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Butte & Duluth Mine (Butte Duluth Mine; Bullwhacker Mine), East Ridge, Butte Mining District (Summit Valley Mining District), Silver Bow Co., Montana, USAi
Regional Level Types
Butte & Duluth Mine (Butte Duluth Mine; Bullwhacker Mine)Mine
East Ridge- not defined -
Butte Mining District (Summit Valley Mining District)Mining District
Silver Bow Co.County
MontanaState
USACountry

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Key
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Latitude & Longitude (WGS84):
46° 0' North , 112° 32' West
Latitude & Longitude (decimal):
Locality type:
Nearest Settlements:
PlacePopulationDistance
Butte34,190 (2011)0.4km
Walkerville700 (2017)3.8km
Butte-Silver Bow (Balance)33,525 (2013)14.5km
Warm Springs3,000 (2013)28.0km
Anaconda9,417 (2011)34.6km


A mine located on the continental Fault east of the Pittsmont Mine.
Ref.:Ore Deposits at Butte, Montana, R. H. Sales, 1914; Rocks & Min.: 16: 243, 247.

Regions containing this locality

North America PlateTectonic Plate
Rocky Mountains, North AmericaMountain Range

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


5 valid minerals.

Detailed Mineral List:

Chalcocite
Formula: Cu2S
Reference: Copper Handbook 1911
Chamosite
Formula: (Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8
Reference: Rocks & Min.: 16: 243, 247.
Chamosite var: Thuringite
Formula: (Fe,Fe,Mg,Al)6(Si,Al)4O10(O,OH)8
Reference: Rocks & Min.: 16: 243, 247.
Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Reference: Rocks & Min.: 16: 243, 247.; Copper Handbook 1911
Copper
Formula: Cu
Reference: Mineralogical Record 33:1
Cuprite
Formula: Cu2O
Reference: Ore Deposits at Butte, Montana, R. H. Sales, 1914.

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Copper1.AA.05Cu
Group 2 - Sulphides and Sulfosalts
Chalcocite2.BA.05Cu2S
Group 4 - Oxides and Hydroxides
Cuprite4.AA.10Cu2O
Group 9 - Silicates
Chamosite9.EC.55(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8
var: Thuringite9.EC.55(Fe,Fe,Mg,Al)6(Si,Al)4O10(O,OH)8
Chrysocolla9.ED.20Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O

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
Group 4 - SIMPLE OXIDES
A2X
Cuprite4.1.1.1Cu2O
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings interlayered 1:1, 2:1, and octahedra
Chamosite71.4.1.7(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8
Group 74 - PHYLLOSILICATES Modulated Layers
Modulated Layers with joined strips
Chrysocolla74.3.2.1Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Unclassified Minerals, Mixtures, etc.
Chamosite
var: Thuringite
-(Fe,Fe,Mg,Al)6(Si,Al)4O10(O,OH)8

List of minerals for each chemical element

HHydrogen
H ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
H Chamosite (var: Thuringite)(Fe,Fe,Mg,Al)6(Si,Al)4O10(O,OH)8
H Chamosite(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8
OOxygen
O ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
O Chamosite (var: Thuringite)(Fe,Fe,Mg,Al)6(Si,Al)4O10(O,OH)8
O CupriteCu2O
O Chamosite(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8
MgMagnesium
Mg Chamosite (var: Thuringite)(Fe,Fe,Mg,Al)6(Si,Al)4O10(O,OH)8
Mg Chamosite(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8
AlAluminium
Al ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Al Chamosite (var: Thuringite)(Fe,Fe,Mg,Al)6(Si,Al)4O10(O,OH)8
Al Chamosite(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8
SiSilicon
Si ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Si Chamosite (var: Thuringite)(Fe,Fe,Mg,Al)6(Si,Al)4O10(O,OH)8
Si Chamosite(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8
SSulfur
S ChalcociteCu2S
FeIron
Fe Chamosite (var: Thuringite)(Fe,Fe,Mg,Al)6(Si,Al)4O10(O,OH)8
Fe Chamosite(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8
CuCopper
Cu ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Cu CupriteCu2O
Cu CopperCu
Cu ChalcociteCu2S

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

Holocene - Pleistocene
0 - 2.588 Ma



ID: 2073258
Surficial deposits

Age: Pleistocene (0 - 2.588 Ma)

Description: alluvium, fan gravel, terrace gravel, landslide deposits, travertine, till, glacial lake deposits, outwash deposits

Lithology: Sand, gravel

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]

Holocene - Calabrian
0 - 1.806 Ma



ID: 2864433
Gravel

Age: Pleistocene (0 - 1.806 Ma)

Description: Variable deposits that range from pebble to boulder size and include sand, silt, and clay. Dominantly alluvial terrace, abandoned channel and floodplain, remnant alluvial fan, and local glacial outwash.

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:{gravel}, Minor:{sand,silt,clay}

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: 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]

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


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