Locality type: | Lode |
Classification |
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Species: | Muscovite |
Formula: | KAl2(AlSi3O10)(OH)2 |
Confirmation |
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Validity: | Believed Valid |
Data |
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Mineral Data: | Click here to view Muscovite data |
Locality Data: | Click here to view Custer Mountain lode (Snookum mine), Custer, Custer Mining District, Custer County, South Dakota, USA |
Data Identifiers |
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Mindat Occurrence Record ID: | 211310 |
Long-form Identifier: | 1:3:211310:4 |
GUID (UUID V4): | b733d2e1-f7f6-4ddb-9a62-76237942efd9 |
Nearest other occurrences of Muscovite |
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1.1km (0.7 miles) | ⓘClimax mica mine, Custer, Custer Mining District, Custer County, South Dakota, USA |
1.5km (0.9 miles) | ⓘGlenwood Mica Mine (Hampton Mine), Custer Mining District, Custer County, South Dakota, USA |
1.8km (1.1 miles) | ⓘShamrock No. 1 Lode Mine, Custer, Custer Mining District, Custer County, South Dakota, USA |
2.5km (1.6 miles) | ⓘAladdin Mine, Custer Mining District, Custer County, South Dakota, USA |
2.7km (1.7 miles) | ⓘMica Queen No. 1 Prospect, Custer Mining District, Custer County, South Dakota, USA |
2.9km (1.8 miles) | ⓘBull Moose Mine, Custer, Custer Mining District, Custer County, South Dakota, USA |
3.0km (1.9 miles) | ⓘBurgess Mica Prospect, Custer Mining District, Custer County, South Dakota, USA |
3.1km (1.9 miles) | ⓘVictory Mine, Custer, Custer Mining District, Custer County, South Dakota, USA |
3.1km (1.9 miles) | ⓘEarl Lode, Custer Mining District, Custer County, South Dakota, USA |
3.5km (2.2 miles) | ⓘBurt Mica Mine (Bur; Burk), Custer Mining District, Custer County, South Dakota, USA |
References |
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Reference Search (possible matching items) |
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| | Journal (article/letter/editorial) | [University of Connecticut] at 20:42 14 January 2015 South Dakota is perhaps best known for its pegmatites, which...Hills are responsible for the accessibility of South Dakota’s itbundant and diverse mineral locations...secondary phosphate minerals. Although some pegmatite mining for feldspar still continues (Jacobson 1994). the...the number of mines worked tor bery 1. muscovite, col ti mhite-tantalite. ambl ygonite, spodumene, and...except for the Homestake mine, which has operated for more than 120 years, most mining in the area peaked in |
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