GRD01YKS0
M-9
Calcite Marble
Paleozoic › Carboniferous › Mississippian
318.0
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359.0
1
Ritter 154 › Cabinet 14 › Drawer J
coarse-grained
Contact between coarse-grained light and dark marbles. Light marble becomes more fine-grained closer to dark marble. Rust blebs in dark marble.
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Arizona
Northwest flank of the Gila Mountains
Latitude: 32.6°
Longitude: -114.3°
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Contact between the dark marble (upper part of photomicrograph) and light marble (lower part)
2.5
plane
Contact between the dark marble (upper part of photomicrograph) and light marble (lower part)
2.5
crossed
Light marble is on top (more coarse-grained).
scan
crossed
GRD01YKT0: Contact between coarse-grained light and dark marbles. The dark marble is less coarse-grained than the light marble. Abundant interstitial opaques in the dark marble. Very nice cleavage in the calcite in the light marble. (C. Eichler)
N/A
N/A