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Continental pit (Continental East pit; East Berkeley pit), Silver Bow Park, East Ridge, Butte District (Summit Valley District), Silver Bow Co., Montana, USAi
Regional Level Types
Continental pit (Continental East pit; East Berkeley pit)Pit
Silver Bow ParkPark
East Ridge- not defined -
Butte District (Summit Valley District)Mining District
Silver Bow Co.County
MontanaState
USACountry

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Key
Lock Map
Latitude & Longitude (WGS84): 46° 0' 39'' North , 112° 28' 48'' West
Latitude & Longitude (decimal): 46.01083,-112.48000
GeoHash:G#: c80jb2n8d
Locality type:Pit
Köppen climate type:BSk : Cold semi-arid (steppe) climate
Nearest Settlements:
PlacePopulationDistance
Butte34,190 (2011)4.3km
Walkerville700 (2017)5.0km
Butte-Silver Bow (Balance)33,525 (2013)18.3km
Warm Springs3,000 (2013)30.2km
Basin212 (2011)33.4km


Commodities (Major) - Silver, Zinc, Copper; (Minor) - Lead, Molybdenum
Development Status: Past Producer
Structure: Boulder Batholith, Series Of Strong N - S, Steep, Normal Faults
Host Rock: Quartz Monzonite

Regions containing this locality

North America PlateTectonic Plate
Rocky Mountains, North AmericaMountain Range

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.


Mineral List


38 valid minerals.

Rock Types Recorded

Note: this is a very new system on mindat.org and data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Alunite
Formula: KAl3(SO4)2(OH)6
Reference: Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.
Anhydrite
Formula: CaSO4
Reference: Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.
Azurite
Formula: Cu3(CO3)2(OH)2
Reference: Mineralogical Record 33:1
'Biotite'
Reference: Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.
Bornite
Formula: Cu5FeS4
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Cerussite
Formula: PbCO3
Reference: Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.
Chalcocite
Formula: Cu2S
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Chalcopyrite
Formula: CuFeS2
Reference: Mineralogical Record 33:1; U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
'Chlorite Group'
Reference: Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.
Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Reference: Mineralogical Record 33:1; U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Copper
Formula: Cu
Reference: Mineralogical Record 33:1
Cornwallite
Formula: Cu5(AsO4)2(OH)4
Reference: Mineralogical Record 33:1
Covellite
Formula: CuS
Reference: Mineralogical Record 33:1
Cuprite
Formula: Cu2O
Reference: Mineralogical Record 33:1
Digenite
Formula: Cu9S5
Reference: Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.
Enargite
Formula: Cu3AsS4
Reference: Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.
Fluorite
Formula: CaF2
Reference: Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.
Galena
Formula: PbS
Reference: Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.
Goethite
Formula: α-Fe3+O(OH)
Reference: Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.
Gypsum
Formula: CaSO4 · 2H2O
Reference: Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.
Hematite
Formula: Fe2O3
Reference: Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.
Hematite var: Specularite
Formula: Fe2O3
Reference: Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.
Hydrozincite
Formula: Zn5(CO3)2(OH)6
Reference: Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.
Jarosite
Formula: KFe3+ 3(SO4)2(OH)6
Reference: Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.
Kaolinite
Formula: Al2(Si2O5)(OH)4
Reference: Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.
Libethenite
Formula: Cu2(PO4)(OH)
Reference: Mineralogical Record 33:1
'Limonite'
Formula: (Fe,O,OH,H2O)
Reference: Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.
Magnetite
Formula: Fe2+Fe3+2O4
Reference: Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.
Malachite
Formula: Cu2(CO3)(OH)2
Reference: Mineralogical Record 33:1; U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Molybdenite
Formula: MoS2
Reference: Mineralogical Record 33:1; U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Reference: Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.
Muscovite var: Sericite
Formula: KAl2(AlSi3O10)(OH)2
Reference: Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.
Powellite
Formula: Ca(MoO4)
Reference: Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.
'Psilomelane'
Reference: Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.
Pyrite
Formula: FeS2
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Pyrophyllite
Formula: Al2Si4O10(OH)2
Reference: Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.
Quartz
Formula: SiO2
Reference: Mineralogical Record 33:1
Rhodochrosite
Formula: MnCO3
Reference: Mineralogical Record 33:1
Siderite
Formula: FeCO3
Reference: Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.
Smithsonite
Formula: ZnCO3
Reference: Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.
Sphalerite
Formula: ZnS
Reference: Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.
Tennantite
Formula: Cu6[Cu4(Fe,Zn)2]As4S13
Reference: Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.
Tenorite
Formula: CuO
Reference: Mineralogical Record 33:1
Tetrahedrite
Formula: Cu6[Cu4(Fe,Zn)2]Sb4S13
Reference: Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.
'Wad'
Reference: Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Copper1.AA.05Cu
Group 2 - Sulphides and Sulfosalts
Bornite2.BA.15Cu5FeS4
Chalcocite2.BA.05Cu2S
Chalcopyrite2.CB.10aCuFeS2
Covellite2.CA.05aCuS
Digenite2.BA.10Cu9S5
Enargite2.KA.05Cu3AsS4
Galena2.CD.10PbS
Molybdenite2.EA.30MoS2
Pyrite2.EB.05aFeS2
Sphalerite2.CB.05aZnS
Tennantite2.GB.05Cu6[Cu4(Fe,Zn)2]As4S13
Tetrahedrite2.GB.05Cu6[Cu4(Fe,Zn)2]Sb4S13
Group 3 - Halides
Fluorite3.AB.25CaF2
Group 4 - Oxides and Hydroxides
Cuprite4.AA.10Cu2O
Goethite4.00.α-Fe3+O(OH)
Hematite4.CB.05Fe2O3
var: Specularite4.CB.05Fe2O3
Magnetite4.BB.05Fe2+Fe3+2O4
Quartz4.DA.05SiO2
Tenorite4.AB.10CuO
Group 5 - Nitrates and Carbonates
Azurite5.BA.05Cu3(CO3)2(OH)2
Cerussite5.AB.15PbCO3
Hydrozincite5.BA.15Zn5(CO3)2(OH)6
Malachite5.BA.10Cu2(CO3)(OH)2
Rhodochrosite5.AB.05MnCO3
Siderite5.AB.05FeCO3
Smithsonite5.AB.05ZnCO3
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Alunite7.BC.10KAl3(SO4)2(OH)6
Anhydrite7.AD.30CaSO4
Gypsum7.CD.40CaSO4 · 2H2O
Jarosite7.BC.10KFe3+ 3(SO4)2(OH)6
Powellite7.GA.05Ca(MoO4)
Group 8 - Phosphates, Arsenates and Vanadates
Cornwallite8.BD.05Cu5(AsO4)2(OH)4
Libethenite8.BB.30Cu2(PO4)(OH)
Group 9 - Silicates
Chrysocolla9.ED.20Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Kaolinite9.ED.05Al2(Si2O5)(OH)4
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
var: Sericite9.EC.15KAl2(AlSi3O10)(OH)2
Pyrophyllite9.EC.10Al2Si4O10(OH)2
Unclassified Minerals, Rocks, etc.
'Biotite'-
'Chlorite Group'-
'Limonite'-(Fe,O,OH,H2O)
'Psilomelane'-
'Wad'-

List of minerals arranged by Dana 8th Edition classification

Group 1 - NATIVE ELEMENTS AND ALLOYS
Metals, other than the Platinum Group
Copper1.1.1.3Cu
Group 2 - SULFIDES
AmBnXp, with (m+n):p = 2:1
Chalcocite2.4.7.1Cu2S
Digenite2.4.7.3Cu9S5
AmBnXp, with (m+n):p = 3:2
Bornite2.5.2.1Cu5FeS4
AmXp, with m:p = 1:1
Covellite2.8.12.1CuS
Galena2.8.1.1PbS
Sphalerite2.8.2.1ZnS
AmBnXp, with (m+n):p = 1:1
Chalcopyrite2.9.1.1CuFeS2
AmBnXp, with (m+n):p = 1:2
Molybdenite2.12.10.1MoS2
Pyrite2.12.1.1FeS2
Group 3 - SULFOSALTS
ø = 4
Enargite3.2.1.1Cu3AsS4
3 <ø < 4
Tennantite3.3.6.2Cu6[Cu4(Fe,Zn)2]As4S13
Tetrahedrite3.3.6.1Cu6[Cu4(Fe,Zn)2]Sb4S13
Group 4 - SIMPLE OXIDES
A2X
Cuprite4.1.1.1Cu2O
AX
Tenorite4.2.3.1CuO
A2X3
Hematite4.3.1.2Fe2O3
Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL
XO(OH)
Goethite6.1.1.2α-Fe3+O(OH)
Group 7 - MULTIPLE OXIDES
AB2X4
Magnetite7.2.2.3Fe2+Fe3+2O4
Group 9 - NORMAL HALIDES
AX2
Fluorite9.2.1.1CaF2
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Cerussite14.1.3.4PbCO3
Rhodochrosite14.1.1.4MnCO3
Siderite14.1.1.3FeCO3
Smithsonite14.1.1.6ZnCO3
Group 16a - ANHYDROUS CARBONATES CONTAINING HYDROXYL OR HALOGEN
Azurite16a.2.1.1Cu3(CO3)2(OH)2
Malachite16a.3.1.1Cu2(CO3)(OH)2
Hydrozincite16a.4.1.1Zn5(CO3)2(OH)6
Group 28 - ANHYDROUS ACID AND NORMAL SULFATES
AXO4
Anhydrite28.3.2.1CaSO4
Group 29 - HYDRATED ACID AND NORMAL SULFATES
AXO4·xH2O
Gypsum29.6.3.1CaSO4 · 2H2O
Group 30 - ANHYDROUS SULFATES CONTAINING HYDROXYL OR HALOGEN
(AB)2(XO4)Zq
Alunite30.2.4.1KAl3(SO4)2(OH)6
Jarosite30.2.5.1KFe3+ 3(SO4)2(OH)6
Group 41 - ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
(AB)5(XO4)2Zq
Cornwallite41.4.2.2Cu5(AsO4)2(OH)4
A2(XO4)Zq
Libethenite41.6.6.2Cu2(PO4)(OH)
Group 48 - ANHYDROUS MOLYBDATES AND TUNGSTATES
AXO4
Powellite48.1.2.2Ca(MoO4)
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Muscovite71.2.2a.1KAl2(AlSi3O10)(OH)2
Pyrophyllite71.2.1.1Al2Si4O10(OH)2
Group 74 - PHYLLOSILICATES Modulated Layers
Modulated Layers with joined strips
Chrysocolla74.3.2.1Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals, Mixtures, etc.
'Biotite'-
'Chlorite Group'-
Hematite
var: Specularite
-Fe2O3
Kaolinite-Al2(Si2O5)(OH)4
'Limonite'-(Fe,O,OH,H2O)
Muscovite
var: Sericite
-KAl2(AlSi3O10)(OH)2
'Psilomelane'-
'Wad'-

List of minerals for each chemical element

HHydrogen
H AzuriteCu3(CO3)2(OH)2
H MalachiteCu2(CO3)(OH)2
H ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
H CornwalliteCu5(AsO4)2(OH)4
H LibetheniteCu2(PO4)(OH)
H AluniteKAl3(SO4)2(OH)6
H GypsumCaSO4 · 2H2O
H Goethiteα-Fe3+O(OH)
H Limonite(Fe,O,OH,H2O)
H JarositeKFe3+ 3(SO4)2(OH)6
H KaoliniteAl2(Si2O5)(OH)4
H PyrophylliteAl2Si4O10(OH)2
H Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
H HydrozinciteZn5(CO3)2(OH)6
H MuscoviteKAl2(AlSi3O10)(OH)2
CCarbon
C AzuriteCu3(CO3)2(OH)2
C MalachiteCu2(CO3)(OH)2
C RhodochrositeMnCO3
C CerussitePbCO3
C SideriteFeCO3
C SmithsoniteZnCO3
C HydrozinciteZn5(CO3)2(OH)6
OOxygen
O AzuriteCu3(CO3)2(OH)2
O MalachiteCu2(CO3)(OH)2
O CupriteCu2O
O QuartzSiO2
O ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
O TenoriteCuO
O CornwalliteCu5(AsO4)2(OH)4
O LibetheniteCu2(PO4)(OH)
O RhodochrositeMnCO3
O AluniteKAl3(SO4)2(OH)6
O AnhydriteCaSO4
O GypsumCaSO4 · 2H2O
O CerussitePbCO3
O Goethiteα-Fe3+O(OH)
O Limonite(Fe,O,OH,H2O)
O HematiteFe2O3
O Hematite (var: Specularite)Fe2O3
O JarositeKFe3+ 3(SO4)2(OH)6
O KaoliniteAl2(Si2O5)(OH)4
O MagnetiteFe2+Fe23+O4
O PowelliteCa(MoO4)
O PyrophylliteAl2Si4O10(OH)2
O Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
O SideriteFeCO3
O SmithsoniteZnCO3
O HydrozinciteZn5(CO3)2(OH)6
O MuscoviteKAl2(AlSi3O10)(OH)2
FFluorine
F FluoriteCaF2
AlAluminium
Al ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Al AluniteKAl3(SO4)2(OH)6
Al KaoliniteAl2(Si2O5)(OH)4
Al PyrophylliteAl2Si4O10(OH)2
Al Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
Al MuscoviteKAl2(AlSi3O10)(OH)2
SiSilicon
Si QuartzSiO2
Si ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Si KaoliniteAl2(Si2O5)(OH)4
Si PyrophylliteAl2Si4O10(OH)2
Si Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
Si MuscoviteKAl2(AlSi3O10)(OH)2
PPhosphorus
P LibetheniteCu2(PO4)(OH)
SSulfur
S MolybdeniteMoS2
S ChalcopyriteCuFeS2
S CovelliteCuS
S BorniteCu5FeS4
S ChalcociteCu2S
S PyriteFeS2
S AluniteKAl3(SO4)2(OH)6
S AnhydriteCaSO4
S GypsumCaSO4 · 2H2O
S DigeniteCu9S5
S EnargiteCu3AsS4
S GalenaPbS
S JarositeKFe3+ 3(SO4)2(OH)6
S SphaleriteZnS
S TetrahedriteCu6[Cu4(Fe,Zn)2]Sb4S13
S TennantiteCu6[Cu4(Fe,Zn)2]As4S13
KPotassium
K AluniteKAl3(SO4)2(OH)6
K JarositeKFe3+ 3(SO4)2(OH)6
K Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
K MuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
Ca AnhydriteCaSO4
Ca GypsumCaSO4 · 2H2O
Ca FluoriteCaF2
Ca PowelliteCa(MoO4)
MnManganese
Mn RhodochrositeMnCO3
FeIron
Fe ChalcopyriteCuFeS2
Fe BorniteCu5FeS4
Fe PyriteFeS2
Fe Goethiteα-Fe3+O(OH)
Fe Limonite(Fe,O,OH,H2O)
Fe HematiteFe2O3
Fe Hematite (var: Specularite)Fe2O3
Fe JarositeKFe3+ 3(SO4)2(OH)6
Fe MagnetiteFe2+Fe23+O4
Fe SideriteFeCO3
Fe TetrahedriteCu6[Cu4(Fe,Zn)2]Sb4S13
CuCopper
Cu AzuriteCu3(CO3)2(OH)2
Cu MalachiteCu2(CO3)(OH)2
Cu CupriteCu2O
Cu ChalcopyriteCuFeS2
Cu ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Cu CopperCu
Cu TenoriteCuO
Cu CornwalliteCu5(AsO4)2(OH)4
Cu CovelliteCuS
Cu LibetheniteCu2(PO4)(OH)
Cu BorniteCu5FeS4
Cu ChalcociteCu2S
Cu DigeniteCu9S5
Cu EnargiteCu3AsS4
Cu TetrahedriteCu6[Cu4(Fe,Zn)2]Sb4S13
Cu TennantiteCu6[Cu4(Fe,Zn)2]As4S13
ZnZinc
Zn SmithsoniteZnCO3
Zn HydrozinciteZn5(CO3)2(OH)6
Zn SphaleriteZnS
Zn TetrahedriteCu6[Cu4(Fe,Zn)2]Sb4S13
AsArsenic
As CornwalliteCu5(AsO4)2(OH)4
As EnargiteCu3AsS4
As TennantiteCu6[Cu4(Fe,Zn)2]As4S13
MoMolybdenum
Mo MolybdeniteMoS2
Mo PowelliteCa(MoO4)
SbAntimony
Sb TetrahedriteCu6[Cu4(Fe,Zn)2]Sb4S13
PbLead
Pb CerussitePbCO3
Pb GalenaPbS

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Cretaceous
66 - 145 Ma



ID: 3187684
Mesozoic intrusive rocks

Age: Cretaceous (66 - 145 Ma)

Lithology: Intrusive igneous rocks

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Cretaceous
66 - 145 Ma



ID: 2984479
Granitic rock

Age: Cretaceous (66 - 145 Ma)

Comments: Original map source: Vuke, S.M., Porter, K.W., Lonn, J.D., and Lopez, D.A., 2007, Geologic Map of Montana - Compact Disc: Montana Bureau of Mines and Geology: Geologic Map 62-C, 73 p., 2 sheets, scale 1:500,000. This map was digitized in 2012 as a result of a contract betwe

Lithology: Major:{granitic}

Reference: Horton, J.D., C.A. San Juan, and D.B. Stoeser. The State Geologic Map Compilation (SGMC) geodatabase of the conterminous United States. doi: 10.3133/ds1052. U.S. Geological Survey Data Series 1052. [133]

Cretaceous
66 - 145 Ma



ID: 2111926
Biotite-hornblende granodioritic rocks along the Continental Divide, Anaconda Range, Sapphire Mountains, and Flint Creek Range

Age: Cretaceous (66 - 145 Ma)

Lithology: Major:: {biotite-hornblende granodiorite, biotite-hornblende monzogranite, tonalite}

Reference: Zientek, M.L., P.D. Derkey, R.J. Miller, J.D. Causet et al. Spatial Databases for the Geology of the Northern Rocky Mountains - Idaho, Montana, and Washington. U.S. Geological Survey Open-File Report 2005-1235 Version 1.0. [25]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Miller, R. N., ED. (1973), Guidebook for the Butte field meeting presented by the Society of Economic Geologists.
Mineralogical Record (2002): 33(1).
Singer, D.A., Berger, V.I., and Moring, B.C. (2008): Porphyry copper deposits of the world: Database and grade and tonnage models, 2008. US Geological Survey Open-File Report 2008-1155.


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