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Rand Mountains, Kern County, California, USAi
Regional Level Types
Rand MountainsMountain Range
Kern CountyCounty
CaliforniaState
USACountry

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PhotosMapsSearch
Latitude & Longitude (WGS84):
35° 17' 42'' North , 117° 46' 35'' West
Latitude & Longitude (decimal):
Köppen climate type:
Mindat Locality ID:
210948
Long-form identifier:
mindat:1:2:210948:3
GUID (UUID V4):
bed1d4ba-5c0e-4ebb-9011-e7305bc3703f


A mountain range.

The bulk of the Rand Mountains is comprised of the Rand Schists which are composed of practically pure actinolite. One type consists largely of needles of actinolite set in a matrix of talc.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical 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

41 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 List Tree Diagram

Detailed Mineral List:

Actinolite
Formula: ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Habit: Acicular
Albite
Formula: Na(AlSi3O8)
Anthophyllite
Formula: ◻{Mg2}{Mg5}(Si8O22)(OH)2
Description: Occurs as a few crystals in a contact zone.
Aragonite
Formula: CaCO3
Arsenopyrite
Formula: FeAsS
'Axinite Group'
Colour: Pale olive-green
Description: Occurs in veinlets as plumose aggregates of axinite replacing Rhodonite.
Calcite
Formula: CaCO3
Chalcopyrite
Formula: CuFeS2
Chlorargyrite
Formula: AgCl
Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Description: Occurs as beautiful crystals, presumably pseudomorphs. Mistaken for turquoise.
Clino-suenoite
Formula: ◻{Mn2+2}{Mg5}(Si8O22)(OH)2
Description: Occurs in a contact zone.
Galena
Formula: PbS
Gold
Formula: Au
Localities: Reported from at least 30 localities in this region.
Grunerite
Formula: ◻{Fe2+2}{Fe2+5}(Si8O22)(OH)2
Colour: pale beige, tan
Description: elongated, pale beige, lustrous crystals in sprays to a few cm
Hematite
Formula: Fe2O3
Habit: euhedral
Colour: black
Description: black crystals up to a few mm
Löllingite
Formula: FeAs2
'Manganese Oxides'
Miargyrite
Formula: AgSbS2
Localities: Reported from at least 6 localities in this region.
Mimetite
Formula: Pb5(AsO4)3Cl
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Muscovite var. Mariposite
Formula: K(Al,Cr)2(Al,Si)4O10(OH)2
Muscovite var. Phengite
Formula: KAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Opal
Formula: SiO2 · nH2O
Pickeringite
Formula: MgAl2(SO4)4 · 22H2O
Proustite
Formula: Ag3AsS3
Description: A minor constituent of Ag ores.
'Psilomelane'
Pyrargyrite
Formula: Ag3SbS3
Pyrite
Formula: FeS2
Localities:
Pyrostilpnite
Formula: Ag3SbS3
References:
Pyroxmangite
Formula: Mn2+SiO3
Colour: Yellowish
Description: Occurs in a contact zone of Mn ores as small grains in quartzite.
Quartz
Formula: SiO2
Localities: Reported from at least 15 localities in this region.
Rhodochrosite
Formula: MnCO3
Description: Occurs in pods of Mn ore.
Rhodonite
Formula: CaMn3Mn[Si5O15]
Localities:
Scheelite
Formula: Ca(WO4)
Localities: Reported from at least 16 localities in this region.
Silver
Formula: Ag
Spessartine
Formula: Mn2+3Al2(SiO4)3
Sphalerite
Formula: ZnS
Stephanite
Formula: Ag5SbS4
Stibnite
Formula: Sb2S3
Stilpnomelane
Formula: (K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
Description: Occurs in Mn ores.
'Stylotypite'
Formula: Cu6[Cu4(Fe,Zn)2]Sb4S13
Talc
Formula: Mg3Si4O10(OH)2
Description: Occurs as a matrix component in schists.
Tephroite
Formula: Mn2+2SiO4
Description: Occurs in pods of Mn ore.
'Tetrahedrite Subgroup'
Formula: Cu6(Cu4C2+2)Sb4S12S
'Tourmaline'
Formula: AD3G6 (T6O18)(BO3)3X3Z
Colour: Black
Description: Occurs in a schist.
Vanadinite
Formula: Pb5(VO4)3Cl
Wulfenite ?
Formula: Pb(MoO4)
Description: Tentatively identified in Au ores.
Xanthoconite
Formula: Ag3AsS3
Zoisite
Formula: (CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Description: Occurs as crystals to 1 inch (2.5 cm) in schist.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Gold1.AA.05Au
Silver1.AA.05Ag
Group 2 - Sulphides and Sulfosalts
Sphalerite2.CB.05aZnS
Chalcopyrite2.CB.10aCuFeS2
Galena2.CD.10PbS
Stibnite2.DB.05Sb2S3
Pyrite2.EB.05aFeS2
Löllingite2.EB.15aFeAs2
Arsenopyrite2.EB.20FeAsS
Pyrargyrite2.GA.05Ag3SbS3
Proustite2.GA.05Ag3AsS3
Pyrostilpnite2.GA.10Ag3SbS3
Xanthoconite2.GA.10Ag3AsS3
'Tetrahedrite Subgroup'2.GB.05Cu6(Cu4C2+2)Sb4S12S
Stephanite2.GB.10Ag5SbS4
Miargyrite2.HA.10AgSbS2
Group 3 - Halides
Chlorargyrite3.AA.15AgCl
Group 4 - Oxides and Hydroxides
Hematite4.CB.05Fe2O3
Quartz4.DA.05SiO2
Opal4.DA.10SiO2 · nH2O
Group 5 - Nitrates and Carbonates
Rhodochrosite5.AB.05MnCO3
Calcite5.AB.05CaCO3
Aragonite5.AB.15CaCO3
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Pickeringite7.CB.85MgAl2(SO4)4 · 22H2O
Scheelite7.GA.05Ca(WO4)
Wulfenite ?7.GA.05Pb(MoO4)
Group 8 - Phosphates, Arsenates and Vanadates
Vanadinite8.BN.05Pb5(VO4)3Cl
Mimetite8.BN.05Pb5(AsO4)3Cl
Group 9 - Silicates
Tephroite9.AC.05Mn2+2SiO4
Spessartine9.AD.25Mn2+3Al2(SiO4)3
Zoisite9.BG.10(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Anthophyllite9.DD.05◻{Mg2}{Mg5}(Si8O22)(OH)2
Clino-suenoite9.DE.◻{Mn2+2}{Mg5}(Si8O22)(OH)2
Grunerite9.DE.05◻{Fe2+2}{Fe2+5}(Si8O22)(OH)2
Actinolite9.DE.10◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Rhodonite9.DK.05CaMn3Mn[Si5O15]
Pyroxmangite9.DO.05Mn2+SiO3
Talc9.EC.05Mg3Si4O10(OH)2
Muscovite
var. Phengite
9.EC.15KAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
9.EC.15KAl2(AlSi3O10)(OH)2
var. Mariposite9.EC.15K(Al,Cr)2(Al,Si)4O10(OH)2
Chrysocolla9.ED.20Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Stilpnomelane9.EG.40(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
Albite9.FA.35Na(AlSi3O8)
Unclassified
'Psilomelane'-
'Tourmaline'-AD3G6 (T6O18)(BO3)3X3Z
'Stylotypite'-Cu6[Cu4(Fe,Zn)2]Sb4S13
'Manganese Oxides'-
'Axinite Group'-

List of minerals for each chemical element

HHydrogen
H Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
H Anthophyllite◻{Mg2}{Mg5}(Si8O22)(OH)2
H ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
H Grunerite◻{Fe22+}{Fe52+}(Si8O22)(OH)2
H MuscoviteKAl2(AlSi3O10)(OH)2
H OpalSiO2 · nH2O
H Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
H PickeringiteMgAl2(SO4)4 · 22H2O
H Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
H TalcMg3Si4O10(OH)2
H Zoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
H Muscovite var. MaripositeK(Al,Cr)2(Al,Si)4O10(OH)2
H Clino-suenoite◻{Mn22+}{Mg5}(Si8O22)(OH)2
BBoron
B TourmalineAD3G6 (T6O18)(BO3)3X3Z
CCarbon
C AragoniteCaCO3
C CalciteCaCO3
C RhodochrositeMnCO3
OOxygen
O Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
O AlbiteNa(AlSi3O8)
O Anthophyllite◻{Mg2}{Mg5}(Si8O22)(OH)2
O AragoniteCaCO3
O CalciteCaCO3
O ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
O Grunerite◻{Fe22+}{Fe52+}(Si8O22)(OH)2
O HematiteFe2O3
O MimetitePb5(AsO4)3Cl
O MuscoviteKAl2(AlSi3O10)(OH)2
O OpalSiO2 · nH2O
O Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
O PickeringiteMgAl2(SO4)4 · 22H2O
O PyroxmangiteMn2+SiO3
O QuartzSiO2
O RhodochrositeMnCO3
O RhodoniteCaMn3Mn[Si5O15]
O ScheeliteCa(WO4)
O SpessartineMn32+Al2(SiO4)3
O Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
O TalcMg3Si4O10(OH)2
O TephroiteMn22+SiO4
O TourmalineAD3G6 (T6O18)(BO3)3X3Z
O VanadinitePb5(VO4)3Cl
O WulfenitePb(MoO4)
O Zoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
O Muscovite var. MaripositeK(Al,Cr)2(Al,Si)4O10(OH)2
O Clino-suenoite◻{Mn22+}{Mg5}(Si8O22)(OH)2
NaSodium
Na AlbiteNa(AlSi3O8)
Na Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
MgMagnesium
Mg Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Mg Anthophyllite◻{Mg2}{Mg5}(Si8O22)(OH)2
Mg Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Mg PickeringiteMgAl2(SO4)4 · 22H2O
Mg Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
Mg TalcMg3Si4O10(OH)2
Mg Clino-suenoite◻{Mn22+}{Mg5}(Si8O22)(OH)2
AlAluminium
Al AlbiteNa(AlSi3O8)
Al ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Al PickeringiteMgAl2(SO4)4 · 22H2O
Al SpessartineMn32+Al2(SiO4)3
Al Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
Al Zoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Al Muscovite var. MaripositeK(Al,Cr)2(Al,Si)4O10(OH)2
SiSilicon
Si Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Si AlbiteNa(AlSi3O8)
Si Anthophyllite◻{Mg2}{Mg5}(Si8O22)(OH)2
Si ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Si Grunerite◻{Fe22+}{Fe52+}(Si8O22)(OH)2
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si OpalSiO2 · nH2O
Si Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Si PyroxmangiteMn2+SiO3
Si QuartzSiO2
Si RhodoniteCaMn3Mn[Si5O15]
Si SpessartineMn32+Al2(SiO4)3
Si Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
Si TalcMg3Si4O10(OH)2
Si TephroiteMn22+SiO4
Si Zoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Si Muscovite var. MaripositeK(Al,Cr)2(Al,Si)4O10(OH)2
Si Clino-suenoite◻{Mn22+}{Mg5}(Si8O22)(OH)2
SSulfur
S ArsenopyriteFeAsS
S ChalcopyriteCuFeS2
S GalenaPbS
S MiargyriteAgSbS2
S PickeringiteMgAl2(SO4)4 · 22H2O
S ProustiteAg3AsS3
S PyrargyriteAg3SbS3
S PyriteFeS2
S PyrostilpniteAg3SbS3
S SphaleriteZnS
S StephaniteAg5SbS4
S StibniteSb2S3
S Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
S XanthoconiteAg3AsS3
S StylotypiteCu6[Cu4(Fe,Zn)2]Sb4S13
ClChlorine
Cl ChlorargyriteAgCl
Cl MimetitePb5(AsO4)3Cl
Cl VanadinitePb5(VO4)3Cl
KPotassium
K MuscoviteKAl2(AlSi3O10)(OH)2
K Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
K Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
K Muscovite var. MaripositeK(Al,Cr)2(Al,Si)4O10(OH)2
CaCalcium
Ca Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Ca AragoniteCaCO3
Ca CalciteCaCO3
Ca RhodoniteCaMn3Mn[Si5O15]
Ca ScheeliteCa(WO4)
Ca Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
Ca Zoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
VVanadium
V VanadinitePb5(VO4)3Cl
CrChromium
Cr Muscovite var. MaripositeK(Al,Cr)2(Al,Si)4O10(OH)2
MnManganese
Mn PyroxmangiteMn2+SiO3
Mn RhodochrositeMnCO3
Mn RhodoniteCaMn3Mn[Si5O15]
Mn SpessartineMn32+Al2(SiO4)3
Mn TephroiteMn22+SiO4
Mn Clino-suenoite◻{Mn22+}{Mg5}(Si8O22)(OH)2
FeIron
Fe Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Fe ArsenopyriteFeAsS
Fe ChalcopyriteCuFeS2
Fe Grunerite◻{Fe22+}{Fe52+}(Si8O22)(OH)2
Fe HematiteFe2O3
Fe LöllingiteFeAs2
Fe Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Fe PyriteFeS2
Fe Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
Fe StylotypiteCu6[Cu4(Fe,Zn)2]Sb4S13
CuCopper
Cu ChalcopyriteCuFeS2
Cu ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Cu Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
Cu StylotypiteCu6[Cu4(Fe,Zn)2]Sb4S13
ZnZinc
Zn SphaleriteZnS
Zn StylotypiteCu6[Cu4(Fe,Zn)2]Sb4S13
AsArsenic
As ArsenopyriteFeAsS
As LöllingiteFeAs2
As MimetitePb5(AsO4)3Cl
As ProustiteAg3AsS3
As XanthoconiteAg3AsS3
MoMolybdenum
Mo WulfenitePb(MoO4)
AgSilver
Ag ChlorargyriteAgCl
Ag MiargyriteAgSbS2
Ag ProustiteAg3AsS3
Ag PyrargyriteAg3SbS3
Ag PyrostilpniteAg3SbS3
Ag SilverAg
Ag StephaniteAg5SbS4
Ag XanthoconiteAg3AsS3
SbAntimony
Sb MiargyriteAgSbS2
Sb PyrargyriteAg3SbS3
Sb PyrostilpniteAg3SbS3
Sb StephaniteAg5SbS4
Sb StibniteSb2S3
Sb Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
Sb StylotypiteCu6[Cu4(Fe,Zn)2]Sb4S13
WTungsten
W ScheeliteCa(WO4)
AuGold
Au GoldAu
PbLead
Pb GalenaPbS
Pb MimetitePb5(AsO4)3Cl
Pb VanadinitePb5(VO4)3Cl
Pb WulfenitePb(MoO4)

Localities in this Region

Other Regions, Features and Areas containing this locality


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

 
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