UUGD ((CHALCOCITE, minor MALACHITE, AZURITE)), $10 MINIMUM BID, Bonanza Mine, Kennecott, Alaska, 10 x 8 x 6 cm, Cabinet | |
Here is a cabinet sized specimen with a vein of massive Chalcocite. Associated minor Malachite and Azurite are also present. ex U of U dept of Geology and Geophysics |