9iddb.ar ((COLEMANITE, CALCITE)), Fluorescent SWUV, $75 MINIMUM BID, U.S. Borax open pit, U.S. Borax Mine, Kramer Borate deposit, Boron, Kern Co., California, 11 x 11 x 7.5 cm, Large Cabinet | |
Colorless Colemantite crystals with spherical yellow Calcite crystals the Fluoresce under SWUV. ex Jim Minette collection. |