Browse Items (5 total)
- Title is exactly "Marble"
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Marble
Metamorphised Balmville limestone with visible phlogopite crystals. Also contains tremolite visible at the outcrop level. Within nose of anticline of Walloomsac schist.
The PPL thin section shows a large irregular calcite grain with tremolite at…
The PPL thin section shows a large irregular calcite grain with tremolite at…
Marble
Metamorphised Balmville limestone with visible phlogopite crystals. Also contains actinolite.
Thin section shows calcite with interspersed pleochroic phlogopite.
Thin section shows calcite with interspersed pleochroic phlogopite.
Marble
Metamorphised Briarcliff dolostone with visible micas. Contains diopside, tremollite, and phlogopite. At the metamorphic grade of the first sillimanite isograd.
Thin section shows irregular dolomite grains in the center, with pleochroic…
Thin section shows irregular dolomite grains in the center, with pleochroic…
Marble
Metamorphised Briarcliff dolostone.
The thin section shows well-twinned dolomite grains with diopside at the bottom.
The thin section shows well-twinned dolomite grains with diopside at the bottom.
Marble
This calcite marble is typical of most Adirondack metacarbonates. In the majority of instances, original dolomite has reacted to yield calcsilicates. Also present in these specimens are small, serpentinized droplets which may originally have been…