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Copperopolis, Foothill Copper Belt, Calaveras County, California, USAi
Regional Level Types
Copperopolis- not defined -
Foothill Copper BeltBelt
Calaveras CountyCounty
CaliforniaState
USACountry

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Latitude & Longitude (WGS84):
37° 58' 52'' North , 120° 38' 27'' West
Latitude & Longitude (decimal):
Nearest Settlements:
PlacePopulationDistance
Copperopolis3,671 (2011)0.1km
Angels Camp2,677 (2012)13.1km
Tuttletown668 (2011)15.9km
Vallecito442 (2011)19.0km
Jamestown3,433 (2011)19.4km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Calaveras Gem & Mineral SocietyAngels Camp, California13km
Amador County Gem & Mineral SocietySutter Creek, California48km
Mother Lode Mineral SocietyModesto, California49km
Mindat Locality ID:
24965
Long-form identifier:
mindat:1:2:24965:7
GUID (UUID V4):
64bcc074-f5d9-4583-bae7-fe20e07eca63


History

From its beginnings in 1860 to the end of World War II, Copperopolis has been directly related to and affected by the extraction and production of copper ore. Copper was first discovered in the area in 1860 by Hiram Hughes on Gopher Ridge at Quail Hill, and a few months later at the Napoleon Mine on Hog Hill, about six miles southwest of Copperopolis. Shortly thereafter a copper-bearing β€œgossan” was discovered by W.K. Reed and Thomas McCarty in the Copper CaΓ±on Mining District, on the Union Copper Claim, and a short time later a second strike was made on the Keystone Claim. Other important claims included the Calaveras and the Empire. One year later the community that developed around the strikes became known as Copperopolis, the name derived from the word β€œcopper,” plus the Greek word β€œpolis” meaning city.

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

29 valid minerals.

Detailed Mineral List:

β“˜ Andalusite
Formula: Al2(SiO4)O
β“˜ Azurite
Formula: Cu3(CO3)2(OH)2
Description: Occurs in several mines in the group.
β“˜ Baryte
Formula: BaSO4
β“˜ Bornite
Formula: Cu5FeS4
β“˜ Brochantite
Formula: Cu4(SO4)(OH)6
Colour: Dark green
Description: Occurs as druses of small crystals.
β“˜ Calcite
Formula: CaCO3
β“˜ Chalcanthite
Formula: CuSO4 · 5H2O
Description: Encrustations not uncommon.
β“˜ Chalcopyrite
Formula: CuFeS2
Localities: Reported from at least 6 localities in this region.
References:
β“˜ 'Chlorite Group'
β“˜ Chromite
Formula: Fe2+Cr3+2O4
β“˜ Copper
Formula: Cu
References:
β“˜ Covellite
Formula: CuS
Description: Formed by replacement of sphalerite.
β“˜ Cuprite
Formula: Cu2O
β“˜ Epidote
Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
β“˜ Galena
Formula: PbS
β“˜ Gold
Formula: Au
β“˜ Hematite
Formula: Fe2O3
β“˜ Ilmenite
Formula: Fe2+TiO3
β“˜ 'Jasper'
β“˜ Magnesiochromite
Formula: MgCr2O4
β“˜ Malachite
Formula: Cu2(CO3)(OH)2
β“˜ Muscovite
Formula: KAl2(AlSi3O10)(OH)2
β“˜ Muscovite var. Sericite
Formula: KAl2(AlSi3O10)(OH)2
β“˜ Pyrite
Formula: FeS2
β“˜ Quartz
Formula: SiO2
Localities: Reported from at least 6 localities in this region.
β“˜ Reevesite
Formula: Ni6Fe3+2(OH)16(CO3) · 4H2O
Colour: Greenish yellow
Description: Occurs as flakes and powdery coatings on serpentine.
β“˜ Rutile
Formula: TiO2
β“˜ 'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4
β“˜ Sphalerite
Formula: ZnS
β“˜ Talc
Formula: Mg3Si4O10(OH)2
Description: Occurs as talcose serpentine.
β“˜ Tenorite
Formula: CuO
β“˜ Titanite
Formula: CaTi(SiO4)O
β“˜ Vivianite
Formula: Fe2+Fe2+2(PO4)2 · 8H2O

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
β“˜Gold1.AA.05Au
β“˜Copper1.AA.05Cu
Group 2 - Sulphides and Sulfosalts
β“˜Bornite2.BA.15Cu5FeS4
β“˜Covellite2.CA.05aCuS
β“˜Sphalerite2.CB.05aZnS
β“˜Chalcopyrite2.CB.10aCuFeS2
β“˜Galena2.CD.10PbS
β“˜Pyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
β“˜Cuprite4.AA.10Cu2O
β“˜Tenorite4.AB.10CuO
β“˜Magnesiochromite4.BB.05MgCr2O4
β“˜Chromite4.BB.05Fe2+Cr3+2O4
β“˜Ilmenite4.CB.05Fe2+TiO3
β“˜Hematite4.CB.05Fe2O3
β“˜Quartz4.DA.05SiO2
β“˜Rutile4.DB.05TiO2
Group 5 - Nitrates and Carbonates
β“˜Calcite5.AB.05CaCO3
β“˜Azurite5.BA.05Cu3(CO3)2(OH)2
β“˜Malachite5.BA.10Cu2(CO3)(OH)2
β“˜Reevesite5.DA.50Ni6Fe3+2(OH)16(CO3) Β· 4H2O
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
β“˜Baryte7.AD.35BaSO4
β“˜Brochantite7.BB.25Cu4(SO4)(OH)6
β“˜Chalcanthite7.CB.20CuSO4 Β· 5H2O
Group 8 - Phosphates, Arsenates and Vanadates
β“˜Vivianite8.CE.40Fe2+Fe2+2(PO4)2 Β· 8H2O
Group 9 - Silicates
β“˜Andalusite9.AF.10Al2(SiO4)O
β“˜Titanite9.AG.15CaTi(SiO4)O
β“˜Epidote9.BG.05a(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
β“˜Talc9.EC.05Mg3Si4O10(OH)2
β“˜Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
β“˜var. Sericite9.EC.15KAl2(AlSi3O10)(OH)2
Unclassified
β“˜'Jasper'-
β“˜'Chlorite Group'-
β“˜'Serpentine Subgroup'-D3[Si2O5](OH)4

List of minerals for each chemical element

HHydrogen
Hβ“˜ AzuriteCu3(CO3)2(OH)2
Hβ“˜ BrochantiteCu4(SO4)(OH)6
Hβ“˜ ChalcanthiteCuSO4 · 5H2O
Hβ“˜ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Hβ“˜ MalachiteCu2(CO3)(OH)2
Hβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
Hβ“˜ ReevesiteNi6Fe23+(OH)16(CO3) · 4H2O
Hβ“˜ TalcMg3Si4O10(OH)2
Hβ“˜ VivianiteFe2+Fe22+(PO4)2 · 8H2O
Hβ“˜ Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
Hβ“˜ Serpentine SubgroupD3[Si2O5](OH)4
CCarbon
Cβ“˜ AzuriteCu3(CO3)2(OH)2
Cβ“˜ CalciteCaCO3
Cβ“˜ MalachiteCu2(CO3)(OH)2
Cβ“˜ ReevesiteNi6Fe23+(OH)16(CO3) · 4H2O
OOxygen
Oβ“˜ AndalusiteAl2(SiO4)O
Oβ“˜ AzuriteCu3(CO3)2(OH)2
Oβ“˜ BaryteBaSO4
Oβ“˜ BrochantiteCu4(SO4)(OH)6
Oβ“˜ CalciteCaCO3
Oβ“˜ ChalcanthiteCuSO4 · 5H2O
Oβ“˜ ChromiteFe2+Cr23+O4
Oβ“˜ CupriteCu2O
Oβ“˜ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Oβ“˜ HematiteFe2O3
Oβ“˜ IlmeniteFe2+TiO3
Oβ“˜ MagnesiochromiteMgCr2O4
Oβ“˜ MalachiteCu2(CO3)(OH)2
Oβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
Oβ“˜ QuartzSiO2
Oβ“˜ ReevesiteNi6Fe23+(OH)16(CO3) · 4H2O
Oβ“˜ RutileTiO2
Oβ“˜ TalcMg3Si4O10(OH)2
Oβ“˜ TenoriteCuO
Oβ“˜ TitaniteCaTi(SiO4)O
Oβ“˜ VivianiteFe2+Fe22+(PO4)2 · 8H2O
Oβ“˜ Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
Oβ“˜ Serpentine SubgroupD3[Si2O5](OH)4
MgMagnesium
Mgβ“˜ MagnesiochromiteMgCr2O4
Mgβ“˜ TalcMg3Si4O10(OH)2
AlAluminium
Alβ“˜ AndalusiteAl2(SiO4)O
Alβ“˜ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Alβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
Alβ“˜ Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
SiSilicon
Siβ“˜ AndalusiteAl2(SiO4)O
Siβ“˜ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Siβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
Siβ“˜ QuartzSiO2
Siβ“˜ TalcMg3Si4O10(OH)2
Siβ“˜ TitaniteCaTi(SiO4)O
Siβ“˜ Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
Siβ“˜ Serpentine SubgroupD3[Si2O5](OH)4
PPhosphorus
Pβ“˜ VivianiteFe2+Fe22+(PO4)2 · 8H2O
SSulfur
Sβ“˜ BaryteBaSO4
Sβ“˜ BorniteCu5FeS4
Sβ“˜ BrochantiteCu4(SO4)(OH)6
Sβ“˜ ChalcopyriteCuFeS2
Sβ“˜ ChalcanthiteCuSO4 · 5H2O
Sβ“˜ CovelliteCuS
Sβ“˜ GalenaPbS
Sβ“˜ PyriteFeS2
Sβ“˜ SphaleriteZnS
KPotassium
Kβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
Kβ“˜ Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
CaCalcium
Caβ“˜ CalciteCaCO3
Caβ“˜ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Caβ“˜ TitaniteCaTi(SiO4)O
TiTitanium
Tiβ“˜ IlmeniteFe2+TiO3
Tiβ“˜ RutileTiO2
Tiβ“˜ TitaniteCaTi(SiO4)O
CrChromium
Crβ“˜ ChromiteFe2+Cr23+O4
Crβ“˜ MagnesiochromiteMgCr2O4
FeIron
Feβ“˜ BorniteCu5FeS4
Feβ“˜ ChalcopyriteCuFeS2
Feβ“˜ ChromiteFe2+Cr23+O4
Feβ“˜ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Feβ“˜ HematiteFe2O3
Feβ“˜ IlmeniteFe2+TiO3
Feβ“˜ PyriteFeS2
Feβ“˜ ReevesiteNi6Fe23+(OH)16(CO3) · 4H2O
Feβ“˜ VivianiteFe2+Fe22+(PO4)2 · 8H2O
NiNickel
Niβ“˜ ReevesiteNi6Fe23+(OH)16(CO3) · 4H2O
CuCopper
Cuβ“˜ AzuriteCu3(CO3)2(OH)2
Cuβ“˜ BorniteCu5FeS4
Cuβ“˜ BrochantiteCu4(SO4)(OH)6
Cuβ“˜ ChalcopyriteCuFeS2
Cuβ“˜ ChalcanthiteCuSO4 · 5H2O
Cuβ“˜ CovelliteCuS
Cuβ“˜ CupriteCu2O
Cuβ“˜ CopperCu
Cuβ“˜ MalachiteCu2(CO3)(OH)2
Cuβ“˜ TenoriteCuO
ZnZinc
Znβ“˜ SphaleriteZnS
BaBarium
Baβ“˜ BaryteBaSO4
AuGold
Auβ“˜ GoldAu
PbLead
Pbβ“˜ GalenaPbS

Localities in this Region

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References

 
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