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Berthierite from
Kramer Borate deposit, Boron, Kramer District (Kramer Borate District), Kern Co., California, USA

Mineral Species
Species:Berthierite
Formula:FeSb2S4
Description
Comments:Occurs as fibrous material with colemanite and as spherules up to 2.5 mm in borax; as flakes in kernite and borax.
Habit:Fibrous
Colour:Iridescent purplish
Quality for species:not specified / average specimens
Confirmation
Validity:Believed Valid
References
References:Pemberton, H. Earl, Wm. Moller, Jack Schwartz & George Masimer (1960), The minerals of Boron, California, 40 pp. (Published by the Mineral Research Soc. of California, Montebello, CA): 34; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 102; California Division of Mines & Geology (1969), Mineral Information Service: 22(9) (Sept 1969); Morgan, V. and Erd, R.C. (1969) Minerals of the Kramer borate district, California California Division of Mines and Geology Mineral Information Service: 22: 147; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 137.
Associated Minerals:
Associates:Borax
Colemanite
Kernite
Data
Mineral Data:Click here to view Berthierite data
Locality Data:Click here to view Kramer Borate deposit, Boron, Kramer District (Kramer Borate District), Kern Co., California, USA
Localities for Berthierite in this Region
California Borate Company property (Western Borax Mine; Western Mine), Kramer Borate deposit, Boron, Kramer District (Kramer Borate District), Kern Co., California, USA
Mineral and/or Locality  
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