| Locality type: | Mine |
| Classification |
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| Species: | Sillimanite |
| Formula: | Al2(SiO4)O |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Sillimanite data |
| Locality Data: | Click here to view Southern Black Hills Kyanite Mine, Southern Black Hills, Custer County, South Dakota, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 383314 |
| Long-form Identifier: | 1:3:383314:8 |
| GUID (UUID V4): | 14d1b53e-f35c-40f7-ae29-18eed4d477bc |
| Nearest other occurrences of Sillimanite |
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| 1.2km (0.7 miles) | ⓘHot Shot mine, Custer, Custer Mining District, Custer County, South Dakota, USA |
| 1.4km (0.9 miles) | ⓘElkhorn Mine (Tinsley Mine), Custer, Custer Mining District, Custer County, South Dakota, USA |
| 1.7km (1.0 miles) | ⓘMica King Mine (Lost Bonanza; Cook Mine), Custer Mining District, Custer County, South Dakota, USA |
| 1.9km (1.2 miles) | ⓘBeecher No. 3, Beecher Lode, Custer, Custer Mining District, Custer County, South Dakota, USA |
| 5.3km (3.3 miles) | ⓘCuster Mountain lode (Snookum mine), Custer, Custer Mining District, Custer County, South Dakota, USA |
| 5.5km (3.4 miles) | ⓘHofert Arcade (Victory No. 1 Prospect), Custer Mining District, Custer County, South Dakota, USA |
| 6.6km (4.1 miles) | ⓘVictory Mine, Custer, Custer Mining District, Custer County, South Dakota, USA |
| 9.5km (5.9 miles) | ⓘBuster lode (Buster Dike Mica Mine), Custer, Custer Mining District, Custer County, South Dakota, USA |
| 9.8km (6.1 miles) | ⓘSilver Dollar Mine, Custer Mining District, Custer County, South Dakota, USA |
| 10.8km (6.7 miles) | ⓘRuby Reef Claims (Ruby Reef; Ruby Reef No. 1), Custer Mining District, Custer County, South Dakota, USA |
| References |
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