SOLD
MD-238943
Tincalconite, Borax
Small Cabinet, 8.0 x 4.5 x 4.5 cm
U.S. Borax open pit (Boron pit), U.S. Borax Mine (Pacific West Coast Borax; Pacific Coast Borax Co.; Boron Mine; U.S. Borax and Chemical Corp.; Kramer Mine; Baker Mine), Kramer Bor
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A striking specimen of brilliant white pseudomorphs of tincalconite after sharp, tabular borax crystals from the Boron Pit of California. The large, doubly terminated pseudomorph is superbly surrounded by smaller crystals. An amazing specimen for such a soft mineral. Essentially pristine. Ex. Norm Dawson Collection.