uu ((ENARGITE, PYRITE)), $10 MINIMUM BID, Bingham Open Pit Copper Mine, Bingham Canyon, Salt Lake County, Utah, 7 x 5 x 3.5 cm, Cabinet | |
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 and in a small vug on one side. ex U of U geophysics Department specimen. |