622 ts ((COLEMANITE)), $10 MINIMUM BID, Boron Open Pit Mine, Kramer Borate Deposit, Boron, Kern County, California, 10 x 5.5 x 4 cm, Cabinet | |
Here is a colorless Colemanite with large spear shaped crystals. The specimen has an elongated ridge of elevated crystals. There is a little minor micro chipping but pretty much undamaged over all. ex Jim Minette collection. |