622 ts ((COLEMANITE)), $10 MINIMUM BID, Boron Open Pit Mine, Kramer Borate Deposit, Boron, Kern County, California, 3.5 x 3 x 2 cm, Miniature, | |
Here is a sharp lustrous undamaged, except for a few very minor tip damage, specimen of colorless Colemanite. ex Jim Minette collection. |