| Locality type: | Occurrence |
| 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 Sally Cavanaugh Occurrence, Hill City Mining District, Pennington County, South Dakota, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 384027 |
| Long-form Identifier: | 1:3:384027:6 |
| GUID (UUID V4): | 728d2c54-8cf9-470d-8a2a-0442b2ea6bb1 |
| Nearest other occurrences of Muscovite |
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| 0.8km (0.5 miles) | ⓘOreville, Custer County, South Dakota, USA |
| 1.6km (1.0 miles) | ⓘClara Belle (Forest City; Golden Arrow), Hill City Mining District, Pennington County, South Dakota, USA |
| 2.4km (1.5 miles) | ⓘCheyenne Lode Prospect, Unorganized mining district [1], Custer County, South Dakota, USA |
| 2.4km (1.5 miles) | ⓘTin Queen Mine (White Blowout Mine), Hill City Mining District, Pennington County, South Dakota, USA |
| 2.9km (1.8 miles) | ⓘSky Lode Occurrence, Unorganized mining district [1], Custer County, South Dakota, USA |
| 3.1km (2.0 miles) | ⓘU.S. highways 16/385 & State route 87 intersection area, Oreville Mining District, Pennington County, South Dakota, USA |
| 3.4km (2.1 miles) | ⓘEureka Lode Prospect (Hultz), Custer County, South Dakota, USA |
| 3.8km (2.4 miles) | ⓘReinbold Claim (Tungsten No. 1-3 Claims), Hill City Mining District, Pennington County, South Dakota, USA |
| 4.1km (2.5 miles) | ⓘKirka Claim (Downing Claim), Unorganized mining district [1], Custer County, South Dakota, USA |
| 4.5km (2.8 miles) | ⓘJapanzy Mine (Tenderfoot Mine; Czar Mine), Tenderfoot Gulch, Custer County, South Dakota, USA |
| References |
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