GRD01WGS0
M-346
Schist
Paleozoic › Cambrian
488.0
-
542.0
1
Ritter 154 › Cabinet 24 › Drawer D
fine-grained
Quartz-sericite schist. Quartz-sericite-flecks of magnetite. From the Chickies Quartzite.
-
-
Pennsylvania
Montgomery county
Latitude: 40.2°
Longitude: -75.3°
-
Wavy mica in quartz. Opaques and high relief crystals
2.5
plane
Wavy mica in quartz
2.5
crossed
-
scan
crossed
GRD01WGT0: 97% quartz, 2% mica (sericite?), occasional oxide and (rare) high relief mineral (pink pleochroic) (C. Eichler)
N/A
N/A