9iddb.ir ((COLEMANITE)), $15 MINIMUM BID, Boron Open Pit Mine, Boron, Kern County, California, 6 x 5 x 4 cm, Miniature | |
Fine Colemanite with colorful Colemanite instead of typical colorless to white Colemanite crystals. Undamaged sharp crystals of Colemanite. ex Jim Minette collection. |