uu ((ENARGITE, PYRITE)), $10 MINIMUM BID, Bingham Open Pit Copper Mine, Bingham Canyon, Salt Lake County, Utah, 9 x 6.5 x 6.5 cm, Cabinet | |
Here a Bingham specimen from Kennecot Copper's local world known open pit mine. The black is Enargite and it has octahedral Pyrite crystals. There is also a blue green Copper species on the specimen. ex U of U geophysics Department specimen. |