Pyrite with Bornite, Tennantite
specimen number:
3671172
location:
Steward mine, Butte, Silver Bow Co., Montana, USA
description:
Metallic crystals of pyrite to 0.7 cm in size sharp and nice on a matrix of crystallized bornite in tennantite. In good condition as seen. The crystal at right is completely natural. Mounted for display in a perky box and will ship as shown.
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