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Blue Lead Mine (Mahoney Bluelead Mine), Sheridan, Hill City Mining District, Pennington County, South Dakota, USAi
Regional Level Types
Blue Lead Mine (Mahoney Bluelead Mine)Mine
Sheridan- not defined -
Hill City Mining DistrictMining District
Pennington CountyCounty
South DakotaState
USACountry

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Latitude & Longitude (WGS84):
43° 57' 59'' North , 103° 27' 10'' West
Latitude & Longitude (decimal):
Type:
Nearest Settlements:
PlacePopulationDistance
Keystone343 (2017)8.4km
Hill City995 (2017)10.5km
Colonial Pine Hills2,493 (2017)11.9km
Johnson Siding659 (2017)13.2km
Rapid City73,569 (2017)21.8km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Western Dakota Gem & Mineral SocietyRapid City, South Dakota22km
Mindat Locality ID:
8760
Long-form identifier:
mindat:1:2:8760:8
GUID (UUID V4):
0
Other/historical names associated with this locality:
Mahoney Blue Lead Mine


A copper mine located about 1½ miles SE of Sheridan. Location given by Roberts & Rapp (1965) as "E 1/2, NW 1/4, T.1S, R.6E" (p. 253) and "near the crest of Blue Lead Mountain . . . about 1 mile south of Sheridan Dam" (p. 131).

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

12 valid minerals.

Detailed Mineral List:

Azurite
Formula: Cu3(CO3)2(OH)2
Chalcanthite
Formula: CuSO4 · 5H2O
Chalcopyrite
Formula: CuFeS2
Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Cuprite
Formula: Cu2O
Malachite
Formula: Cu2(CO3)(OH)2
Native Copper
Formula: Cu
Native Gold
Formula: Au
Native Silver
Formula: Ag
Pyrite
Formula: FeS2
Pyrrhotite
Formula: Fe1-xS
Tenorite
Formula: CuO

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Native Copper1.AA.05Cu
Native Gold1.AA.05Au
Native Silver1.AA.05Ag
Group 2 - Sulphides and Sulfosalts
Chalcopyrite2.CB.10aCuFeS2
Pyrrhotite2.CC.10Fe1-xS
Pyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
Cuprite4.AA.10Cu2O
Tenorite4.AB.10CuO
Group 5 - Nitrates and Carbonates
Azurite5.BA.05Cu3(CO3)2(OH)2
Malachite5.BA.10Cu2(CO3)(OH)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Chalcanthite7.CB.20CuSO4 · 5H2O
Group 9 - Silicates
Chrysocolla9.ED.20Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1

List of minerals for each chemical element

HHydrogen
H AzuriteCu3(CO3)2(OH)2
H ChalcanthiteCuSO4 · 5H2O
H ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
H MalachiteCu2(CO3)(OH)2
CCarbon
C AzuriteCu3(CO3)2(OH)2
C MalachiteCu2(CO3)(OH)2
OOxygen
O AzuriteCu3(CO3)2(OH)2
O ChalcanthiteCuSO4 · 5H2O
O ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
O CupriteCu2O
O MalachiteCu2(CO3)(OH)2
O TenoriteCuO
AlAluminium
Al ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
SiSilicon
Si ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
SSulfur
S ChalcopyriteCuFeS2
S ChalcanthiteCuSO4 · 5H2O
S PyriteFeS2
S PyrrhotiteFe1-xS
FeIron
Fe ChalcopyriteCuFeS2
Fe PyriteFeS2
Fe PyrrhotiteFe1-xS
CuCopper
Cu AzuriteCu3(CO3)2(OH)2
Cu ChalcopyriteCuFeS2
Cu ChalcanthiteCuSO4 · 5H2O
Cu ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Cu CupriteCu2O
Cu Native CopperCu
Cu MalachiteCu2(CO3)(OH)2
Cu TenoriteCuO
AgSilver
Ag Native SilverAg
AuGold
Au Native GoldAu

Localities in this Region

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.

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