9iddb.nr ((COLEMANITE on ULEXITE)), $15 MINIMUM BID, Open Pit Mine, Kramer Borate Deposit, Boron, Kern County, California, 9 x 6 x 6 cm, Cabinet | |
Massive white opaque Ulexite with wisps of hairlike Ulexite. Associated crystals of Colemanite with the Ulexite. ex Jim Minette collection. |