12atdbis ((CALCITE on COLEMANITE)), $5 MINIMUM BID, Boron Open Pit Mine, Boron, Kern County, California, 7.5 x 4 x 3 cm, Cabinet, | |
Here is a specimen with small yellow brown druze of Calcite over Colemanite crystals with only a few small tips protruding from the Calcite. ex Milton Speckels with label. ex Jim and Dawn Minette collection. |