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Boron Pit, U.S. Borax Mine, Boron, Kramer District, Kern Co., California, USA

The Open Pit of the U.S. Borax Mine. A borate mine removing 10,000 tons/day during 1984. Owned by U.S. Borax & Chemical Corp.

Refs: (in part)
Mining Annual Review(1985):127
Tschernich, R. (1992): Zeolites of the World, 64, 311.





Mineral List:
  • Analcime
  • Borax
  • Calcite
  • Chabazite-Na
  • Clinoptilolite-Na
  • Colemanite
  • 'Gmelinite'
  • Gmelinite-Na
  • Greigite
  • Herschelite
  • 'Heulandite'
  • Heulandite-Na
  • Hydroboracite
  • Mazzite-Na (TL)
  • Mordenite
  • 'Phillipsite'
  • Phillipsite-Na
  • Probertite
  • Pyrrhotite
  • Rhodochrosite
  • Saponite
    var: Ferroan Saponite
  • Searlesite
  • 'Stilbite'
  • Ulexite


    24 entries listed. 18 valid minerals. 1 type locality (valid mineral).

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