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Quartz-Mica-Feldspar-Pyrite Schist
Place Collected:Moose River, Near Randolph, New Hampshire
Object number: BILLINGS-MW-63
DescriptionMedium grade metamorphic rock composed predominately of quartz, feldspar muscovite (≤ 5 mm), and pyrite (≤ 1 mm). Orange colored muscovite may be stained from fluid flow. Dark portions of rock are weathered surfaces.