GRD01WKS0
M-49
Schist
Unknown
None
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1
Camp Elliott
fine-grained
Small sample of biotite- quartz- potassium feldspar schist. Weakly-developed foliation. Generally fine-grained. Original description: pelitic schist wall rock of I-6.
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scan
crossed
GRD01WKT0: 30% quartz, 30% potassium feldspar (tartan twinning), 30% quartz, 10% muscovite. Minor opaques. Polished thin at the edges. (C. Eichler)
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