622 ts ((COLEMANITE)), $10 MINIMUM BID, Boron Open Pit Mine, Kramer Borate Deposit, Boron, Kern County, California, 6 x 3 x 2 cm, Miniature, | |
Here is a large double terminated grey colored Colemanite crystal. It has another half crystal attached at a 90 degree angle that acts as a pedestal or base. It also has some needle like long crystals of Ulexite between the two Colemanite crystals. Very minor micro chipping at the termination but the sides are sharp and overall virtually no damage. ex Jim Minette collection. |