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Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA

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REF:Deposit:: U.S. BUREAU OF MINES' MINERALS YEARBOOK, 1978-1979, VOL. 1, P 120.
Deposit:: SMITH, W.C., 1968, BORAX SOLUTION AT KRAMER, CALIFORNIA, ECONOMIC GEOLOGY, VOL. 63, NO. 2, P. 877 - 883.
Deposit:: NOBLE, L.F., 1926, BORATE DEPOSITS IN THE KRAMER DISTRICT KERN COUNTY, CALIFORNIA, USGS BULLETIN 785-C, P. 45 - 61.
Deposit:: SCHALLER, W.T., 1929, BORATE MINERALS FROM THE KRAMER DISTRICT, MOJAVE DESERT, CALIFORNIA, USGS PROFESSIONAL PAPER 158, P. 137 - 170.
Deposit:: OBERT, L., AND LONG, A.E., 1962, UNDERGROUND BORATE MINING, KERN COUNTY, CALIFORNIA, USBM REPORT OF INVESTIGATIONS 6110, P. 1 - 12.
Deposit:: VER PLANK, W.E., 1962, KRAMER BORATE DISTRICT, CALIFORNIA DIVISION OF MINES AND GEOLOGY COUNTY REPORT 1, P. 39 - 40.
Deposit:: O'DRISCOLL, MIKE, 1990, MINERALS IN THE US SOUTH-WEST--BREAKING ROCKS IN THE HOT SUN: INDUSTRIAL MINERALS, NO. 272, P. 56, 59.
Deposit:: KISTLER, R.B., AND SMITH, W.C., 1975, BORON AND BORATES, IN LEFOND, S.J., ED., INDUSTRIAL MINERALS AND ROCKS (NONMETALLICS OTHER THAN FUELS): NEW YORK, AMERICAN INSTITUTE OF MINING, METALLURGICAL, AND PETROLEUM ENGINEERS, INC., P. 473-496.
Deposit:: ROSKILL INFORMATION SERVICES LTD., 1993, THE ECONOMICS OF BORON 1993, 7TH ED.: LONDON, ROSKILL INFORMATION SERVICES LTD., 156 P.
Deposit:: SMITH, G.I., 1985, BORATE DEPOSITS IN THE UNITED STATES - DISSIMILAR IN FORM, SIMILAR IN GEOLOGIC SETTING, IN BARKER, J.M., AND LEFOND, S.J., EDS., BORATES: ECONOMIC GEOLOGY AND PRODUCTION: NEW YORK, AMERICAN INSTITUTE OF MINING, METALLURGICAL AND PETROLEUM ENGINEERS, INC., P. 37-51.
Other Database:: CIMRI
Production:: WORLD MINING DEVELOPMENTS 1979-80, P. 419.
Reserve-Resource:: KISTLER AND SMITH, 1985; ROSKILL, 1993.
Commodities (Major) - Boron-Borates; (Trace) - Arsenic, Antimony, Clay - Bentonite
Development Status: Producer
Deposit Model: 260: Lacustrine borates
Host Rock Unit: Tank Hill Limestone
Structure: Downwarped Ancient Lakebed, Folded And Faulted, Structural Basin, Portal Fault (Strikes West)
Host Rock: Shale, Claystone, Sandstone, Volcanic Ash
Tectonic Structure: West Central Mojave Desert





 Map Reference: 35°2'28"N , 117°41'14"W

This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.


Mineral list contains entries from the region specified including sub-localities


Mineral List:
  		•  Albite
    Na[AlSi
     
    3
    		O
     
    8
    		]
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
  		•  Analcime
    Na
     
    2
    		[Al
     
    2
    		Si
     
    4
    		O
     
    12
    		] · 2H
     
    2
    		O
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
  		•  Anorthite
    var: Labradorite
    (Ca,Na)[Al(Al,Si)Si
     
    2
    		O
     
    8
    		]
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
  		•  'Apatite'
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
  		•  Aragonite
    CaCO
     
    3
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
  		•  Arsenic
    As
    Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.]
  		•  Arsenolite
    As
     
    2
    		O
     
    3
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
  		•  Augite
    (Ca,Na)(Mg,Fe
    2+
     
    		,Al,Fe
    3+
     
    		,Ti)[(Si,Al)
     
    2
    		O
     
    6
    		]
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
  		•  Baryte
    BaSO
     
    4
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
  		•  Barytocalcite
    BaCa(CO
     
    3
    		)
     
    2
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
  		•  'Bentonite'
    Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.]
  		•  Berthierite
    FeSb
     
    2
    		S
     
    4
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
  		•  Biotite
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
  		•  Borax
    Na
     
    2
    		[B
     
    4
    		O
     
    7
    		] · 10H
     
    2
    		O
    Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.]
    Site Photo
    Boron Pit, Baker mine, U.S. Borax Mine (Pacific West Coast Borax Mine; Pacific Coast Borax Co. Mine; Boron Mine; U.S. Borax and Chemical Corp. Mine; Kramer Mine; Baker Mine), Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
    © JSS
  		•  Calcite
    CaCO
     
    3
    Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.]
    Site Photo
    U.S. Borax Open Pit, U.S. Borax Mine (Pacific West Coast Borax Mine; Pacific Coast Borax Co. Mine; Boron Mine; U.S. Borax and Chemical Corp. Mine; Kramer Mine; Baker Mine), Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
    © Russell G. Rizzo
  		•  Chabazite-Na
    (Na
     
    2
    		,K
     
    2
    		,Ca,Sr,Mg)
     
    2
    		[Al
     
    2
    		Si
     
    4
    		O
     
    12
    		]
     
    2
    		 · 12H
     
    2
    		O
    Reference: [Am Min 90:1186-1191; Tschernich, R. (1992): Zeolites of the World, 64]
    Site Photo
    Boron Pit, Baker mine, U.S. Borax Mine (Pacific West Coast Borax Mine; Pacific Coast Borax Co. Mine; Boron Mine; U.S. Borax and Chemical Corp. Mine; Kramer Mine; Baker Mine), Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
    © Dick Dionne
  		•  'Chlorite Group'
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
  		•  'Clay'
    Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.]
  		•  'Clinoptilolite'
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
  		•  Clinoptilolite-Na
    (Na,K,Ca)
     
    2-3
    		Al
     
    3
    		(Al,Si)
     
    2
    		Si
     
    13
    		O
     
    36
    		·12H
     
    2
    		O
    Reference: [Am Min 90:1186-1191]
  		•  Colemanite
    Ca[B
     
    3
    		O
     
    4
    		(OH)
     
    3
    		] · H
     
    2
    		O
    Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.]
    Site Photo
    U.S. Borax Open Pit, U.S. Borax Mine (Pacific West Coast Borax Mine; Pacific Coast Borax Co. Mine; Boron Mine; U.S. Borax and Chemical Corp. Mine; Kramer Mine; Baker Mine), Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
     
  		•  Copiapite
    Fe
    2+
     
    		Fe
    3+
    4
    		[OH|(SO
     
    4
    		)
     
    3
    		]
     
    2
    		 · 20H
     
    2
    		O
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
  		•  Dolomite
    CaMg(CO
     
    3
    		)
     
    2
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
  		•  Epidote
    {Ca
     
    2
    		}{Al
     
    2
    		Fe
    3+
     
    		}[O|OH|SiO
     
    4
    		|Si
     
    2
    		O
     
    7
    		]
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
  		•  Epsomite
    MgSO
     
    4
    		·7H
     
    2
    		O
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
  		•  'Erionite'
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
  		•  'Feldspar Group'
    Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.]
  		•  'Garnet Group'
    X
     
    3
    		Z
     
    2
    		(TO
     
    4
    		)
     
    3
    		 (X = Ca, Fe, etc·, Z = Al, Cr, etc·, T = Si, As, V)
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
  		•  Garrelsite
    Ba
     
    3
    		NaSi
     
    2
    		B
     
    7
    		O
     
    16
    		(OH)
     
    4
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
  		•  Gerstleyite (TL)
    Na
     
    2
    		(Sb,As)
     
    8
    		S
     
    13
    		·2H
     
    2
    		O
    Type Locality: Baker mine, U.S. Borax Mine (Pacific West Coast Borax Mine; Pacific Coast Borax Co. Mine; Boron Mine; U.S. Borax and Chemical Corp. Mine; Kramer Mine; Baker Mine), Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
    Reference: [American Mineralogist 41 (1956), 839-843]
    Site Photo
    Baker mine, U.S. Borax Mine (Pacific West Coast Borax Mine; Pacific Coast Borax Co. Mine; Boron Mine; U.S. Borax and Chemical Corp. Mine; Kramer Mine; Baker Mine), Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
    © Thomas Witzke
  		•  'Gmelinite'
    Reference: [Tschernich, R. (1992): Zeolites of the World, 64]
    Site Photo
    Boron Pit, Baker mine, U.S. Borax Mine (Pacific West Coast Borax Mine; Pacific Coast Borax Co. Mine; Boron Mine; U.S. Borax and Chemical Corp. Mine; Kramer Mine; Baker Mine), Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
    © Dick Dionne
  		•  Gmelinite-Na
    (Na
     
    2
    		,Ca)[Al
     
    2
    		Si
     
    4
    		O
     
    12
    		] · 6H
     
    2
    		O
    Reference: [Am Min 90:1186-1191]
  		•  Greigite
    Fe
    2+
     
    		Fe
    3+
    2
    		S
     
    4
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
  		•  Gypsum
    Ca[SO
     
    4
    		] · 2H
     
    2
    		O
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
  		•  Halite
    NaCl
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
  		•  Hematite
    Fe
     
    2
    		O
     
    3
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
  		•  Herschelite
    Reference: []
  		•  'Heulandite'
    Reference: [Tschernich, 1992. Zeolites of the World, p.311]
  		•  Heulandite-Na
    (Na,Ca)
     
    2-3
    		Al
     
    3
    		(Al,Si)
     
    2
    		Si
     
    13
    		O
     
    36
    		·12H
     
    2
    		O
    Reference: [Am Min 90:1186-1191; Tschernich, R. (1992): Zeolites of the World, 64]
  		•  Hisingerite
    Fe
    3+
    2
    		Si
     
    2
    		O
     
    5
    		(OH)
     
    4
    		·2H
     
    2
    		O
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
  		•  'Hornblende'
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
  		•  Howlite
    Ca
     
    2
    		B
     
    5
    		SiO
     
    9
    		(OH)
     
    5
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
  		•  Hydroboracite
    CaMg[B
     
    3
    		O
     
    4
    		(OH)
     
    3
    		]
     
    2
    		 · 3H
     
    2
    		O
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
    Site Photo
    Boron Pit, Baker mine, U.S. Borax Mine (Pacific West Coast Borax Mine; Pacific Coast Borax Co. Mine; Boron Mine; U.S. Borax and Chemical Corp. Mine; Kramer Mine; Baker Mine), Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
    © O. Dziallas
  		•  Hypersthene
    (Fe,Mg)SiO
     
    3
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
  		•  Illite
    K
     
    0.65
    		A
     
    2.0
    		 [][Al
     
    0.65
    		Si,
     
    3.35
    		O
     
    10
    		](OH)
     
    2
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
  		•  Ilmenite
    Fe
    2+
     
    		TiO
     
    3
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
  		•  Inderite
    Mg(H
     
    4
    		B
     
    3
    		O
     
    7
    		)(OH) · 5H
     
    2
    		O
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
    Site Photo
    Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
    © Joseph A. Freilich
  		•  Inyoite
    Ca(H
     
    4
    		B
     
    3
    		O
     
    7
    		)(OH) · 4H
     
    2
    		O
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
    Site Photo
    U.S. Borax Open Pit, U.S. Borax Mine (Pacific West Coast Borax Mine; Pacific Coast Borax Co. Mine; Boron Mine; U.S. Borax and Chemical Corp. Mine; Kramer Mine; Baker Mine), Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
     
  		•  Kaolinite
    Al
     
    2
    		Si
     
    2
    		O
     
    5
    		(OH)
     
    4
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 9 Sept 1969]
  		•  Kernite (TL)
    Na
     
    2
    		[B
     
    4
    		O
     
    6
    		(OH)
     
    2
    		] · 3H
     
    2
    		O
    Type Locality: Rich Station, Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
    Reference: [American Mineralogist (1927): 12: 24-25.]
    Site Photo
    U.S. Borax Open Pit, U.S. Borax Mine (Pacific West Coast Borax Mine; Pacific Coast Borax Co. Mine; Boron Mine; U.S. Borax and Chemical Corp. Mine; Kramer Mine; Baker Mine), Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
    © Peter Haas
  		•  Kurnakovite
    Mg(H
     
    4
    		B
     
    3
    		O
     
    7
    		)(OH) · 5H
     
    2
    		O
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
    Site Photo
    U.S. Borax Open Pit, U.S. Borax Mine (Pacific West Coast Borax Mine; Pacific Coast Borax Co. Mine; Boron Mine; U.S. Borax and Chemical Corp. Mine; Kramer Mine; Baker Mine), Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
     
  		•  Lepidocrocite
    γ-Fe
    3+
     
    		O(OH)
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
  		•  Limonite
    FeO(OH)·nH
     
    2
    		O
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
  		•  Mackinawite
    (Fe,Ni)
     
    9
    		S
     
    8
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
  		•  Magnetite
    Fe
    2+
     
    		Fe
    3+
    2
    		O
     
    4
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
  		•  Mazzite-Na (TL)
    Na
     
    4
    		[Al
     
    4
    		Si
     
    14
    		O
     
    36
    		]
     
    2
    		 · 30H
     
    2
    		O
    Type Locality: Boron Pit, Baker mine, U.S. Borax Mine (Pacific West Coast Borax Mine; Pacific Coast Borax Co. Mine; Boron Mine; U.S. Borax and Chemical Corp. Mine; Kramer Mine; Baker Mine), Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
    Reference: [Am Min 90,1186-1191(2005); Tschernich, R. (1992): Zeolites of the World, 64]
    Site Photo
    Boron Pit, Baker mine, U.S. Borax Mine (Pacific West Coast Borax Mine; Pacific Coast Borax Co. Mine; Boron Mine; U.S. Borax and Chemical Corp. Mine; Kramer Mine; Baker Mine), Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
    © Wm. Wise (2005)
  		•  Meyerhofferite
    Ca
     
    2
    		(H
     
    3
    		B
     
    3
    		O
     
    7
    		)
     
    2
    		 · 4H
     
    2
    		O
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
  		•  'Mica Group'
    Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.]
  		•  Microcline
    K[AlSi
     
    3
    		O
     
    8
    		]
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
  		•  Mirabilite
    Na
     
    2
    		SO
     
    4
    		·10H
     
    2
    		O
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
  		•  'Monazite'
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
  		•  Montmorillonite
    (Na,Ca)
     
    0.33
    		(Al,Mg)
     
    2
    		Si
     
    4
    		O
     
    10
    		(OH)
     
    2
    		·nH
     
    2
    		O
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
  		•  Mordenite
    (Na
     
    2
    		,Ca,K
     
    2
    		)Al
     
    2
    		Si
     
    10
    		O
     
    24
    		·7H
     
    2
    		O
    Reference: [Am Min 90:1186-1191]
    Site Photo
    Boron Pit, Baker mine, U.S. Borax Mine (Pacific West Coast Borax Mine; Pacific Coast Borax Co. Mine; Boron Mine; U.S. Borax and Chemical Corp. Mine; Kramer Mine; Baker Mine), Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
    © Dick Dionne
  		•  Muscovite
    KAl
     
    2
    		[(OH)
     
    2
    		|AlSi
     
    3
    		O
     
    10
    		]
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
  		•  Natrojarosite
    NaFe
     
    3
    		[(OH)
     
    3
    		|SO
     
    4
    		]
     
    2
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
  		•  Natrolite
    Na
     
    2
    		[Al
     
    2
    		Si
     
    3
    		O
     
    10
    		] · 2H
     
    2
    		O
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
  		•  'Olivine'
    (Mg,Fe
    2+
     
    		)
     
    2
    		[SiO
     
    4
    		]
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
  		•  Opal
    SiO
     
    2
    		·nH
     
    2
    		O
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
  		•  Orpiment
    As
     
    2
    		S
     
    3
    Reference: [Richard Dale Collection]
    Site Photo
    U.S. Borax Open Pit, U.S. Borax Mine (Pacific West Coast Borax Mine; Pacific Coast Borax Co. Mine; Boron Mine; U.S. Borax and Chemical Corp. Mine; Kramer Mine; Baker Mine), Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
    © JSS
  		•  Pararealgar
    As
     
    4
    		S
     
    4
    Reference: []
  		•  'Phillipsite'
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
  		•  Phillipsite-Na
    (Na,K,Ca
     
    0.5
    		,Ba
     
    0.5
    		)
     
    4-7
    		[Al
     
    4-7
    		Si
     
    12-9
    		O
     
    32
    		] · 12H
     
    2
    		O
    Reference: [Am Min 90:1186-1191; Tschernich, R. (1992): Zeolites of the World, 64]
  		•  Phlogopite
    KMg
     
    3
    		[(OH,F)
     
    2
    		|AlSi
     
    3
    		O
     
    10
    		]
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
  		•  Probertite (TL)
    NaCaB
     
    5
    		O
     
    7
    		(OH)
     
    4
    		·3H
     
    2
    		O
    Type Locality: Baker mine, U.S. Borax Mine (Pacific West Coast Borax Mine; Pacific Coast Borax Co. Mine; Boron Mine; U.S. Borax and Chemical Corp. Mine; Kramer Mine; Baker Mine), Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
    Reference: [Amer.Min.(1928) 13, 452-453; Nickel & Nichols (1991) Mineral Reference Maual]
    Site Photo
    Boron Pit, Baker mine, U.S. Borax Mine (Pacific West Coast Borax Mine; Pacific Coast Borax Co. Mine; Boron Mine; U.S. Borax and Chemical Corp. Mine; Kramer Mine; Baker Mine), Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
    © Peter Haas
  		•  Pseudobrookite
    Fe
     
    2
    		TiO
     
    5
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
  		•  Pyrite
    FeS
     
    2
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
  		•  Pyrrhotite
    Fe
     
    7
    		S
     
    8
    		, (-4M), also given as Fe
     
    1-x
    		S (x = 0 - 0.2)
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
  		•  Quartz
    SiO
     
    2
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
  		•  Realgar
    As
     
    4
    		S
     
    4
    Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.]
    Site Photo
    U.S. Borax Open Pit, U.S. Borax Mine (Pacific West Coast Borax Mine; Pacific Coast Borax Co. Mine; Boron Mine; U.S. Borax and Chemical Corp. Mine; Kramer Mine; Baker Mine), Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
    © 2008, J. Weissman
  		•  Rhodochrosite
    MnCO
     
    3
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
    Site Photo
    Boron Pit, Baker mine, U.S. Borax Mine (Pacific West Coast Borax Mine; Pacific Coast Borax Co. Mine; Boron Mine; U.S. Borax and Chemical Corp. Mine; Kramer Mine; Baker Mine), Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
    © Dick Dionne
  		•  Rutile
    TiO
     
    2
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
  		•  Saponite
    var: Ferroan Saponite
    Colour: green, brownish, black
    Reference: [Tschernich, R. (1992): Zeolites of the World, 64, 311]
  		•  Sassolite
    H
     
    3
    		BO
     
    3
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
  		•  Searlesite
    NaBSi
     
    2
    		O
     
    5
    		(OH)
     
    2
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
    Site Photo
    U.S. Borax Open Pit, U.S. Borax Mine (Pacific West Coast Borax Mine; Pacific Coast Borax Co. Mine; Boron Mine; U.S. Borax and Chemical Corp. Mine; Kramer Mine; Baker Mine), Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
    © JBS 2006
  		•  Sideronatrite
    Na
     
    2
    		Fe(SO
     
    4
    		)
     
    2
    		OH·3H
     
    2
    		O
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
  		•  Smythite
    (Fe,Ni)
     
    9
    		S
     
    11
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
    Site Photo
    Boron Pit, Baker mine, U.S. Borax Mine (Pacific West Coast Borax Mine; Pacific Coast Borax Co. Mine; Boron Mine; U.S. Borax and Chemical Corp. Mine; Kramer Mine; Baker Mine), Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
    © JBS 2006
  		•  Stibnite
    Sb
     
    2
    		S
     
    3
    Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.]
  		•  'Stilbite'
    Reference: [Tschernich, R. (1992): Zeolites of the World, 64]
  		•  Strontianite
    SrCO
     
    3
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
  		•  Sulphur
    S
     
    8
    Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.]
  		•  Thenardite
    Na
     
    2
    		SO
     
    4
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
  		•  Tincalconite
    Na
     
    2
    		[B
     
    4
    		O
     
    7
    		] · 5H
     
    2
    		O
    Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.]
    Site Photo
    Baker mine, U.S. Borax Mine (Pacific West Coast Borax Mine; Pacific Coast Borax Co. Mine; Boron Mine; U.S. Borax and Chemical Corp. Mine; Kramer Mine; Baker Mine), Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
    © Charles Creekmur
  		•  Titanite
    CaTi[O|SiO
     
    4
    		]
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
  		•  'Tourmaline'
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
  		•  Tridymite
    SiO
     
    2
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
  		•  Tunellite (TL)
    SrB
     
    6
    		O
     
    9
    		(OH)
     
    2
    		·3H
     
    2
    		O
    Type Locality: U.S. Borax Mine (Pacific West Coast Borax Mine; Pacific Coast Borax Co. Mine; Boron Mine; U.S. Borax and Chemical Corp. Mine; Kramer Mine; Baker Mine), Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
    Reference: [U.S.Geol.Surv.,Prof.Pap.(1961) 424-C, 294-297]
    Site Photo
    Boron Pit, Baker mine, U.S. Borax Mine (Pacific West Coast Borax Mine; Pacific Coast Borax Co. Mine; Boron Mine; U.S. Borax and Chemical Corp. Mine; Kramer Mine; Baker Mine), Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
    © O. Dziallas
  		•  Ulexite
    NaCa[B
     
    5
    		O
     
    6
    		(OH)
     
    6
    		] · 5H
     
    2
    		O
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
    Site Photo
    U.S. Borax Open Pit, U.S. Borax Mine (Pacific West Coast Borax Mine; Pacific Coast Borax Co. Mine; Boron Mine; U.S. Borax and Chemical Corp. Mine; Kramer Mine; Baker Mine), Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
    © 2002 John H. Betts
  		•  Veatchite
    Sr
     
    2
    		B
     
    11
    		O
     
    16
    		(OH)
     
    5
    		·H
     
    2
    		O
    Reference: []
  		•  Witherite
    BaCO
     
    3
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]
  		•  Zircon
    Zr[SiO
     
    4
    		]
    Reference: [Cal Div of Mines & Geology "Mineral Information Service" V. 22 N. 10 Oct 1969]


    100 entries listed. 77 valid minerals. 5 type localities (valid minerals).

    Localities in this Region:
    USA
     
    • California
      • Kern Co.
        • Kramer District
          • Boron
            • Kramer Borate deposit
              • Baker mine

    The above list contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database!
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    Copyright © Jolyon Ralph and Ida Chau 1993-2009. Jobs in California, USA Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 30th Oct 2009 13:15:32