Calcite with Pyrite, Chalcopyrite, Bornite, Quartz, Fluorapatite
specimen number:
3671046
location:
Steward mine, Butte, Silver Bow Co., Montana, USA
description: Colorless scalenohedral crystals of calcite to 1.7 cm in length aesthetic on one end of a crystallized pyrite matrix. Chalcopyrite, bornite, quartz, and micro fluorapatite present as well. In good condition with slight micro-chipping present.
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