uu ((ENARGITE, PYRITE)), $10 MINIMUM BID, Bingham Open Pit Copper Mine, Bingham Canyon, Salt Lake County, Utah, 6 x 5 x 4 cm, Miniature | |
Here a Bingham specimen from Kennecot Copper's local world known open pit mine. The black is Enargite. There is also a blue green Copper species on the specimen. ex U of U geophysics Department specimen. |