GRD01WCS0
M-150
Schist
Paleozoic
251.0
-
542.0
0
Ritter 154 › Cabinet 14 › Drawer C
fine-grained
Sample of chlorite-magnetite schist. Porphyroblasts of magnetite crystals. Good foliation. Sample is all scratched up. Original description: prochlorite enclosing magnetite.
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Maryland
Old Fields Mine, Harford county
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N/A
N/A
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