Earth Sciences, volume 96, Issue 4, p. 599-611 doi: <a href="http://dx.doi.org/10.1007/s00531-006-0123-5" target="_blank">http://dx.doi.org/10.1007/s00531-006-0123-5 </a> <ul><li>Radiometric study of the SFM provence and the Arbuckle mountains of southern Oklahoma suggests a common source.Â </li> </ul> Wenner, D. and Taylor Jr., H.P., 1976, Oxygen and hydrogen isotope studies of a Precambian granite-rhyolite terrane, ST. Francois Mountains, southeastern Missouri: Geological Society of America bulletin v. 87, no. 11, p.1587-1598 doi: <a href="http://dx.doi.org/10.1130/0016-7606" target="_blank">http://dx.doi.org/10.1130/0016-7606 </a> <ul><li>Isotopic analysis of oxygen isotope content within mineral grains within the Precambrian rhyolitic rocks of the SFM yields data that suggests Precambrian oceans were similar to modern day meteoric oceans.</li> </ul> Accrual Method The method by which items are added to a collection. Purchased from Western Minerals Inc. Spatial Coverage Spatial characteristics of the resource. St. Francois Mountains, Ozark region of Southeastern Missouri Temporal Coverage Temporal characteristics of the resource. Precambrian (1.476 Ga) Date A point or period of time associated with an event in the lifecycle of the resource January 20, 1969 Rock A physical material with a mineral composition. Number of Thin Sections Number of thin sections associated with this sample 1 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Diorite (coarse-grained) Description An account of the resource Hand Sample: Porphyritic (or coarse-grained phaneritic) diorite with coarse-grained white plagioclase laths up to 1cm and some black mineral. Weathering to rust-orange color. Thin Section: 60% medium-grained interlocking rectangular plagioclase laths. Well-weathered smaller grains of quartz, biotite, and opaques fill in the spaces between laths. Date A point or period of time associated with an event in the lifecycle of the resource 1/20/1969 Identifier An unambiguous reference to the resource within a given context SFM-14 Spatial Coverage Spatial characteristics of the resource. St. Francois Mountains Batholith, Missouri Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. Is Part Of A related resource in which the described resource is physically or logically included. <a href="http://geosciencecollections.milne-library.org/collections/show/15">St. Francois Mountains</a> Accrual Method The method by which items are added to a collection. Western Minerals, Inc. https://geosciencecollections.milne-library.org/files/original/801ddaa5d3a07810bdce78eb73fa2524.jpg 7873f510057c66f829921bebd1dac287 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/630830cf960a860839948d001b1dca48.jpg 4d0370a0c30179154d93e10bd7cb4f7c Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/4e1c67788b2918069016511e722ad963.JPG cc8383a0810ced776af841fef64651ee Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2560 Height 1920 Bit Depth 8 Channels 3 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource (SFM) Igneous Suite -- St. Francois Mountains, Southeastern Missouri Description An account of the resource This collection is composed of igneous volcanic and intrusive rocks from the St. Francois Mountains of Missouri. The variation within the collection can be used to explain the geologic history of the area. The St. Francois Mountains batholith was formed by granitic intrusions into Precambrian rhyolites, tuffs, and breccias. Then basalt, diabase, and porphyritic intrusions cut the granitoids. Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. References A related resource that is referenced, cited, or otherwise pointed to by the described resource. Start here:Â Bickford, M.E. and Mose, D.G., 1974, Geochronology of Precambrian rocks, St. Francois Mountains, South eastern Missouri: GSA Special Papers 1975, v. 165, p. 1-48 doi: <a href="http://dx.doi.org/10.1130/SPE165-p1" target="_blank">http://dx.doi.org/10.1130/SPE165-p1 </a> <ul><li>Early study of the geochronology of the Precambrian rocks within the St. Francois mountains. Provides further insight upon the sequence discussed in the dscription.</li> </ul> Meert, J.G. and Stuckey, W., 2002, Revisiting the paleomagnetism of the 1.476 Ga St. Francois Mountains igneous province, Missouri: Tectonics v. 21, Issue 2, p. 1-19 doi: <a href="http://dx.doi.org/10.1029/2000TC001265%20" target="_blank">http://dx.doi.org/10.1029/2000TC001265 </a> <ul><li>Information acquired from paleomagnestism studies of the St. Francois igneous provence has proven fruitful for determining an acient paleomagnetic pole for Laurentia.Â </li> </ul> Menuge, J.F, Brewer, T.S., and Seeger, C.M., 2002, Petrogenesis of metaluminous A-type rhyolites from the St. Francois Mountains, Missouri and the Mesoproterozoic evolution of the southern Laurentian Margin: Precambrian Research, volume 113, issues 3-4, p. 269-291 doi: <a href="http//dx.doi.org/10.1016/S0301-9268(01)00211-X%20" target="_blank">http//dx.doi.org/10.1016/S0301-9268(01)00211-X </a> <ul><li>Trace elemental analysis of Precambrian rocks from the SFM provide insight into the condition of crystallization and the elemental constituents which played a role into the interesting history of this rhyolitic provence.Â </li> </ul> Rohs, R. C, and Van Schmus, W.R., 2006, Isotopic connection between basement rocks exposed in the St. Francois Mountains and the arbucks Mountains southern mid-continent, North America: International Journal of Earth Sciences, volume 96, Issue 4, p. 599-611 doi: <a href="http://dx.doi.org/10.1007/s00531-006-0123-5" target="_blank">http://dx.doi.org/10.1007/s00531-006-0123-5 </a> <ul><li>Radiometric study of the SFM provence and the Arbuckle mountains of southern Oklahoma suggests a common source.Â </li> </ul> Wenner, D. and Taylor Jr., H.P., 1976, Oxygen and hydrogen isotope studies of a Precambian granite-rhyolite terrane, ST. Francois Mountains, southeastern Missouri: Geological Society of America bulletin v. 87, no. 11, p.1587-1598 doi: <a href="http://dx.doi.org/10.1130/0016-7606" target="_blank">http://dx.doi.org/10.1130/0016-7606 </a> <ul><li>Isotopic analysis of oxygen isotope content within mineral grains within the Precambrian rhyolitic rocks of the SFM yields data that suggests Precambrian oceans were similar to modern day meteoric oceans.</li> </ul> Accrual Method The method by which items are added to a collection. Purchased from Western Minerals Inc. Spatial Coverage Spatial characteristics of the resource. St. Francois Mountains, Ozark region of Southeastern Missouri Temporal Coverage Temporal characteristics of the resource. Precambrian (1.476 Ga) Date A point or period of time associated with an event in the lifecycle of the resource January 20, 1969 Rock A physical material with a mineral composition. Number of Thin Sections Number of thin sections associated with this sample 1 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Ketcherside Tuff Description An account of the resource Hand Sample: Aphanitic, pyroclastic grey-black tuff. Conchoidal fracture pattern from a strike-point on one edge. Weathers to yellow-brown. Thin Section, XPL: 40% well weathered very-fine quartz, feldspar, and opaques with blurred edges in 60% matrix. Date A point or period of time associated with an event in the lifecycle of the resource 1/20/1969 Identifier An unambiguous reference to the resource within a given context SFM-15 Spatial Coverage Spatial characteristics of the resource. St. Francois Mountains Batholith, Missouri Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. Is Part Of A related resource in which the described resource is physically or logically included. <a href="http://geosciencecollections.milne-library.org/collections/show/15">St. Francois Mountains</a> Accrual Method The method by which items are added to a collection. Purchased from Western Minerals, Inc. https://geosciencecollections.milne-library.org/files/original/acf84fcf527bf4f9034c14c00b7c97d6.jpg 2492a7d8d022936c3c2c399311869972 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/ef41384be2a37f8ef73ae364b99952bb.jpg 3e29b90fe84ee64729cca612c8af7e19 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/624de1f378f06cf315ba29c0381a9a7b.JPG a9be5b3ea2641c6eaf1a304cf937f61d Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2560 Height 1920 Bit Depth 8 Channels 3 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource (SFM) Igneous Suite -- St. Francois Mountains, Southeastern Missouri Description An account of the resource This collection is composed of igneous volcanic and intrusive rocks from the St. Francois Mountains of Missouri. The variation within the collection can be used to explain the geologic history of the area. The St. Francois Mountains batholith was formed by granitic intrusions into Precambrian rhyolites, tuffs, and breccias. Then basalt, diabase, and porphyritic intrusions cut the granitoids. Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. References A related resource that is referenced, cited, or otherwise pointed to by the described resource. Start here:Â Bickford, M.E. and Mose, D.G., 1974, Geochronology of Precambrian rocks, St. Francois Mountains, South eastern Missouri: GSA Special Papers 1975, v. 165, p. 1-48 doi: <a href="http://dx.doi.org/10.1130/SPE165-p1" target="_blank">http://dx.doi.org/10.1130/SPE165-p1 </a> <ul><li>Early study of the geochronology of the Precambrian rocks within the St. Francois mountains. Provides further insight upon the sequence discussed in the dscription.</li> </ul> Meert, J.G. and Stuckey, W., 2002, Revisiting the paleomagnetism of the 1.476 Ga St. Francois Mountains igneous province, Missouri: Tectonics v. 21, Issue 2, p. 1-19 doi: <a href="http://dx.doi.org/10.1029/2000TC001265%20" target="_blank">http://dx.doi.org/10.1029/2000TC001265 </a> <ul><li>Information acquired from paleomagnestism studies of the St. Francois igneous provence has proven fruitful for determining an acient paleomagnetic pole for Laurentia.Â </li> </ul> Menuge, J.F, Brewer, T.S., and Seeger, C.M., 2002, Petrogenesis of metaluminous A-type rhyolites from the St. Francois Mountains, Missouri and the Mesoproterozoic evolution of the southern Laurentian Margin: Precambrian Research, volume 113, issues 3-4, p. 269-291 doi: <a href="http//dx.doi.org/10.1016/S0301-9268(01)00211-X%20" target="_blank">http//dx.doi.org/10.1016/S0301-9268(01)00211-X </a> <ul><li>Trace elemental analysis of Precambrian rocks from the SFM provide insight into the condition of crystallization and the elemental constituents which played a role into the interesting history of this rhyolitic provence.Â </li> </ul> Rohs, R. C, and Van Schmus, W.R., 2006, Isotopic connection between basement rocks exposed in the St. Francois Mountains and the arbucks Mountains southern mid-continent, North America: International Journal of Earth Sciences, volume 96, Issue 4, p. 599-611 doi: <a href="http://dx.doi.org/10.1007/s00531-006-0123-5" target="_blank">http://dx.doi.org/10.1007/s00531-006-0123-5 </a> <ul><li>Radiometric study of the SFM provence and the Arbuckle mountains of southern Oklahoma suggests a common source.Â </li> </ul> Wenner, D. and Taylor Jr., H.P., 1976, Oxygen and hydrogen isotope studies of a Precambian granite-rhyolite terrane, ST. Francois Mountains, southeastern Missouri: Geological Society of America bulletin v. 87, no. 11, p.1587-1598 doi: <a href="http://dx.doi.org/10.1130/0016-7606" target="_blank">http://dx.doi.org/10.1130/0016-7606 </a> <ul><li>Isotopic analysis of oxygen isotope content within mineral grains within the Precambrian rhyolitic rocks of the SFM yields data that suggests Precambrian oceans were similar to modern day meteoric oceans.</li> </ul> Accrual Method The method by which items are added to a collection. Purchased from Western Minerals Inc. Spatial Coverage Spatial characteristics of the resource. St. Francois Mountains, Ozark region of Southeastern Missouri Temporal Coverage Temporal characteristics of the resource. Precambrian (1.476 Ga) Date A point or period of time associated with an event in the lifecycle of the resource January 20, 1969 Rock A physical material with a mineral composition. Number of Thin Sections Number of thin sections associated with this sample 1 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Altered Basalt Flow Description An account of the resource Hand Sample: Aphanitic grey-black color. Weathers to yellow-tan and orange. Small vesicles present. Thin Section: Primarily matrix of opaques and some mica. Clusters of very-fine grained olivine and feldspar crystals present Date A point or period of time associated with an event in the lifecycle of the resource 1/20/1969 Identifier An unambiguous reference to the resource within a given context SFM-16 Spatial Coverage Spatial characteristics of the resource. St. Francois Mountains Batholith, Missouri Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. Is Part Of A related resource in which the described resource is physically or logically included. <a href="http://geosciencecollections.milne-library.org/collections/show/15">St. Francois Mountains</a> Accrual Method The method by which items are added to a collection. Purchased from Western Minerals, Inc https://geosciencecollections.milne-library.org/files/original/02eefc51adb04623edb03a348d21ba94.jpg 76abd9ee4e215c33874f9d3b7e48b9d2 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/68ed90682f4a74202230b0436fb37282.jpg baff0fd8ae75e475925bbe73d6396376 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/ae76b0132b3f8be25b6e799e3b09fcbb.JPG 1926dffc5a40af36c873b6036210d3da Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2560 Height 1920 Bit Depth 8 Channels 3 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource (SFM) Igneous Suite -- St. Francois Mountains, Southeastern Missouri Description An account of the resource This collection is composed of igneous volcanic and intrusive rocks from the St. Francois Mountains of Missouri. The variation within the collection can be used to explain the geologic history of the area. The St. Francois Mountains batholith was formed by granitic intrusions into Precambrian rhyolites, tuffs, and breccias. Then basalt, diabase, and porphyritic intrusions cut the granitoids. Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. References A related resource that is referenced, cited, or otherwise pointed to by the described resource. Start here:Â Bickford, M.E. and Mose, D.G., 1974, Geochronology of Precambrian rocks, St. Francois Mountains, South eastern Missouri: GSA Special Papers 1975, v. 165, p. 1-48 doi: <a href="http://dx.doi.org/10.1130/SPE165-p1" target="_blank">http://dx.doi.org/10.1130/SPE165-p1 </a> <ul><li>Early study of the geochronology of the Precambrian rocks within the St. Francois mountains. Provides further insight upon the sequence discussed in the dscription.</li> </ul> Meert, J.G. and Stuckey, W., 2002, Revisiting the paleomagnetism of the 1.476 Ga St. Francois Mountains igneous province, Missouri: Tectonics v. 21, Issue 2, p. 1-19 doi: <a href="http://dx.doi.org/10.1029/2000TC001265%20" target="_blank">http://dx.doi.org/10.1029/2000TC001265 </a> <ul><li>Information acquired from paleomagnestism studies of the St. Francois igneous provence has proven fruitful for determining an acient paleomagnetic pole for Laurentia.Â </li> </ul> Menuge, J.F, Brewer, T.S., and Seeger, C.M., 2002, Petrogenesis of metaluminous A-type rhyolites from the St. Francois Mountains, Missouri and the Mesoproterozoic evolution of the southern Laurentian Margin: Precambrian Research, volume 113, issues 3-4, p. 269-291 doi: <a href="http//dx.doi.org/10.1016/S0301-9268(01)00211-X%20" target="_blank">http//dx.doi.org/10.1016/S0301-9268(01)00211-X </a> <ul><li>Trace elemental analysis of Precambrian rocks from the SFM provide insight into the condition of crystallization and the elemental constituents which played a role into the interesting history of this rhyolitic provence.Â </li> </ul> Rohs, R. C, and Van Schmus, W.R., 2006, Isotopic connection between basement rocks exposed in the St. Francois Mountains and the arbucks Mountains southern mid-continent, North America: International Journal of Earth Sciences, volume 96, Issue 4, p. 599-611 doi: <a href="http://dx.doi.org/10.1007/s00531-006-0123-5" target="_blank">http://dx.doi.org/10.1007/s00531-006-0123-5 </a> <ul><li>Radiometric study of the SFM provence and the Arbuckle mountains of southern Oklahoma suggests a common source.Â </li> </ul> Wenner, D. and Taylor Jr., H.P., 1976, Oxygen and hydrogen isotope studies of a Precambian granite-rhyolite terrane, ST. Francois Mountains, southeastern Missouri: Geological Society of America bulletin v. 87, no. 11, p.1587-1598 doi: <a href="http://dx.doi.org/10.1130/0016-7606" target="_blank">http://dx.doi.org/10.1130/0016-7606 </a> <ul><li>Isotopic analysis of oxygen isotope content within mineral grains within the Precambrian rhyolitic rocks of the SFM yields data that suggests Precambrian oceans were similar to modern day meteoric oceans.</li> </ul> Accrual Method The method by which items are added to a collection. Purchased from Western Minerals Inc. Spatial Coverage Spatial characteristics of the resource. St. Francois Mountains, Ozark region of Southeastern Missouri Temporal Coverage Temporal characteristics of the resource. Precambrian (1.476 Ga) Date A point or period of time associated with an event in the lifecycle of the resource January 20, 1969 Rock A physical material with a mineral composition. Number of Thin Sections Number of thin sections associated with this sample 2 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource French Mills Rhyolite Description An account of the resource Hand Sample: Phaneritic rhyolite with fine-grained phenocrysts of quarts, feldspar and hornblende in a brownish-red groundmass. Weathers to orange-brown. Thin Section, XPL: 50% medium-to-fine grained subhedral well-weathered plagioclase crystals, some rimmed in opaques. 50% matrix. Date A point or period of time associated with an event in the lifecycle of the resource 1/20/1969 Identifier An unambiguous reference to the resource within a given context SFM-17 Spatial Coverage Spatial characteristics of the resource. St. Francois Mountains Batholith, Missouri Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. Is Part Of A related resource in which the described resource is physically or logically included. <a href="http://geosciencecollections.milne-library.org/collections/show/15">St. Francois Mountains suite</a> Accrual Method The method by which items are added to a collection. Purchased from Western Minerals, Inc https://geosciencecollections.milne-library.org/files/original/e184a2032d4aeef91423fa54ecaf4ca7.jpg 01a581e26c25f3a6fbf890ed7deaff1f Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/c26193dee0af987b523c8bca72116afb.jpg d617b641e7a70dcf97d62b669ac7728c Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/c49b60a62eb6adac8486d46dcbe7ad1f.JPG 68ec2b215ca41886dc62f0c62a0b1129 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2560 Height 1920 Bit Depth 8 Channels 3 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource (SFM) Igneous Suite -- St. Francois Mountains, Southeastern Missouri Description An account of the resource This collection is composed of igneous volcanic and intrusive rocks from the St. Francois Mountains of Missouri. The variation within the collection can be used to explain the geologic history of the area. The St. Francois Mountains batholith was formed by granitic intrusions into Precambrian rhyolites, tuffs, and breccias. Then basalt, diabase, and porphyritic intrusions cut the granitoids. Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. References A related resource that is referenced, cited, or otherwise pointed to by the described resource. Start here:Â Bickford, M.E. and Mose, D.G., 1974, Geochronology of Precambrian rocks, St. Francois Mountains, South eastern Missouri: GSA Special Papers 1975, v. 165, p. 1-48 doi: <a href="http://dx.doi.org/10.1130/SPE165-p1" target="_blank">http://dx.doi.org/10.1130/SPE165-p1 </a> <ul><li>Early study of the geochronology of the Precambrian rocks within the St. Francois mountains. Provides further insight upon the sequence discussed in the dscription.</li> </ul> Meert, J.G. and Stuckey, W., 2002, Revisiting the paleomagnetism of the 1.476 Ga St. Francois Mountains igneous province, Missouri: Tectonics v. 21, Issue 2, p. 1-19 doi: <a href="http://dx.doi.org/10.1029/2000TC001265%20" target="_blank">http://dx.doi.org/10.1029/2000TC001265 </a> <ul><li>Information acquired from paleomagnestism studies of the St. Francois igneous provence has proven fruitful for determining an acient paleomagnetic pole for Laurentia.Â </li> </ul> Menuge, J.F, Brewer, T.S., and Seeger, C.M., 2002, Petrogenesis of metaluminous A-type rhyolites from the St. Francois Mountains, Missouri and the Mesoproterozoic evolution of the southern Laurentian Margin: Precambrian Research, volume 113, issues 3-4, p. 269-291 doi: <a href="http//dx.doi.org/10.1016/S0301-9268(01)00211-X%20" target="_blank">http//dx.doi.org/10.1016/S0301-9268(01)00211-X </a> <ul><li>Trace elemental analysis of Precambrian rocks from the SFM provide insight into the condition of crystallization and the elemental constituents which played a role into the interesting history of this rhyolitic provence.Â </li> </ul> Rohs, R. C, and Van Schmus, W.R., 2006, Isotopic connection between basement rocks exposed in the St. Francois Mountains and the arbucks Mountains southern mid-continent, North America: International Journal of Earth Sciences, volume 96, Issue 4, p. 599-611 doi: <a href="http://dx.doi.org/10.1007/s00531-006-0123-5" target="_blank">http://dx.doi.org/10.1007/s00531-006-0123-5 </a> <ul><li>Radiometric study of the SFM provence and the Arbuckle mountains of southern Oklahoma suggests a common source.Â </li> </ul> Wenner, D. and Taylor Jr., H.P., 1976, Oxygen and hydrogen isotope studies of a Precambian granite-rhyolite terrane, ST. Francois Mountains, southeastern Missouri: Geological Society of America bulletin v. 87, no. 11, p.1587-1598 doi: <a href="http://dx.doi.org/10.1130/0016-7606" target="_blank">http://dx.doi.org/10.1130/0016-7606 </a> <ul><li>Isotopic analysis of oxygen isotope content within mineral grains within the Precambrian rhyolitic rocks of the SFM yields data that suggests Precambrian oceans were similar to modern day meteoric oceans.</li> </ul> Accrual Method The method by which items are added to a collection. Purchased from Western Minerals Inc. Spatial Coverage Spatial characteristics of the resource. St. Francois Mountains, Ozark region of Southeastern Missouri Temporal Coverage Temporal characteristics of the resource. Precambrian (1.476 Ga) Date A point or period of time associated with an event in the lifecycle of the resource January 20, 1969 Rock A physical material with a mineral composition. Number of Thin Sections Number of thin sections associated with this sample 1 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Marlow Mountain Rhyolite Description An account of the resource Hand Sample: Phaneritic rhyolite. 10% fine-grained phenocrysts of sanidine and quartz and 90% dark-brownish-red groundmass. Weathers to brown-orange. Thin Section: Very weathered matrix with a few fine-grained anhedral crystals of feldspar and quartz Date A point or period of time associated with an event in the lifecycle of the resource 1/20/1969 Identifier An unambiguous reference to the resource within a given context SFM-18 Spatial Coverage Spatial characteristics of the resource. St. Francois Mountains Batholith, Missouri Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. Is Part Of A related resource in which the described resource is physically or logically included. <a href="http://geosciencecollections.milne-library.org/collections/show/15">St. Francois Mountains Suite</a> Accrual Method The method by which items are added to a collection. Purchased from Western Minerals, Inc. https://geosciencecollections.milne-library.org/files/original/eeabdd6c0034274ff1543d1385317cd1.jpg 7977cf61238c579c8fcf1720fc3be034 Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2592 Height 1936 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/08204d83f4fc0732e2c4c5988db7fa84.jpg dea1c5689a1013caaa48215ad83618bb Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 1936 Height 2592 Bit Depth 8 Channels 3 https://geosciencecollections.milne-library.org/files/original/787f416042bf298ebdd086c818c57e33.JPG 03a0b0a3f5f53e2b8e66c85d1ee96f1c Omeka Image File The metadata element set that was included in the `files_images` table in previous versions of Omeka. These elements are common to all image files. Width 2560 Height 1920 Bit Depth 8 Channels 3 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource (SFM) Igneous Suite -- St. Francois Mountains, Southeastern Missouri Description An account of the resource This collection is composed of igneous volcanic and intrusive rocks from the St. Francois Mountains of Missouri. The variation within the collection can be used to explain the geologic history of the area. The St. Francois Mountains batholith was formed by granitic intrusions into Precambrian rhyolites, tuffs, and breccias. Then basalt, diabase, and porphyritic intrusions cut the granitoids. Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. References A related resource that is referenced, cited, or otherwise pointed to by the described resource. Start here:Â Bickford, M.E. and Mose, D.G., 1974, Geochronology of Precambrian rocks, St. Francois Mountains, South eastern Missouri: GSA Special Papers 1975, v. 165, p. 1-48 doi: <a href="http://dx.doi.org/10.1130/SPE165-p1" target="_blank">http://dx.doi.org/10.1130/SPE165-p1 </a> <ul><li>Early study of the geochronology of the Precambrian rocks within the St. Francois mountains. Provides further insight upon the sequence discussed in the dscription.</li> </ul> Meert, J.G. and Stuckey, W., 2002, Revisiting the paleomagnetism of the 1.476 Ga St. Francois Mountains igneous province, Missouri: Tectonics v. 21, Issue 2, p. 1-19 doi: <a href="http://dx.doi.org/10.1029/2000TC001265%20" target="_blank">http://dx.doi.org/10.1029/2000TC001265 </a> <ul><li>Information acquired from paleomagnestism studies of the St. Francois igneous provence has proven fruitful for determining an acient paleomagnetic pole for Laurentia.Â </li> </ul> Menuge, J.F, Brewer, T.S., and Seeger, C.M., 2002, Petrogenesis of metaluminous A-type rhyolites from the St. Francois Mountains, Missouri and the Mesoproterozoic evolution of the southern Laurentian Margin: Precambrian Research, volume 113, issues 3-4, p. 269-291 doi: <a href="http//dx.doi.org/10.1016/S0301-9268(01)00211-X%20" target="_blank">http//dx.doi.org/10.1016/S0301-9268(01)00211-X </a> <ul><li>Trace elemental analysis of Precambrian rocks from the SFM provide insight into the condition of crystallization and the elemental constituents which played a role into the interesting history of this rhyolitic provence.Â </li> </ul> Rohs, R. C, and Van Schmus, W.R., 2006, Isotopic connection between basement rocks exposed in the St. Francois Mountains and the arbucks Mountains southern mid-continent, North America: International Journal of Earth Sciences, volume 96, Issue 4, p. 599-611 doi: <a href="http://dx.doi.org/10.1007/s00531-006-0123-5" target="_blank">http://dx.doi.org/10.1007/s00531-006-0123-5 </a> <ul><li>Radiometric study of the SFM provence and the Arbuckle mountains of southern Oklahoma suggests a common source.Â </li> </ul> Wenner, D. and Taylor Jr., H.P., 1976, Oxygen and hydrogen isotope studies of a Precambian granite-rhyolite terrane, ST. Francois Mountains, southeastern Missouri: Geological Society of America bulletin v. 87, no. 11, p.1587-1598 doi: <a href="http://dx.doi.org/10.1130/0016-7606" target="_blank">http://dx.doi.org/10.1130/0016-7606 </a> <ul><li>Isotopic analysis of oxygen isotope content within mineral grains within the Precambrian rhyolitic rocks of the SFM yields data that suggests Precambrian oceans were similar to modern day meteoric oceans.</li> </ul> Accrual Method The method by which items are added to a collection. Purchased from Western Minerals Inc. Spatial Coverage Spatial characteristics of the resource. St. Francois Mountains, Ozark region of Southeastern Missouri Temporal Coverage Temporal characteristics of the resource. Precambrian (1.476 Ga) Date A point or period of time associated with an event in the lifecycle of the resource January 20, 1969 Rock A physical material with a mineral composition. Number of Thin Sections Number of thin sections associated with this sample 1 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Albitite Description An account of the resource Hand Sample: Aphanitic, grayish-white with some patches of fine-grained grey crystals. Weathers to medium yellow-brown. Thin Section: 90% medium-grained well-weathered subhedral microcline, 10% plagioclase feldspar. Date A point or period of time associated with an event in the lifecycle of the resource 1/20/1969 Identifier An unambiguous reference to the resource within a given context SFM-19 Spatial Coverage Spatial characteristics of the resource. St. Francois Mountains Batholith, Missouri Contributor An entity responsible for making contributions to the resource Western Minerals, Inc. Is Part Of A related resource in which the described resource is physically or logically included. <a href="http://geosciencecollections.milne-library.org/collections/show/15">St. Francois Mountains suite</a> Accrual Method The method by which items are added to a collection. Purchased from Western Minerals, Inc