Browse Items (24 total)
- Temporal Coverage is exactly "Mississippian"
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Redwall Limestone (Conglomerate)
Though listed as a limestone, this sample is best described as a conglomerate with calcite present in the matrix. This sample was collected from a bed of conglomerate lithology just below contact with Supai formation.
Both thin section images…
Both thin section images…
Chert
Collected from the Redwall Formation, this is a highly silicious sample defined in the suite's documentation as chert, but the sample lacks the nano-crystalline appearance of a traditional chert. It appears to be more of a slightly metamorphosed…
Redwall Limestone (green conglomerate lithology)
Fine-grained limestone with occasional fossil remains.
Both thin section images were taken at a 400x magnification.
Both thin section images were taken at a 400x magnification.
Redwall Limestone (Oblitic and Crinoidal Lithology)
Oblitic and Crinoidal Lithology.
Both thin section images were taken at a 400x magnification.
Both thin section images were taken at a 400x magnification.