GRD01VKS0
Wards 82
Granite
Paleozoic › Devonian › Early Devonian
398.0
-
416.0
1
Ritter 154 › Cabinet 15 › Drawer B
medium-grained
No foliation. Medium-grained, potassium-feldspar, quartz, plagioclase, biotite (trace). Billets. Original description: granitoid gneiss.
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-
North Carolina
Salisbury
Latitude: 35.7°
Longitude: -80.5°
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Fluorite and opaques between quartz and potassium feldspar
2.5
plane
Potassium feldspar, quartz, and fluorite (isotropic)
2.5
crossed
-
scan
crossed
GRD01VKT0: Slightly altered; 80% potassium feldspar, 15% quartz, opaque oxide (rare), fluorite? (high relief, isotropic) (rare) (C. Eichler)
N/A
N/A