622 ts ((COLEMANITE)), $10 MINIMUM BID, Boron Open Pit Mine, Kramer Borate Deposit, Boron, Kern County, California, 7 x 5.5 x 4.5 cm, Cabinet | |
Here is an undamaged specimen with many terminated and double terminated colorless sharp edged spear shape terminations on Colemanite crystals, ex Jim Minette collection. |