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Wharf Mine, Bald Mountain Mining District (Portland Mining District), Lawrence County, South Dakota, USAi
Regional Level Types
Wharf MineMine
Bald Mountain Mining District (Portland Mining District)Mining District
Lawrence CountyCounty
South DakotaState
USACountry

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PhotosMapsSearch
09191790017788145711894.jpg
Overview

Wharf Mine, Bald Mountain Mining District, Lawrence County, South Dakota, USA
06651470017533746512959.jpg
Zálesíite

Wharf Mine, Bald Mountain Mining District, Lawrence County, South Dakota, USA
02830370017799789306714.jpg
Autunite, etc.

Wharf Mine, Bald Mountain Mining District, Lawrence County, South Dakota, USA
02974190017788113331927.jpg
Overview

Wharf Mine, Bald Mountain Mining District, Lawrence County, South Dakota, USA
04717250017533029387539.jpg
Zálesíite

Wharf Mine, Bald Mountain Mining District, Lawrence County, South Dakota, USA
03742860017799038952293.jpg
Autunite, etc.

Wharf Mine, Bald Mountain Mining District, Lawrence County, South Dakota, USA
09191790017788145711894.jpg
Overview

Wharf Mine, Bald Mountain Mining District, Lawrence County, South Dakota, USA
06651470017533746512959.jpg
Zálesíite

Wharf Mine, Bald Mountain Mining District, Lawrence County, South Dakota, USA
Latitude & Longitude (WGS84):
44° 20' 54'' North , 103° 50' 18'' West
Latitude & Longitude (decimal):
44.34833,-103.83833
GRN:
N30W54
Type:
Mine
Köppen climate type:
Dfb : Warm-summer humid continental climate
Nearest Settlements:
PlacePopulationDistance
Central City130 (2017)5.6km
Lead2,999 (2017)5.8km
Deadwood1,258 (2017)9.2km
Spearfish11,283 (2017)15.9km
North Spearfish2,285 (2017)18.1km
Mindat Locality ID:
25006
Long-form identifier:
mindat:1:2:25006:0
GUID (UUID V4):
0


A gold mine.

Bald Mountain Mining Company (Trojan Mine; Trojan No. 4; Trojan Mining Company; Reliance Mine; South Dakota Mining Company; Bald Mountain Mine; Bald Mountain Mining Company Mine; Foley Ridge; Foley Mine; Annie Creek; Annie Creek / Foley Ridge; Portland Mining Company; Clinton Project).

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


35 valid minerals.

Detailed Mineral List:

ⓘ Albite
Formula: Na(AlSi3O8)
ⓘ Aluminocopiapite
Formula: Al2/3Fe3+4(SO4)6(OH)2 · 20H2O
ⓘ Anhydrite
Formula: CaSO4
ⓘ Arsenopyrite
Formula: FeAsS
ⓘ Autunite
Formula: Ca(UO2)2(PO4)2 · 10-12H2O
References:
Frank KarastiIdentified by Frank Karasti: Visual Identification, Visual (Fluorescence)
ⓘ Baryte
Formula: BaSO4
ⓘ Bromargyrite
Formula: AgBr
ⓘ Calcite
Formula: CaCO3
ⓘ 'Chlorite Group'
ⓘ Conichalcite
Formula: CaCu(AsO4)(OH)
ⓘ Crandallite
Formula: CaAl3(PO4)(PO3OH)(OH)6
ⓘ Dufrénite
Formula: Ca0.5Fe2+Fe3+5(PO4)4(OH)6 · 2H2O
ⓘ Fluorapatite
Formula: Ca5(PO4)3F
ⓘ Fluorite
Formula: CaF2
ⓘ Galena
Formula: PbS
ⓘ 'Glauconite'
Formula: K0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2
ⓘ Hollandite
Formula: Ba(Mn4+6Mn3+2)O16
ⓘ Jarosite
Formula: KFe3+3(SO4)2(OH)6
ⓘ Kaolinite
Formula: Al2(Si2O5)(OH)4
ⓘ 'K Feldspar'
ⓘ 'K Feldspar var. Adularia'
Formula: KAlSi3O8
ⓘ 'Limonite'
References:
Frank KarastiIdentified by Frank Karasti: Visual Identification, Visual (Fluorescence)
ⓘ Löllingite
Formula: FeAs2
ⓘ Meurigite-K
Formula: KFe3+8(PO4)6(OH)7 · 6.5H2O
ⓘ Microcline
Formula: K(AlSi3O8)
ⓘ Minyulite
Formula: KAl2(PO4)2F · 4H2O
ⓘ Montgomeryite
Formula: Ca4MgAl4(PO4)6(OH)4 · 12H2O
Colour: yellow
ⓘ Muscovite
Formula: KAl2(AlSi3O10)(OH)2
ⓘ Muscovite var. Illite
Formula: K0.65Al2.0[Al0.65Si3.35O10](OH)2
ⓘ Muscovite var. Sericite
Formula: KAl2(AlSi3O10)(OH)2
ⓘ Native Gold
Formula: Au
ⓘ Native Gold var. Electrum
Formula: (Au,Ag)
ⓘ Native Silver
Formula: Ag
ⓘ Nontronite
Formula: Na0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
References:
Tom Loomis
ⓘ Opal
Formula: SiO2 · nH2O
ⓘ Opal var. Opaline
Formula: SiO2 · nH2O
ⓘ Orthoclase
Formula: K(AlSi3O8)
ⓘ Pharmacosiderite
Formula: KFe3+4(AsO4)3(OH)4 · 6-7H2O
ⓘ Pyrite
Formula: FeS2
ⓘ Quartz
Formula: SiO2
ⓘ Quartz var. Chalcedony
Formula: SiO2
ⓘ 'Smectite Group'
Formula: A0.3D2-3[T4O10]Z2 · nH2O
ⓘ Sphalerite
Formula: ZnS
ⓘ Tridymite
Formula: SiO2
ⓘ Variscite
Formula: AlPO4 · 2H2O
ⓘ Zálesíite
Formula: CaCu6(AsO4)2(AsO3OH)(OH)6 · 3H2O

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Gold
var. Electrum		1.AA.05(Au,Ag)
ⓘ1.AA.05Au
ⓘNative Silver1.AA.05Ag
Group 2 - Sulphides and Sulfosalts
ⓘSphalerite2.CB.05aZnS
ⓘGalena2.CD.10PbS
ⓘPyrite2.EB.05aFeS2
ⓘLöllingite2.EB.15aFeAs2
ⓘArsenopyrite2.EB.20FeAsS
Group 3 - Halides
ⓘBromargyrite3.AA.15AgBr
ⓘFluorite3.AB.25CaF2
Group 4 - Oxides and Hydroxides
ⓘQuartz
var. Chalcedony		4.DA.05SiO2
ⓘ4.DA.05SiO2
ⓘOpal4.DA.10SiO2 · nH2O
ⓘvar. Opaline4.DA.10SiO2 · nH2O
ⓘTridymite4.DA.10SiO2
ⓘHollandite4.DK.05aBa(Mn4+6Mn3+2)O16
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘAnhydrite7.AD.30CaSO4
ⓘBaryte7.AD.35BaSO4
ⓘJarosite7.BC.10KFe3+3(SO4)2(OH)6
ⓘAluminocopiapite7.DB.35Al2/3Fe3+4(SO4)6(OH)2 · 20H2O
Group 8 - Phosphates, Arsenates and Vanadates
ⓘConichalcite8.BH.35CaCu(AsO4)(OH)
ⓘCrandallite8.BL.10CaAl3(PO4)(PO3OH)(OH)6
ⓘFluorapatite8.BN.05Ca5(PO4)3F
ⓘVariscite8.CD.10AlPO4 · 2H2O
ⓘMinyulite8.DH.05KAl2(PO4)2F · 4H2O
ⓘMontgomeryite8.DH.25Ca4MgAl4(PO4)6(OH)4 · 12H2O
ⓘMeurigite-K8.DJ.20KFe3+8(PO4)6(OH)7 · 6.5H2O
ⓘPharmacosiderite8.DK.10KFe3+4(AsO4)3(OH)4 · 6-7H2O
ⓘDufrénite8.DK.15Ca0.5Fe2+Fe3+5(PO4)4(OH)6 · 2H2O
ⓘZálesíite8.DL.15CaCu6(AsO4)2(AsO3OH)(OH)6 · 3H2O
ⓘAutunite8.EB.05Ca(UO2)2(PO4)2 · 10-12H2O
Group 9 - Silicates
ⓘMuscovite
var. Illite		9.EC.15K0.65Al2.0[Al0.65Si3.35O10](OH)2
ⓘ9.EC.15KAl2(AlSi3O10)(OH)2
ⓘvar. Sericite9.EC.15KAl2(AlSi3O10)(OH)2
ⓘNontronite9.EC.40Na0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
ⓘKaolinite9.ED.05Al2(Si2O5)(OH)4
ⓘMicrocline9.FA.30K(AlSi3O8)
ⓘOrthoclase9.FA.30K(AlSi3O8)
ⓘAlbite9.FA.35Na(AlSi3O8)
Unclassified
ⓘ'K Feldspar
var. Adularia'		-KAlSi3O8
ⓘ'Chlorite Group'-
ⓘ'Glauconite'-K0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2
ⓘ'Limonite'-
ⓘ'K Feldspar'-
ⓘ'Smectite Group'-A0.3D2-3[T4O10]Z2 · nH2O

List of minerals for each chemical element

HHydrogen
Hⓘ AluminocopiapiteAl2/3Fe43+(SO4)6(OH)2 · 20H2O
Hⓘ AutuniteCa(UO2)2(PO4)2 · 10-12H2O
Hⓘ ConichalciteCaCu(AsO4)(OH)
Hⓘ CrandalliteCaAl3(PO4)(PO3OH)(OH)6
Hⓘ DufréniteCa0.5Fe2+Fe53+(PO4)4(OH)6 · 2H2O
Hⓘ GlauconiteK0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2
Hⓘ Muscovite var. IlliteK0.65Al2.0[Al0.65Si3.35O10](OH)2
Hⓘ JarositeKFe33+(SO4)2(OH)6
Hⓘ KaoliniteAl2(Si2O5)(OH)4
Hⓘ MinyuliteKAl2(PO4)2F · 4H2O
Hⓘ MontgomeryiteCa4MgAl4(PO4)6(OH)4 · 12H2O
Hⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Hⓘ NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
Hⓘ OpalSiO2 · nH2O
Hⓘ Opal var. OpalineSiO2 · nH2O
Hⓘ PharmacosideriteKFe43+(AsO4)3(OH)4 · 6-7H2O
Hⓘ VarisciteAlPO4 · 2H2O
Hⓘ ZálesíiteCaCu6(AsO4)2(AsO3OH)(OH)6 · 3H2O
Hⓘ Meurigite-KKFe83+(PO4)6(OH)7 · 6.5H2O
Hⓘ Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
Hⓘ Smectite GroupA0.3D2-3[T4O10]Z2 · nH2O
CCarbon
Cⓘ CalciteCaCO3
OOxygen
Oⓘ K Feldspar var. AdulariaKAlSi3O8
Oⓘ AluminocopiapiteAl2/3Fe43+(SO4)6(OH)2 · 20H2O
Oⓘ AlbiteNa(AlSi3O8)
Oⓘ AnhydriteCaSO4
Oⓘ AutuniteCa(UO2)2(PO4)2 · 10-12H2O
Oⓘ BaryteBaSO4
Oⓘ CalciteCaCO3
Oⓘ Quartz var. ChalcedonySiO2
Oⓘ ConichalciteCaCu(AsO4)(OH)
Oⓘ CrandalliteCaAl3(PO4)(PO3OH)(OH)6
Oⓘ DufréniteCa0.5Fe2+Fe53+(PO4)4(OH)6 · 2H2O
Oⓘ FluorapatiteCa5(PO4)3F
Oⓘ GlauconiteK0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2
Oⓘ HollanditeBa(Mn64+Mn23+)O16
Oⓘ Muscovite var. IlliteK0.65Al2.0[Al0.65Si3.35O10](OH)2
Oⓘ JarositeKFe33+(SO4)2(OH)6
Oⓘ KaoliniteAl2(Si2O5)(OH)4
Oⓘ MicroclineK(AlSi3O8)
Oⓘ MinyuliteKAl2(PO4)2F · 4H2O
Oⓘ MontgomeryiteCa4MgAl4(PO4)6(OH)4 · 12H2O
Oⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Oⓘ NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
Oⓘ OpalSiO2 · nH2O
Oⓘ Opal var. OpalineSiO2 · nH2O
Oⓘ OrthoclaseK(AlSi3O8)
Oⓘ PharmacosideriteKFe43+(AsO4)3(OH)4 · 6-7H2O
Oⓘ QuartzSiO2
Oⓘ TridymiteSiO2
Oⓘ VarisciteAlPO4 · 2H2O
Oⓘ ZálesíiteCaCu6(AsO4)2(AsO3OH)(OH)6 · 3H2O
Oⓘ Meurigite-KKFe83+(PO4)6(OH)7 · 6.5H2O
Oⓘ Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
Oⓘ Smectite GroupA0.3D2-3[T4O10]Z2 · nH2O
FFluorine
Fⓘ FluorapatiteCa5(PO4)3F
Fⓘ FluoriteCaF2
Fⓘ MinyuliteKAl2(PO4)2F · 4H2O
NaSodium
Naⓘ AlbiteNa(AlSi3O8)
Naⓘ NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
MgMagnesium
Mgⓘ GlauconiteK0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2
Mgⓘ MontgomeryiteCa4MgAl4(PO4)6(OH)4 · 12H2O
AlAluminium
Alⓘ K Feldspar var. AdulariaKAlSi3O8
Alⓘ AluminocopiapiteAl2/3Fe43+(SO4)6(OH)2 · 20H2O
Alⓘ AlbiteNa(AlSi3O8)
Alⓘ CrandalliteCaAl3(PO4)(PO3OH)(OH)6
Alⓘ GlauconiteK0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2
Alⓘ Muscovite var. IlliteK0.65Al2.0[Al0.65Si3.35O10](OH)2
Alⓘ KaoliniteAl2(Si2O5)(OH)4
Alⓘ MicroclineK(AlSi3O8)
Alⓘ MinyuliteKAl2(PO4)2F · 4H2O
Alⓘ MontgomeryiteCa4MgAl4(PO4)6(OH)4 · 12H2O
Alⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Alⓘ NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
Alⓘ OrthoclaseK(AlSi3O8)
Alⓘ VarisciteAlPO4 · 2H2O
Alⓘ Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
SiSilicon
Siⓘ K Feldspar var. AdulariaKAlSi3O8
Siⓘ AlbiteNa(AlSi3O8)
Siⓘ Quartz var. ChalcedonySiO2
Siⓘ GlauconiteK0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2
Siⓘ Muscovite var. IlliteK0.65Al2.0[Al0.65Si3.35O10](OH)2
Siⓘ KaoliniteAl2(Si2O5)(OH)4
Siⓘ MicroclineK(AlSi3O8)
Siⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Siⓘ NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
Siⓘ OpalSiO2 · nH2O
Siⓘ Opal var. OpalineSiO2 · nH2O
Siⓘ OrthoclaseK(AlSi3O8)
Siⓘ QuartzSiO2
Siⓘ TridymiteSiO2
Siⓘ Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
PPhosphorus
Pⓘ AutuniteCa(UO2)2(PO4)2 · 10-12H2O
Pⓘ CrandalliteCaAl3(PO4)(PO3OH)(OH)6
Pⓘ DufréniteCa0.5Fe2+Fe53+(PO4)4(OH)6 · 2H2O
Pⓘ FluorapatiteCa5(PO4)3F
Pⓘ MinyuliteKAl2(PO4)2F · 4H2O
Pⓘ MontgomeryiteCa4MgAl4(PO4)6(OH)4 · 12H2O
Pⓘ VarisciteAlPO4 · 2H2O
Pⓘ Meurigite-KKFe83+(PO4)6(OH)7 · 6.5H2O
SSulfur
Sⓘ AluminocopiapiteAl2/3Fe43+(SO4)6(OH)2 · 20H2O
Sⓘ AnhydriteCaSO4
Sⓘ ArsenopyriteFeAsS
Sⓘ BaryteBaSO4
Sⓘ GalenaPbS
Sⓘ JarositeKFe33+(SO4)2(OH)6
Sⓘ PyriteFeS2
Sⓘ SphaleriteZnS
KPotassium
Kⓘ K Feldspar var. AdulariaKAlSi3O8
Kⓘ GlauconiteK0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2
Kⓘ Muscovite var. IlliteK0.65Al2.0[Al0.65Si3.35O10](OH)2
Kⓘ JarositeKFe33+(SO4)2(OH)6
Kⓘ MicroclineK(AlSi3O8)
Kⓘ MinyuliteKAl2(PO4)2F · 4H2O
Kⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Kⓘ OrthoclaseK(AlSi3O8)
Kⓘ PharmacosideriteKFe43+(AsO4)3(OH)4 · 6-7H2O
Kⓘ Meurigite-KKFe83+(PO4)6(OH)7 · 6.5H2O
Kⓘ Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
CaCalcium
Caⓘ AnhydriteCaSO4
Caⓘ AutuniteCa(UO2)2(PO4)2 · 10-12H2O
Caⓘ CalciteCaCO3
Caⓘ ConichalciteCaCu(AsO4)(OH)
Caⓘ CrandalliteCaAl3(PO4)(PO3OH)(OH)6
Caⓘ DufréniteCa0.5Fe2+Fe53+(PO4)4(OH)6 · 2H2O
Caⓘ FluorapatiteCa5(PO4)3F
Caⓘ FluoriteCaF2
Caⓘ MontgomeryiteCa4MgAl4(PO4)6(OH)4 · 12H2O
Caⓘ ZálesíiteCaCu6(AsO4)2(AsO3OH)(OH)6 · 3H2O
MnManganese
Mnⓘ HollanditeBa(Mn64+Mn23+)O16
FeIron
Feⓘ AluminocopiapiteAl2/3Fe43+(SO4)6(OH)2 · 20H2O
Feⓘ ArsenopyriteFeAsS
Feⓘ DufréniteCa0.5Fe2+Fe53+(PO4)4(OH)6 · 2H2O
Feⓘ GlauconiteK0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2
Feⓘ JarositeKFe33+(SO4)2(OH)6
Feⓘ LöllingiteFeAs2
Feⓘ NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
Feⓘ PharmacosideriteKFe43+(AsO4)3(OH)4 · 6-7H2O
Feⓘ PyriteFeS2
Feⓘ Meurigite-KKFe83+(PO4)6(OH)7 · 6.5H2O
CuCopper
Cuⓘ ConichalciteCaCu(AsO4)(OH)
Cuⓘ ZálesíiteCaCu6(AsO4)2(AsO3OH)(OH)6 · 3H2O
ZnZinc
Znⓘ SphaleriteZnS
AsArsenic
Asⓘ ArsenopyriteFeAsS
Asⓘ ConichalciteCaCu(AsO4)(OH)
Asⓘ LöllingiteFeAs2
Asⓘ PharmacosideriteKFe43+(AsO4)3(OH)4 · 6-7H2O
Asⓘ ZálesíiteCaCu6(AsO4)2(AsO3OH)(OH)6 · 3H2O
BrBromine
Brⓘ BromargyriteAgBr
AgSilver
Agⓘ BromargyriteAgBr
Agⓘ Native Gold var. Electrum(Au,Ag)
Agⓘ Native SilverAg
BaBarium
Baⓘ BaryteBaSO4
Baⓘ HollanditeBa(Mn64+Mn23+)O16
AuGold
Auⓘ Native Gold var. Electrum(Au,Ag)
Auⓘ Native GoldAu
PbLead
Pbⓘ GalenaPbS
UUranium
Uⓘ AutuniteCa(UO2)2(PO4)2 · 10-12H2O

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, 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

USGS Mineral Yearbook (1996) Gold
Loomis, T. (2011) News from the Black Hills, South Dakota. Mineral News.
Wharf Resources, Inc. and RESPEC (2011), Wharf expansion project, conditional use permit application, Topical Report RSI-2196. 104 pp.
PEDRAZA ROJAS, Johana Margaret, HOLLEY, Elizabeth, WENDLANDT, Richard, PFAFF, Katharina and RASMUSSEN, Hans (2016) Geologic Control on Alteration and Mineralization of the Wharf Mine, South Dakota. Geological Society of America Abstracts with Programs. Vol. 48, No. 7
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