622 ts ((COLEMANITE)), $15 MINIMUM BID, Boron Open Pit Mine, Kramer Borate Deposit, Boron, Kern County, California, 7 x 3.5 x 3 cm, Cabinet | |
Here is an aesthetic stalactite like stacking of Colemanite crystals to 5 cm. Undamaged except for light chipping at the upper most termination. ex Jim Minette collection. |