Mineral: Ulexite
Locality: U.S. Borax open pit (Boron pit), U.S. Borax Mine, Kramer Borate Deposit, Boron, Kramer District, Kern County, California, USA
Dimensions: 16.5 x 10.0 x 18.0 cm
Description: Main crystal size: 14.5 cm
White fibrous aggregate on a gangue with small, amber-colored calcite crystals
MIM number 798
Photographer: AINU/Alessandro Clemenza
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