Learn about Enargite
sharp metallic prisms, gunmetal color with iridescent tarnish; rare top specimens on quartz or pyrite from classic mines like Butte, Bingham.Enargite from Butte Mining District, Montana, USA
steel-gray to iron-black prisms from the Butte Mining District; prized for sharp orthorhombic form, mirror terminations, and iconic orebody context.
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