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Kern River Uranium Mining District, Kern County, California, USAi
Regional Level Types
Kern River Uranium Mining DistrictMining District
Kern CountyCounty
CaliforniaState
USACountry

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08456870017272297981304.jpg
Autunite

Kern River Uranium Mining District, Kern County, California, USA
08456870017272297981304.jpg
Autunite

Kern River Uranium Mining District, Kern County, California, USA
08456870017272297981304.jpg
Autunite

Kern River Uranium Mining District, Kern County, California, USA
Latitude & Longitude (WGS84):
35° 33' 3'' North , 118° 37' 0'' West
Latitude & Longitude (decimal):
35.55111,-118.61667
GRN:
N24W70
Type:
Mining District
Köppen climate type:
BSk : Cold semi-arid (steppe) climate
Mindat Locality ID:
208864
Long-form identifier:
mindat:1:2:208864:1
GUID (UUID V4):
0


An U mining area located in the SE¼ T27S, R31E, and in the center of the W½ T27S, R32E, MDM, in the vicinity of Miracle Hot Springs (Hobo Hot Springs), about 8 miles WSW of Bodfish.

NOTE: Coordinates provided are approximate to the center of sec. 26, T27S, R31E (center of SE¼ T27S, R31E).

Mineralization is hosted in pegmatites.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List

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

21 valid minerals.

Detailed Mineral List:

ⓘ 'Allanite Group'
Formula: (A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)
Description: Occurs as a minor constituent in pegmatite dikes.
ⓘ Atacamite
Formula: Cu2(OH)3Cl
Description: found in the lower adit as a blue blob mixed with gypsum and rouaite
ⓘ Autunite
Formula: Ca(UO2)2(PO4)2 · 10-12H2O
Description: Occurs in black, radioactive pods and in faults and fractures in granodiorite. Principal U mineral here.
ⓘ 'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Description: Occurs in a pegmatite - apparently radioactive.
ⓘ Calcite
Formula: CaCO3
Description: Occurs as crystals coated by autunite and carnotite.
ⓘ Carnotite
Formula: K2(UO2)2(VO4)2 · 3H2O
ⓘ Cerussite
Formula: PbCO3
Description: Occurs in black, radioactive pods.
ⓘ Coffinite
Formula: U(SiO4) · nH2O
ⓘ Euxenite-(Y)
Formula: (Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6
Description: Occurs in a few pegmatite dikes as small crystals.
ⓘ Fluorite
Formula: CaF2
ⓘ 'Gummite'
ⓘ Ilsemannite
Formula: Mo3O8 · nH2O
ⓘ Jordisite
Formula: MoS2
ⓘ 'Limonite'
ⓘ Meta-autunite
Formula: Ca(UO2)2(PO4)2 · 6H2O
ⓘ Metazeunerite
Formula: Cu(UO2)2(AsO4)2 · 8H2O
ⓘ Pyrite
Formula: FeS2
ⓘ Roscoelite
Formula: KV3+2(AlSi3O10)(OH)2
ⓘ Rouaite
Formula: Cu2(NO3)(OH)3
Description: found in the lower adit as a blue blob mixed with gypsum and atacamite
ⓘ Torbernite
Formula: Cu(UO2)2(PO4)2 · 12H2O
ⓘ Tyuyamunite
Formula: Ca(UO2)2(VO4)2 · 5-8H2O
ⓘ Uraninite
Formula: UO2
ⓘ Uraninite var. Pitchblende
Formula: UO2
ⓘ Uranophane
Formula: Ca(UO2)2(SiO3OH)2 · 5H2O
Description: Occurs in black, radioactive pods.
ⓘ Walpurgite
Formula: (BiO)4(UO2)(AsO4)2 · 2H2O
ⓘ Xenotime-(Y) ?
Formula: Y(PO4)
Description: Probabler source of secondary U concentrations in pegmatites.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘJordisite2.EA.30MoS2
ⓘPyrite2.EB.05aFeS2
Group 3 - Halides
ⓘFluorite3.AB.25CaF2
ⓘAtacamite3.DA.10aCu2(OH)3Cl
Group 4 - Oxides and Hydroxides
ⓘEuxenite-(Y)4.DG.05(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6
ⓘUraninite
var. Pitchblende		4.DL.05UO2
ⓘ4.DL.05UO2
ⓘIlsemannite4.FJ.15Mo3O8 · nH2O
ⓘCarnotite4.HB.05K2(UO2)2(VO4)2 · 3H2O
ⓘTyuyamunite4.HB.25Ca(UO2)2(VO4)2 · 5-8H2O
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
ⓘCerussite5.AB.15PbCO3
ⓘRouaite5.NB.05Cu2(NO3)(OH)3
Group 8 - Phosphates, Arsenates and Vanadates
ⓘXenotime-(Y) ?8.AD.35Y(PO4)
ⓘWalpurgite8.EA.05(BiO)4(UO2)(AsO4)2 · 2H2O
ⓘAutunite8.EB.05Ca(UO2)2(PO4)2 · 10-12H2O
ⓘTorbernite8.EB.05Cu(UO2)2(PO4)2 · 12H2O
ⓘMeta-autunite8.EB.10Ca(UO2)2(PO4)2 · 6H2O
ⓘMetazeunerite8.EB.10Cu(UO2)2(AsO4)2 · 8H2O
Group 9 - Silicates
ⓘCoffinite9.AD.30U(SiO4) · nH2O
ⓘUranophane9.AK.15Ca(UO2)2(SiO3OH)2 · 5H2O
ⓘRoscoelite9.EC.15KV3+2(AlSi3O10)(OH)2
Unclassified
ⓘ'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ'Gummite'-
ⓘ'Limonite'-
ⓘ'Allanite Group'-(A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)

List of minerals for each chemical element

HHydrogen
Hⓘ AtacamiteCu2(OH)3Cl
Hⓘ AutuniteCa(UO2)2(PO4)2 · 10-12H2O
Hⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Hⓘ CarnotiteK2(UO2)2(VO4)2 · 3H2O
Hⓘ CoffiniteU(SiO4) · nH2O
Hⓘ IlsemanniteMo3O8 · nH2O
Hⓘ Meta-autuniteCa(UO2)2(PO4)2 · 6H2O
Hⓘ MetazeuneriteCu(UO2)2(AsO4)2 · 8H2O
Hⓘ RoscoeliteKV23+(AlSi3O10)(OH)2
Hⓘ TorberniteCu(UO2)2(PO4)2 · 12H2O
Hⓘ TyuyamuniteCa(UO2)2(VO4)2 · 5-8H2O
Hⓘ UranophaneCa(UO2)2(SiO3OH)2 · 5H2O
Hⓘ Walpurgite(BiO)4(UO2)(AsO4)2 · 2H2O
Hⓘ RouaiteCu2(NO3)(OH)3
Hⓘ Allanite Group(A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)
CCarbon
Cⓘ CalciteCaCO3
Cⓘ CerussitePbCO3
NNitrogen
Nⓘ RouaiteCu2(NO3)(OH)3
OOxygen
Oⓘ AtacamiteCu2(OH)3Cl
Oⓘ AutuniteCa(UO2)2(PO4)2 · 10-12H2O
Oⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Oⓘ CalciteCaCO3
Oⓘ CarnotiteK2(UO2)2(VO4)2 · 3H2O
Oⓘ CerussitePbCO3
Oⓘ CoffiniteU(SiO4) · nH2O
Oⓘ Euxenite-(Y)(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6
Oⓘ IlsemanniteMo3O8 · nH2O
Oⓘ Meta-autuniteCa(UO2)2(PO4)2 · 6H2O
Oⓘ MetazeuneriteCu(UO2)2(AsO4)2 · 8H2O
Oⓘ Uraninite var. PitchblendeUO2
Oⓘ RoscoeliteKV23+(AlSi3O10)(OH)2
Oⓘ TorberniteCu(UO2)2(PO4)2 · 12H2O
Oⓘ TyuyamuniteCa(UO2)2(VO4)2 · 5-8H2O
Oⓘ UraniniteUO2
Oⓘ UranophaneCa(UO2)2(SiO3OH)2 · 5H2O
Oⓘ Walpurgite(BiO)4(UO2)(AsO4)2 · 2H2O
Oⓘ Xenotime-(Y)Y(PO4)
Oⓘ RouaiteCu2(NO3)(OH)3
Oⓘ Allanite Group(A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)
FFluorine
Fⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fⓘ FluoriteCaF2
MgMagnesium
Mgⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
AlAluminium
Alⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Alⓘ RoscoeliteKV23+(AlSi3O10)(OH)2
SiSilicon
Siⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Siⓘ CoffiniteU(SiO4) · nH2O
Siⓘ RoscoeliteKV23+(AlSi3O10)(OH)2
Siⓘ UranophaneCa(UO2)2(SiO3OH)2 · 5H2O
Siⓘ Allanite Group(A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)
PPhosphorus
Pⓘ AutuniteCa(UO2)2(PO4)2 · 10-12H2O
Pⓘ Meta-autuniteCa(UO2)2(PO4)2 · 6H2O
Pⓘ TorberniteCu(UO2)2(PO4)2 · 12H2O
Pⓘ Xenotime-(Y)Y(PO4)
SSulfur
Sⓘ JordisiteMoS2
Sⓘ PyriteFeS2
ClChlorine
Clⓘ AtacamiteCu2(OH)3Cl
KPotassium
Kⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Kⓘ CarnotiteK2(UO2)2(VO4)2 · 3H2O
Kⓘ RoscoeliteKV23+(AlSi3O10)(OH)2
CaCalcium
Caⓘ AutuniteCa(UO2)2(PO4)2 · 10-12H2O
Caⓘ CalciteCaCO3
Caⓘ Euxenite-(Y)(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6
Caⓘ FluoriteCaF2
Caⓘ Meta-autuniteCa(UO2)2(PO4)2 · 6H2O
Caⓘ TyuyamuniteCa(UO2)2(VO4)2 · 5-8H2O
Caⓘ UranophaneCa(UO2)2(SiO3OH)2 · 5H2O
TiTitanium
Tiⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Tiⓘ Euxenite-(Y)(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6
VVanadium
Vⓘ CarnotiteK2(UO2)2(VO4)2 · 3H2O
Vⓘ RoscoeliteKV23+(AlSi3O10)(OH)2
Vⓘ TyuyamuniteCa(UO2)2(VO4)2 · 5-8H2O
FeIron
Feⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Feⓘ PyriteFeS2
CuCopper
Cuⓘ AtacamiteCu2(OH)3Cl
Cuⓘ MetazeuneriteCu(UO2)2(AsO4)2 · 8H2O
Cuⓘ TorberniteCu(UO2)2(PO4)2 · 12H2O
Cuⓘ RouaiteCu2(NO3)(OH)3
AsArsenic
Asⓘ MetazeuneriteCu(UO2)2(AsO4)2 · 8H2O
Asⓘ Walpurgite(BiO)4(UO2)(AsO4)2 · 2H2O
YYttrium
Yⓘ Euxenite-(Y)(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6
Yⓘ Xenotime-(Y)Y(PO4)
NbNiobium
Nbⓘ Euxenite-(Y)(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6
MoMolybdenum
Moⓘ IlsemanniteMo3O8 · nH2O
Moⓘ JordisiteMoS2
CeCerium
Ceⓘ Euxenite-(Y)(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6
TaTantalum
Taⓘ Euxenite-(Y)(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6
PbLead
Pbⓘ CerussitePbCO3
BiBismuth
Biⓘ Walpurgite(BiO)4(UO2)(AsO4)2 · 2H2O
ThThorium
Thⓘ Euxenite-(Y)(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6
UUranium
Uⓘ AutuniteCa(UO2)2(PO4)2 · 10-12H2O
Uⓘ CarnotiteK2(UO2)2(VO4)2 · 3H2O
Uⓘ CoffiniteU(SiO4) · nH2O
Uⓘ Euxenite-(Y)(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6
Uⓘ Meta-autuniteCa(UO2)2(PO4)2 · 6H2O
Uⓘ MetazeuneriteCu(UO2)2(AsO4)2 · 8H2O
Uⓘ Uraninite var. PitchblendeUO2
Uⓘ TorberniteCu(UO2)2(PO4)2 · 12H2O
Uⓘ TyuyamuniteCa(UO2)2(VO4)2 · 5-8H2O
Uⓘ UraniniteUO2
Uⓘ UranophaneCa(UO2)2(SiO3OH)2 · 5H2O
Uⓘ Walpurgite(BiO)4(UO2)(AsO4)2 · 2H2O

Localities in this Region

USA

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America PlateTectonic Plate
USA

This page 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. 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.

References

MacKevett, Edward Malcolm, Jr. (1960), Geology and ore deposits of the Kern River uranium area, California: USGS Bulletin 1087-F: 191, 197
Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 60, 180, 227, 234, 389.
Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.
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