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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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Latitude & Longitude (WGS84):
39° 21' 33'' North , 120° 47' 53'' West
Latitude & Longitude (decimal):
39.35944,-120.79806
GeoHash:
G#: 9qfpgjjt3
GRN:
N27W67
Type:
Village
KΓΆppen 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):
964cee14-b7f6-4873-8f52-b4b655679e0f


A small populated place.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

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:

β“˜ Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
β“˜ Arsenopyrite
Formula: FeAsS
β“˜ 'Asbestos'
β“˜ Baryte
Formula: BaSO4
Localities:
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
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
Colour: White to creamy
Description: Bedded deposit.
β“˜ Bornite
Formula: Cu5FeS4
β“˜ Calcite
Formula: CaCO3
β“˜ Chalcopyrite
Formula: CuFeS2
β“˜ 'Chlorite Group'
β“˜ Chromite
Formula: Fe2+Cr3+2O4
Localities: Reported from at least 7 localities in this region.
β“˜ Clinochlore
Formula: Mg5Al(AlSi3O10)(OH)8
Description: Abundant. Associated with calcite crystals.
β“˜ Clinochlore var. Chromium-bearing Clinochlore
Formula: Mg5(Al,Cr)2Si3O10(OH)8
Description: Abundant. Associated with calcite crystals.
β“˜ Copper
Formula: Cu
β“˜ Cuprite
Formula: Cu2O
β“˜ Dolomite
Formula: CaMg(CO3)2
β“˜ Galena
Formula: PbS
β“˜ Gold
Formula: Au
Localities: Reported from at least 21 localities in this region.
Description: Superb specimens of crystallized gold from a pocket 1Β½ inches x 1Β½ inches (3.75 cm x 3.75 cm).
β“˜ Graphite
Formula: C
Description: Occurs as 26% of the deposit (26% C).
β“˜ Hematite
Formula: Fe2O3
β“˜ Knorringite
Formula: Mg3Cr2(SiO4)3
β“˜ Magnesiochromite
Formula: MgCr2O4
β“˜ Muscovite
Formula: KAl2(AlSi3O10)(OH)2
β“˜ Muscovite var. Mariposite
Formula: K(Al,Cr)2(Al,Si)4O10(OH)2
β“˜ Muscovite var. Phengite
Formula: KAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
β“˜ Pyrite
Formula: FeS2
β“˜ Quartz
Formula: SiO2
Localities: Reported from at least 17 localities in this region.
β“˜ Redledgeite (TL)
Formula: Ba(Ti4+6Cr3+2)O16
Type Locality:
Colour: Black
Description: Small, brilliant crystals with chromian clinochlore on chromite.
β“˜ Rutile
Formula: TiO2
Description: Chromian variety.
β“˜ 'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4
β“˜ Sphalerite
Formula: ZnS
β“˜ Stibnite
Formula: Sb2S3
β“˜ Talc
Formula: Mg3Si4O10(OH)2
β“˜ Uvarovite
Formula: Ca3Cr2(SiO4)3
Colour: Green
Description: Occurs as fine crystals coating chromite.

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
β“˜Gold1.AA.05Au
β“˜Copper1.AA.05Cu
β“˜Graphite1.CB.05aC
Group 2 - Sulphides and Sulfosalts
β“˜Bornite2.BA.15Cu5FeS4
β“˜Sphalerite2.CB.05aZnS
β“˜Chalcopyrite2.CB.10aCuFeS2
β“˜Galena2.CD.10PbS
β“˜Stibnite2.DB.05Sb2S3
β“˜Pyrite2.EB.05aFeS2
β“˜Arsenopyrite2.EB.20FeAsS
Group 4 - Oxides and Hydroxides
β“˜Cuprite4.AA.10Cu2O
β“˜Chromite4.BB.05Fe2+Cr3+2O4
β“˜Magnesiochromite4.BB.05MgCr2O4
β“˜Hematite4.CB.05Fe2O3
β“˜Quartz4.DA.05SiO2
β“˜Rutile4.DB.05TiO2
β“˜Redledgeite (TL)4.DK.05bBa(Ti4+6Cr3+2)O16
Group 5 - Nitrates and Carbonates
β“˜Calcite5.AB.05CaCO3
β“˜Ankerite5.AB.10Ca(Fe2+,Mg)(CO3)2
β“˜Dolomite5.AB.10CaMg(CO3)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
β“˜Baryte7.AD.35BaSO4
Group 9 - Silicates
β“˜Knorringite9.AD.25Mg3Cr2(SiO4)3
β“˜Uvarovite9.AD.25Ca3Cr2(SiO4)3
β“˜Talc9.EC.05Mg3Si4O10(OH)2
β“˜Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
β“˜var. Phengite9.EC.15KAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
β“˜var. Mariposite9.EC.15K(Al,Cr)2(Al,Si)4O10(OH)2
β“˜Clinochlore
var. Chromium-bearing Clinochlore		9.EC.55Mg5(Al,Cr)2Si3O10(OH)8
β“˜9.EC.55Mg5Al(AlSi3O10)(OH)8
Unclassified
β“˜'Chlorite Group'-
β“˜'Asbestos'-
β“˜'Serpentine Subgroup'-D3[Si2O5](OH)4

List of minerals for each chemical element

HHydrogen
Hβ“˜ ClinochloreMg5Al(AlSi3O10)(OH)8
Hβ“˜ Clinochlore var. Chromium-bearing ClinochloreMg5(Al,Cr)2Si3O10(OH)8
Hβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
Hβ“˜ Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Hβ“˜ TalcMg3Si4O10(OH)2
Hβ“˜ Muscovite var. MaripositeK(Al,Cr)2(Al,Si)4O10(OH)2
Hβ“˜ Serpentine SubgroupD3[Si2O5](OH)4
CCarbon
Cβ“˜ AnkeriteCa(Fe2+,Mg)(CO3)2
Cβ“˜ CalciteCaCO3
Cβ“˜ DolomiteCaMg(CO3)2
Cβ“˜ GraphiteC
OOxygen
Oβ“˜ AnkeriteCa(Fe2+,Mg)(CO3)2
Oβ“˜ BaryteBaSO4
Oβ“˜ CalciteCaCO3
Oβ“˜ ChromiteFe2+Cr23+O4
Oβ“˜ ClinochloreMg5Al(AlSi3O10)(OH)8
Oβ“˜ CupriteCu2O
Oβ“˜ DolomiteCaMg(CO3)2
Oβ“˜ HematiteFe2O3
Oβ“˜ Clinochlore var. Chromium-bearing ClinochloreMg5(Al,Cr)2Si3O10(OH)8
Oβ“˜ KnorringiteMg3Cr2(SiO4)3
Oβ“˜ MagnesiochromiteMgCr2O4
Oβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
Oβ“˜ Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Oβ“˜ QuartzSiO2
Oβ“˜ RedledgeiteBa(Ti64+Cr23+)O16
Oβ“˜ RutileTiO2
Oβ“˜ TalcMg3Si4O10(OH)2
Oβ“˜ UvaroviteCa3Cr2(SiO4)3
Oβ“˜ Muscovite var. MaripositeK(Al,Cr)2(Al,Si)4O10(OH)2
Oβ“˜ Serpentine SubgroupD3[Si2O5](OH)4
MgMagnesium
Mgβ“˜ AnkeriteCa(Fe2+,Mg)(CO3)2
Mgβ“˜ ClinochloreMg5Al(AlSi3O10)(OH)8
Mgβ“˜ DolomiteCaMg(CO3)2
Mgβ“˜ Clinochlore var. Chromium-bearing ClinochloreMg5(Al,Cr)2Si3O10(OH)8
Mgβ“˜ KnorringiteMg3Cr2(SiO4)3
Mgβ“˜ MagnesiochromiteMgCr2O4
Mgβ“˜ Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Mgβ“˜ TalcMg3Si4O10(OH)2
AlAluminium
Alβ“˜ ClinochloreMg5Al(AlSi3O10)(OH)8
Alβ“˜ Clinochlore var. Chromium-bearing ClinochloreMg5(Al,Cr)2Si3O10(OH)8
Alβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
Alβ“˜ Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Alβ“˜ Muscovite var. MaripositeK(Al,Cr)2(Al,Si)4O10(OH)2
SiSilicon
Siβ“˜ ClinochloreMg5Al(AlSi3O10)(OH)8
Siβ“˜ Clinochlore var. Chromium-bearing ClinochloreMg5(Al,Cr)2Si3O10(OH)8
Siβ“˜ KnorringiteMg3Cr2(SiO4)3
Siβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
Siβ“˜ Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Siβ“˜ QuartzSiO2
Siβ“˜ TalcMg3Si4O10(OH)2
Siβ“˜ UvaroviteCa3Cr2(SiO4)3
Siβ“˜ Muscovite var. MaripositeK(Al,Cr)2(Al,Si)4O10(OH)2
Siβ“˜ Serpentine SubgroupD3[Si2O5](OH)4
SSulfur
Sβ“˜ ArsenopyriteFeAsS
Sβ“˜ BaryteBaSO4
Sβ“˜ BorniteCu5FeS4
Sβ“˜ ChalcopyriteCuFeS2
Sβ“˜ GalenaPbS
Sβ“˜ PyriteFeS2
Sβ“˜ SphaleriteZnS
Sβ“˜ StibniteSb2S3
KPotassium
Kβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
Kβ“˜ Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Kβ“˜ Muscovite var. MaripositeK(Al,Cr)2(Al,Si)4O10(OH)2
CaCalcium
Caβ“˜ AnkeriteCa(Fe2+,Mg)(CO3)2
Caβ“˜ CalciteCaCO3
Caβ“˜ DolomiteCaMg(CO3)2
Caβ“˜ UvaroviteCa3Cr2(SiO4)3
TiTitanium
Tiβ“˜ RedledgeiteBa(Ti64+Cr23+)O16
Tiβ“˜ RutileTiO2
CrChromium
Crβ“˜ ChromiteFe2+Cr23+O4
Crβ“˜ Clinochlore var. Chromium-bearing ClinochloreMg5(Al,Cr)2Si3O10(OH)8
Crβ“˜ KnorringiteMg3Cr2(SiO4)3
Crβ“˜ MagnesiochromiteMgCr2O4
Crβ“˜ RedledgeiteBa(Ti64+Cr23+)O16
Crβ“˜ UvaroviteCa3Cr2(SiO4)3
Crβ“˜ Muscovite var. MaripositeK(Al,Cr)2(Al,Si)4O10(OH)2
FeIron
Feβ“˜ AnkeriteCa(Fe2+,Mg)(CO3)2
Feβ“˜ ArsenopyriteFeAsS
Feβ“˜ BorniteCu5FeS4
Feβ“˜ ChalcopyriteCuFeS2
Feβ“˜ ChromiteFe2+Cr23+O4
Feβ“˜ HematiteFe2O3
Feβ“˜ Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Feβ“˜ PyriteFeS2
CuCopper
Cuβ“˜ BorniteCu5FeS4
Cuβ“˜ ChalcopyriteCuFeS2
Cuβ“˜ CupriteCu2O
Cuβ“˜ CopperCu
ZnZinc
Znβ“˜ SphaleriteZnS
AsArsenic
Asβ“˜ ArsenopyriteFeAsS
SbAntimony
Sbβ“˜ StibniteSb2S3
BaBarium
Baβ“˜ BaryteBaSO4
Baβ“˜ RedledgeiteBa(Ti64+Cr23+)O16
AuGold
Auβ“˜ GoldAu
PbLead
Pbβ“˜ GalenaPbS

Localities in this Region

USA
USA

Other Regions, Features and Areas containing this locality

North America PlateTectonic Plate
USA

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