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Washington, Washington Mining District (Omega Mining District), Nevada County, California, USAi
Regional Level Types
WashingtonVillage
Washington Mining District (Omega Mining District)Mining District
Nevada CountyCounty
CaliforniaState
USACountry

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02065070017272011048274.jpg
Sam Tracy during construction of the three stamp mill.

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
08493490017272011055232.jpg
East side, Butterfly Adit

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
09888990017272011062099.jpg
No. 6 Adit

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
05525100017271974244494.jpg
Native Gold

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
02065070017272011048274.jpg
Sam Tracy during construction of the three stamp mill.

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
00870320017271926244355.jpg
East side, Butterfly Adit

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
09888990017272011062099.jpg
No. 6 Adit

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
06072180017272011168277.jpg
Native Gold

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
01707060017272011187058.jpg
Sam Tracy during construction of the three stamp mill.

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
00982100017272011196944.jpg
East side, Butterfly Adit

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
Latitude & Longitude (WGS84):
39° 21' 33'' North , 120° 47' 53'' West
Latitude & Longitude (decimal):
39.35944,-120.79806
GRN:
N27W67
Type:
Village
Köppen climate type:
Csb : Warm-summer Mediterranean climate
Nearest Settlements:
PlacePopulationDistance
Washington185 (2011)0.1km
Alta610 (2011)17.0km
Dutch Flat160 (2011)17.4km
Pike134 (2011)19.3km
Nevada City3,152 (2017)21.8km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Nevada County Gem & Mineral SocietyGrass Valley, California27km
Mindat Locality ID:
211900
Long-form identifier:
mindat:1:2:211900:0
GUID (UUID V4):
0


A small populated place.

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

26 valid minerals. 1 (TL) - type locality of valid minerals.

Detailed Mineral List:

ⓘ Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
ⓘ Arsenopyrite
Formula: FeAsS
ⓘ 'Asbestos'
ⓘ Baryte
Formula: BaSO4
Localities:
F. W. Bradley's Barite property, Washington, Washington Mining District (Omega Mining District), Nevada County, California, USA
Spanish Quartz Mine (Spanish Qtz.; Spanish Mine; Spanish Mng. & S F Com. Co.; Spanish Mng. & S F Commercial Co.; American claim; Spanish claim; Santa Anita claim; Santa Anita Extension claim; Pine Tree claim; Singleton claim; Grizzly claim; Savage claim; Mexican Cons./Santa Anita), Washington, Washington Mining District (Omega Mining District), Nevada County, California, USA
Spanish Mine (Spanish Barite deposit), Spanish Quartz Mine (Spanish Qtz.; Spanish Mine; Spanish Mng. & S F Com. Co.; Spanish Mng. & S F Commercial Co.; American claim; Spanish claim; Santa Anita claim; Santa Anita Extension claim; Pine Tree claim; Singleton claim; Grizzly claim; Savage claim; Mexican Cons./Santa Anita), Washington, Washington Mining District (Omega Mining District), Nevada County, California, USA
ⓘ Bornite
Formula: Cu5FeS4
ⓘ Calcite
Formula: CaCO3
ⓘ Chalcopyrite
Formula: CuFeS2
ⓘ 'Chlorite Group'
ⓘ Chromite
Formula: Fe2+Cr3+2O4
Localities: Reported from at least 7 localities in this region.
ⓘ Clinochlore
Formula: Mg5Al(AlSi3O10)(OH)8
Description: Abundant. Associated with calcite crystals.
ⓘ Clinochlore var. Chromium-bearing Clinochlore
Formula: Mg5(Al,Cr)2Si3O10(OH)8
Description: Abundant. Associated with calcite crystals.
ⓘ Cuprite
Formula: Cu2O
ⓘ Dolomite
Formula: CaMg(CO3)2
ⓘ Galena
Formula: PbS
ⓘ Graphite
Formula: C
Description: Occurs as 26% of the deposit (26% C).
ⓘ Hematite
Formula: Fe2O3
ⓘ Knorringite
Formula: Mg3Cr3+2(SiO4)3
ⓘ Magnesiochromite
Formula: MgCr2O4
ⓘ 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
ⓘ Native Copper
Formula: Cu
ⓘ Native Gold
Formula: Au
Localities: Reported from at least 21 localities in this region.
Description: Superb specimens of crystallized gold from a pocket 1½ inches x 1½ inches (3.75 cm x 3.75 cm). Exceptional specimen in Cranbrook Istitue of Science, Bloomfield Hills, Michigan 26 x 14 cm, year 1914 [see Bancroft, Peter (1973) The World's Finest Minerals and Crystals].
ⓘ Pyrite
Formula: FeS2
ⓘ Quartz
Formula: SiO2
Localities: Reported from at least 17 localities in this region.
ⓘ Redledgeite (TL)
Formula: Ba(Ti4+6Cr3+2)O16
Type Locality:
Colour: Black
Description: Small, brilliant crystals with chromian clinochlore on chromite.
ⓘ Rutile
Formula: TiO2
Description: Chromian variety.
References:
Dana 7:I:559.
ⓘ 'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4
ⓘ Sphalerite
Formula: ZnS
ⓘ Stibnite
Formula: Sb2S3
ⓘ Talc
Formula: Mg3Si4O10(OH)2
ⓘ Uvarovite
Formula: Ca3Cr3+2(SiO4)3
Colour: Green
Description: Occurs as fine crystals coating chromite.

Gallery:

Mg5(Al,Cr)2Si3O10(OH)8ⓘ Clinochlore var. Chromium-bearing Clinochlore
trans.png
Chromium-bearing Clinochlore

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
trans.png
Chromium-bearing Clinochlore

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
trans.png
Chromium-bearing Clinochlore

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
trans.png
Chromium-bearing Clinochlore

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
trans.png
Chromium-bearing Clinochlore

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
trans.png
Chromium-bearing Clinochlore

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
Auⓘ Native Gold
trans.png
Native Gold, etc.

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
trans.png
Native Gold

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
trans.png
Native Gold

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
trans.png
Native Gold

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
trans.png
Native Gold, etc.

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
trans.png
Native Gold

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
trans.png
Native Gold

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
trans.png
Native Gold

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
trans.png
Native Gold, etc.

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
trans.png
Native Gold

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
Ba(Ti4+6Cr3+2)O16ⓘ Redledgeite (TL)
trans.png
Redledgeite, etc.

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
trans.png
Redledgeite

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
trans.png
Redledgeite

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
trans.png
Redledgeite, etc.

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
trans.png
Redledgeite

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
trans.png
Redledgeite

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
trans.png
Redledgeite, etc.

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA
trans.png
Redledgeite

Red Ledge Mine, Washington, Washington Mining District, Nevada County, California, USA

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Copper1.AA.05Cu
ⓘNative Gold1.AA.05Au
ⓘGraphite1.CB.05aC
Group 2 - Sulphides and Sulfosalts
ⓘBornite2.BA.15Cu5FeS4
ⓘSphalerite2.CB.05aZnS
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘGalena2.CD.10PbS
ⓘStibnite2.DB.05Sb2S3
ⓘPyrite2.EB.05aFeS2
ⓘArsenopyrite2.EB.20FeAsS
Group 4 - Oxides and Hydroxides
ⓘCuprite4.AA.10Cu2O
ⓘChromite4.BB.05Fe2+Cr3+2O4
ⓘMagnesiochromite4.BB.05MgCr2O4
ⓘHematite4.CB.05Fe2O3
ⓘQuartz4.DA.05SiO2
ⓘRutile4.DB.05TiO2
ⓘRedledgeite (TL)4.DK.05bBa(Ti4+6Cr3+2)O16
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
ⓘAnkerite5.AB.10Ca(Fe2+,Mg)(CO3)2
ⓘDolomite5.AB.10CaMg(CO3)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘBaryte7.AD.35BaSO4
Group 9 - Silicates
ⓘKnorringite9.AD.25Mg3Cr3+2(SiO4)3
ⓘUvarovite9.AD.25Ca3Cr3+2(SiO4)3
ⓘTalc9.EC.05Mg3Si4O10(OH)2
ⓘMuscovite9.EC.15KAl2(AlSi3O10)(OH)2
ⓘvar. Phengite9.EC.15KAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
ⓘvar. Mariposite9.EC.15K(Al,Cr)2(Al,Si)4O10(OH)2
ⓘClinochlore9.EC.55Mg5Al(AlSi3O10)(OH)8
ⓘvar. Chromium-bearing Clinochlore9.EC.55Mg5(Al,Cr)2Si3O10(OH)8
Unclassified
ⓘ'Asbestos'-
ⓘ'Chlorite Group'-
ⓘ'Serpentine Subgroup'-D3[Si2O5](OH)4

List of minerals for each chemical element

HHydrogen
Hⓘ ClinochloreMg5Al(AlSi3O10)(OH)8
Hⓘ Clinochlore var. Chromium-bearing ClinochloreMg5(Al,Cr)2Si3O10(OH)8
Hⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Hⓘ Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Hⓘ TalcMg3Si4O10(OH)2
Hⓘ Muscovite var. MaripositeK(Al,Cr)2(Al,Si)4O10(OH)2
Hⓘ Serpentine SubgroupD3[Si2O5](OH)4
CCarbon
Cⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Cⓘ CalciteCaCO3
Cⓘ DolomiteCaMg(CO3)2
Cⓘ GraphiteC
OOxygen
Oⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Oⓘ BaryteBaSO4
Oⓘ CalciteCaCO3
Oⓘ ChromiteFe2+Cr23+O4
Oⓘ ClinochloreMg5Al(AlSi3O10)(OH)8
Oⓘ CupriteCu2O
Oⓘ DolomiteCaMg(CO3)2
Oⓘ HematiteFe2O3
Oⓘ Clinochlore var. Chromium-bearing ClinochloreMg5(Al,Cr)2Si3O10(OH)8
Oⓘ KnorringiteMg3Cr23+(SiO4)3
Oⓘ MagnesiochromiteMgCr2O4
Oⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Oⓘ Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Oⓘ QuartzSiO2
Oⓘ RedledgeiteBa(Ti64+Cr23+)O16
Oⓘ RutileTiO2
Oⓘ TalcMg3Si4O10(OH)2
Oⓘ UvaroviteCa3Cr23+(SiO4)3
Oⓘ Muscovite var. MaripositeK(Al,Cr)2(Al,Si)4O10(OH)2
Oⓘ Serpentine SubgroupD3[Si2O5](OH)4
MgMagnesium
Mgⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Mgⓘ ClinochloreMg5Al(AlSi3O10)(OH)8
Mgⓘ DolomiteCaMg(CO3)2
Mgⓘ Clinochlore var. Chromium-bearing ClinochloreMg5(Al,Cr)2Si3O10(OH)8
Mgⓘ KnorringiteMg3Cr23+(SiO4)3
Mgⓘ MagnesiochromiteMgCr2O4
Mgⓘ Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Mgⓘ TalcMg3Si4O10(OH)2
AlAluminium
Alⓘ ClinochloreMg5Al(AlSi3O10)(OH)8
Alⓘ Clinochlore var. Chromium-bearing ClinochloreMg5(Al,Cr)2Si3O10(OH)8
Alⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Alⓘ Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Alⓘ Muscovite var. MaripositeK(Al,Cr)2(Al,Si)4O10(OH)2
SiSilicon
Siⓘ ClinochloreMg5Al(AlSi3O10)(OH)8
Siⓘ Clinochlore var. Chromium-bearing ClinochloreMg5(Al,Cr)2Si3O10(OH)8
Siⓘ KnorringiteMg3Cr23+(SiO4)3
Siⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Siⓘ Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Siⓘ QuartzSiO2
Siⓘ TalcMg3Si4O10(OH)2
Siⓘ UvaroviteCa3Cr23+(SiO4)3
Siⓘ Muscovite var. MaripositeK(Al,Cr)2(Al,Si)4O10(OH)2
Siⓘ Serpentine SubgroupD3[Si2O5](OH)4
SSulfur
Sⓘ ArsenopyriteFeAsS
Sⓘ BaryteBaSO4
Sⓘ BorniteCu5FeS4
Sⓘ ChalcopyriteCuFeS2
Sⓘ GalenaPbS
Sⓘ PyriteFeS2
Sⓘ SphaleriteZnS
Sⓘ StibniteSb2S3
KPotassium
Kⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Kⓘ Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Kⓘ Muscovite var. MaripositeK(Al,Cr)2(Al,Si)4O10(OH)2
CaCalcium
Caⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Caⓘ CalciteCaCO3
Caⓘ DolomiteCaMg(CO3)2
Caⓘ UvaroviteCa3Cr23+(SiO4)3
TiTitanium
Tiⓘ RedledgeiteBa(Ti64+Cr23+)O16
Tiⓘ RutileTiO2
CrChromium
Crⓘ ChromiteFe2+Cr23+O4
Crⓘ Clinochlore var. Chromium-bearing ClinochloreMg5(Al,Cr)2Si3O10(OH)8
Crⓘ KnorringiteMg3Cr23+(SiO4)3
Crⓘ MagnesiochromiteMgCr2O4
Crⓘ RedledgeiteBa(Ti64+Cr23+)O16
Crⓘ UvaroviteCa3Cr23+(SiO4)3
Crⓘ Muscovite var. MaripositeK(Al,Cr)2(Al,Si)4O10(OH)2
FeIron
Feⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Feⓘ ArsenopyriteFeAsS
Feⓘ BorniteCu5FeS4
Feⓘ ChalcopyriteCuFeS2
Feⓘ ChromiteFe2+Cr23+O4
Feⓘ HematiteFe2O3
Feⓘ Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Feⓘ PyriteFeS2
CuCopper
Cuⓘ BorniteCu5FeS4
Cuⓘ ChalcopyriteCuFeS2
Cuⓘ CupriteCu2O
Cuⓘ Native CopperCu
ZnZinc
Znⓘ SphaleriteZnS
AsArsenic
Asⓘ ArsenopyriteFeAsS
SbAntimony
Sbⓘ StibniteSb2S3
BaBarium
Baⓘ BaryteBaSO4
Baⓘ RedledgeiteBa(Ti64+Cr23+)O16
AuGold
Auⓘ Native GoldAu
PbLead
Pbⓘ GalenaPbS

Localities in this Region

USA
USA

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America PlateTectonic Plate
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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.
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