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Muscovite from
Eureka Lode Prospect (Hultz), Custer County, South Dakota, USA


Locality type:Prospect
Classification
Species:Muscovite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Muscovite data
Locality Data:Click here to view Eureka Lode Prospect (Hultz), Custer County, South Dakota, USA
Data Identifiers
Mindat Occurrence Record ID:765799
Long-form Identifier:1:3:765799:3
GUID (UUID V4):0
Nearest other occurrences of Muscovite
1.2km (0.8 miles) ⓘTin Queen Mine (White Blowout Mine), Hill City Mining District, Pennington County, South Dakota, USA
1.9km (1.2 miles) ⓘClara Belle (Forest City; Golden Arrow), Hill City Mining District, Pennington County, South Dakota, USA
2.4km (1.5 miles) ⓘGap Lode Pegmatite, Unorganized mining district [5], Pennington County, South Dakota, USA
2.6km (1.6 miles) ⓘTungsten Lode, Hill City Mining District, Pennington County, South Dakota, USA
2.8km (1.7 miles) ⓘReinbold Claim (Tungsten No. 1-3 Claims), Hill City Mining District, Pennington County, South Dakota, USA
2.8km (1.8 miles) ⓘLake Mica Prospect (Lakeside), Unorganized mining district [1], Custer County, South Dakota, USA
2.9km (1.8 miles) ⓘOreville, Custer County, South Dakota, USA
3.0km (1.9 miles) ⓘSky Lode Occurrence, Unorganized mining district [1], Custer County, South Dakota, USA
3.3km (2.0 miles) ⓘU.S. highways 16/385 & State route 87 intersection area, Oreville Mining District, Pennington County, South Dakota, USA
3.3km (2.1 miles) ⓘHigh Climb Mine, Custer, Custer Mining District, Custer County, South Dakota, USA
References
Norton, James J. (1964) Pegmatites and other Precambrian Rocks in the Southern Black Hills; Geology and mineral deposits of some pegmatites in the southern Black Hills, South Dakota. Professional Paper 297-E. US Geological Survey p.293-341. doi:10.3133/pp297e
 
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