Enargite, Pyrite
Kelley Mine, Butte, Butte District, Silver Bow Co., Montana, USA
Toenail, 3.0 x 3.3 x 2.1 cm
Butte is famous for producing some of the finest Enargite crystals on the planet. This piece features several highly lustrous, very sharp silvery-grey colored Enargite crystals associated with golden pyritohedra of Pyrite. The Enargite crystals measure up to 1.2 cm. Ex. Kosnar Collection.