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Gorman District, Tehachapi Mountains, Kern County, California, USAi
Regional Level Types
Gorman DistrictMining District
Tehachapi MountainsMountain Range
Kern CountyCounty
CaliforniaState
USACountry

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Latitude & Longitude (WGS84):
34° 50' 18'' North , 118° 45' 4'' West
Latitude & Longitude (decimal):
34.83830,-118.75110
GeoHash:
G#:9q5w1y05f
GRN:
N24W70
Type:
Mining District
Köppen climate type:
Csb : Warm-summer Mediterranean climate
Mindat Locality ID:
209051
Long-form identifier:
mindat:1:2:209051:4
GUID (UUID V4):
0


A Sn mining area in secs. 23, 25, 30 & 34, T9N, R18W, SBM, around Gorman, 7 miles E of Lebec, and about 4 miles N of Quail Lake (Los Angeles County), in the Tehachapi Mountains, E of Interstate highway 5.

NOTE: There is no USGS MRDS database listing for this district.

Select Mineral List Type

StandardDetailedGalleryStrunzChemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded from this region.


Mineral List

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

28 valid minerals.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

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

Select Rock List Type

Alphabetical ListTree Diagram

Detailed Mineral List:

ⓘAlmandine
Formula:Fe2+3Al2(SiO4)3
ⓘ'Andradite-Grossular Series'
ⓘAnthophyllite ?
Formula:◻{Mg2}{Mg5}(Si8O22)(OH)2
Description: Altered material.
ⓘ'Apatite'
Formula:Ca5(PO4)3(Cl/F/OH)
ⓘArsenopyrite
Formula:FeAsS
ⓘCalcite
Formula:CaCO3
ⓘCassiterite
Formula:SnO2
Localities: Reported from at least6 localities in this region.
Description: Visible material is rare here.
ⓘChalcopyrite
Formula:CuFeS2
ⓘChrysocolla
Formula:Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x< 1
Description: Occurs as fracture coatings.
ⓘCuprite
Formula:Cu2O
ⓘEpidote
Formula:(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
ⓘ'Feldspar Group'
ⓘGalena
Formula:PbS
ⓘ'Garnet Group'
Formula:X3Z2(SiO4)3
ⓘGibbsite
Formula:Al(OH)3
Colour: Pale to deep pink
Description: Occurs in boulders of brecciated gray chert on the alluvial fan at the southern tip of the San Joaquin Valley.
ⓘHematite
Formula:Fe2O3
ⓘJarosite
Formula:KFe3+3(SO4)2(OH)6
Description: Occurs in cassiterite ores.
ⓘ'Limonite'
ⓘLudwigite
Formula:Mg2Fe3+(BO3)O2
ⓘMaghemite
Formula:(Fe3+0.67◻0.33)Fe3+2O4
ⓘMagnetite
Formula:Fe2+Fe3+2O4
Localities:
Crowbar Gulch prospect (Crowbar claim), Tejon Tin project (Gorman Tin project), Lebec, Gorman District, Tehachapi Mountains, Kern County, California, USA
Gray Eagle prospect (Gray Eagle Discovery prospect; Gray Eagle claim), Tejon Tin project (Gorman Tin project), Lebec, Gorman District, Tehachapi Mountains, Kern County, California, USA
Lower Butler prospect, Tejon Tin project (Gorman Tin project), Lebec, Gorman District, Tehachapi Mountains, Kern County, California, USA
Upper Butler prospect, Tejon Tin project (Gorman Tin project), Lebec, Gorman District, Tehachapi Mountains, Kern County, California, USA
Hogan-Mallery Tin Mine (Hogan-Mallery Meek Mine; Hogan Tin Mine; Meeke Tin Mine; Meeke-Hogan Tin Mine; Meeke-Hogan Mine), Tejon Tin project (Gorman Tin project), Lebec, Gorman District, Tehachapi Mountains, Kern County, California, USA
ⓘMalachite
Formula:Cu2(CO3)(OH)2
Description: Occurs as fracture coatings.
ⓘ'Manganese Oxides'
Description: Occurs as coatings on other minerals.
ⓘMolybdenite
Formula:MoS2
ⓘMuscovite
Formula:KAl2(AlSi3O10)(OH)2
Description: Occurs as an alteration product.
ⓘMuscovite var. Sericite
Formula:KAl2(AlSi3O10)(OH)2
Description: Occurs as an alteration product.
ⓘNative Copper
Formula:Cu
ⓘPowellite
Formula:Ca(MoO4)
ⓘPyrite
Formula:FeS2
ⓘRhodonite
Formula:CaMn3Mn[Si5O15]
Description: Fine cutting quality.
ⓘScheelite
Formula:Ca(WO4)
ⓘSmithsonite
Formula:ZnCO3
ⓘStrontianite
Formula:SrCO3
Description: Occurs in tin deposits.
ⓘ'Tourmaline'
Formula:AD3G6 (T6O18)(BO3)3X3Z
ⓘVermiculite
Formula:Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
Description: An associated mineral in the ore.
ⓘZoisite
Formula:(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Description: A minor mineral with cassiterite ore.

Gallery:

Fe2+3Al2(SiO4)3ⓘAlmandine
ⓘ'Andradite-Grossular Series'

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Copper1.AA.05Cu
Group 2 - Sulphides and Sulfosalts
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘGalena2.CD.10PbS
ⓘMolybdenite2.EA.30MoS2
ⓘPyrite2.EB.05aFeS2
ⓘArsenopyrite2.EB.20FeAsS
Group 4 - Oxides and Hydroxides
ⓘCuprite4.AA.10Cu2O
ⓘMagnetite4.BB.05Fe2+Fe3+2O4
ⓘMaghemite4.BB.15(Fe3+0.67◻0.33)Fe3+2O4
ⓘHematite4.CB.05Fe2O3
ⓘCassiterite4.DB.05SnO2
ⓘGibbsite4.FE.10Al(OH)3
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
ⓘSmithsonite5.AB.05ZnCO3
ⓘStrontianite5.AB.15SrCO3
ⓘMalachite5.BA.10Cu2(CO3)(OH)2
Group 6 - Borates
ⓘLudwigite6.AB.30Mg2Fe3+(BO3)O2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘJarosite7.BC.10KFe3+3(SO4)2(OH)6
ⓘPowellite7.GA.05Ca(MoO4)
ⓘScheelite7.GA.05Ca(WO4)
Group 9 - Silicates
ⓘAlmandine9.AD.25Fe2+3Al2(SiO4)3
ⓘEpidote9.BG.05a(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
ⓘZoisite9.BG.10(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
ⓘAnthophyllite ?9.DD.05◻{Mg2}{Mg5}(Si8O22)(OH)2
ⓘRhodonite9.DK.05CaMn3Mn[Si5O15]
ⓘMuscovite9.EC.15KAl2(AlSi3O10)(OH)2
ⓘvar. Sericite9.EC.15KAl2(AlSi3O10)(OH)2
ⓘVermiculite9.EC.50Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
ⓘChrysocolla9.ED.20Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Unclassified
ⓘ'Feldspar Group'-
ⓘ'Limonite'-
ⓘ'Tourmaline'-AD3G6 (T6O18)(BO3)3X3Z
ⓘ'Andradite-Grossular Series'-
ⓘ'Garnet Group'-X3Z2(SiO4)3
ⓘ'Manganese Oxides'-
ⓘ'Apatite'-Ca5(PO4)3(Cl/F/OH)

List of minerals for each chemical element

HHydrogen
HⓘAnthophyllite◻{Mg2}{Mg5}(Si8O22)(OH)2
HⓘChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x< 1
HⓘEpidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
HⓘGibbsiteAl(OH)3
HⓘJarositeKFe33+(SO4)2(OH)6
HⓘMalachiteCu2(CO3)(OH)2
HⓘMuscoviteKAl2(AlSi3O10)(OH)2
HⓘVermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
HⓘZoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
HⓘMuscovite var.SericiteKAl2(AlSi3O10)(OH)2
HⓘApatiteCa5(PO4)3(Cl/F/OH)
BBoron
BⓘLudwigiteMg2Fe3+(BO3)O2
BⓘTourmalineAD3G6 (T6O18)(BO3)3X3Z
CCarbon
CⓘCalciteCaCO3
CⓘMalachiteCu2(CO3)(OH)2
CⓘSmithsoniteZnCO3
CⓘStrontianiteSrCO3
OOxygen
OⓘAnthophyllite◻{Mg2}{Mg5}(Si8O22)(OH)2
OⓘAlmandineFe32+Al2(SiO4)3
OⓘCalciteCaCO3
OⓘCassiteriteSnO2
OⓘChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x< 1
OⓘCupriteCu2O
OⓘEpidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
OⓘGibbsiteAl(OH)3
OⓘHematiteFe2O3
OⓘJarositeKFe33+(SO4)2(OH)6
OⓘLudwigiteMg2Fe3+(BO3)O2
OⓘMaghemite(Fe3+0.67◻0.33)Fe23+O4
OⓘMagnetiteFe2+Fe23+O4
OⓘMalachiteCu2(CO3)(OH)2
OⓘMuscoviteKAl2(AlSi3O10)(OH)2
OⓘPowelliteCa(MoO4)
OⓘRhodoniteCaMn3Mn[Si5O15]
OⓘScheeliteCa(WO4)
OⓘSmithsoniteZnCO3
OⓘStrontianiteSrCO3
OⓘTourmalineAD3G6 (T6O18)(BO3)3X3Z
OⓘVermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
OⓘZoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
OⓘAndradite-Grossular Series
OⓘMuscovite var.SericiteKAl2(AlSi3O10)(OH)2
OⓘGarnet GroupX3Z2(SiO4)3
OⓘApatiteCa5(PO4)3(Cl/F/OH)
FFluorine
FⓘApatiteCa5(PO4)3(Cl/F/OH)
MgMagnesium
MgⓘAnthophyllite◻{Mg2}{Mg5}(Si8O22)(OH)2
MgⓘLudwigiteMg2Fe3+(BO3)O2
MgⓘVermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
AlAluminium
AlⓘAlmandineFe32+Al2(SiO4)3
AlⓘChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x< 1
AlⓘEpidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
AlⓘGibbsiteAl(OH)3
AlⓘMuscoviteKAl2(AlSi3O10)(OH)2
AlⓘVermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
AlⓘZoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
AlⓘAndradite-Grossular Series
AlⓘMuscovite var.SericiteKAl2(AlSi3O10)(OH)2
SiSilicon
SiⓘAnthophyllite◻{Mg2}{Mg5}(Si8O22)(OH)2
SiⓘAlmandineFe32+Al2(SiO4)3
SiⓘChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x< 1
SiⓘEpidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
SiⓘMuscoviteKAl2(AlSi3O10)(OH)2
SiⓘRhodoniteCaMn3Mn[Si5O15]
SiⓘVermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
SiⓘZoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
SiⓘAndradite-Grossular Series
SiⓘMuscovite var.SericiteKAl2(AlSi3O10)(OH)2
SiⓘGarnet GroupX3Z2(SiO4)3
PPhosphorus
PⓘApatiteCa5(PO4)3(Cl/F/OH)
SSulfur
SⓘArsenopyriteFeAsS
SⓘChalcopyriteCuFeS2
SⓘGalenaPbS
SⓘJarositeKFe33+(SO4)2(OH)6
SⓘMolybdeniteMoS2
SⓘPyriteFeS2
ClChlorine
ClⓘApatiteCa5(PO4)3(Cl/F/OH)
KPotassium
KⓘJarositeKFe33+(SO4)2(OH)6
KⓘMuscoviteKAl2(AlSi3O10)(OH)2
KⓘMuscovite var.SericiteKAl2(AlSi3O10)(OH)2
CaCalcium
CaⓘCalciteCaCO3
CaⓘEpidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
CaⓘPowelliteCa(MoO4)
CaⓘRhodoniteCaMn3Mn[Si5O15]
CaⓘScheeliteCa(WO4)
CaⓘZoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
CaⓘAndradite-Grossular Series
CaⓘApatiteCa5(PO4)3(Cl/F/OH)
MnManganese
MnⓘRhodoniteCaMn3Mn[Si5O15]
FeIron
FeⓘArsenopyriteFeAsS
FeⓘAlmandineFe32+Al2(SiO4)3
FeⓘChalcopyriteCuFeS2
FeⓘEpidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
FeⓘHematiteFe2O3
FeⓘJarositeKFe33+(SO4)2(OH)6
FeⓘLudwigiteMg2Fe3+(BO3)O2
FeⓘMaghemite(Fe3+0.67◻0.33)Fe23+O4
FeⓘMagnetiteFe2+Fe23+O4
FeⓘPyriteFeS2
FeⓘVermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
FeⓘAndradite-Grossular Series
CuCopper
CuⓘChalcopyriteCuFeS2
CuⓘChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x< 1
CuⓘCupriteCu2O
CuⓘNative CopperCu
CuⓘMalachiteCu2(CO3)(OH)2
ZnZinc
ZnⓘSmithsoniteZnCO3
AsArsenic
AsⓘArsenopyriteFeAsS
SrStrontium
SrⓘStrontianiteSrCO3
MoMolybdenum
MoⓘMolybdeniteMoS2
MoⓘPowelliteCa(MoO4)
SnTin
SnⓘCassiteriteSnO2
WTungsten
WⓘScheeliteCa(WO4)
PbLead
PbⓘGalenaPbS

Localities in this Region

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, pleaseregister so you can add to our database. This locality information is for reference purposes only. You should never attempt tovisit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holdersfor access and that you are aware of all safety precautions necessary.

References

Page, Lincoln Ridler (1946), Contact metamorphic deposits of Cassiterite in California: (abstract) Geological Society of America Bulletin 56: 1187; […American Mineralogist: 31: 202 (1946)].
Wiese, J.H. & L.R. Page (1946), Tin deposits of the Gorman district, Kern County, California: California Division Mines Report 42: 31-52.
Troxel, Bennie W., Morton, Paul K. (1962) Mines and Mineral Resources of Kern County California.County Report 1. California Division of Mines and Geologyp.294
Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 78, 132, 144, 158, 233, 246, 253, 268-269, 294, 330, 354, 370, 393.
Pemberton, H. Earl (1983)Minerals of California. Van Nostrand Reinhold Company Inc.
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