622 ts ((COLEMANITE)), $20 MINIMUM BID, Boron Open Pit Mine, Kramer Borate Deposit, Boron, Kern County, California, 12 x 9.5 x 7 cm, Cabinet, | |
Here is a fine larger cabinet sized specimen with virtually no damage or chipping. Lustrous flower like clusters of Colemanite crystals. ex Jim Minette collection. |