622 ts ((CALCITE on COLEMANITE)), $10 MINIMUM BID, Boron Open Pit Mine, Kramer Borate Deposit, Boron, Kern County, California, 5 x 2.5 x 1.5 cm, Miniature, | |
Here is a smaller but aesthetic specimen with Colemanite and associated nearly round clusters of golden Calcite crystals. Some minor chipping but overall in great shape. ex Jim Minette collection. |