| Locality type: | Mine |
| Classification |
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| Species: | Beryl |
| Formula: | Be3Al2(Si6O18) |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Beryl data |
| Locality Data: | Click here to view Lucky Twist Mine (Sutherland Mine), Custer Mining District, Custer County, South Dakota, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 383058 |
| Long-form Identifier: | 1:3:383058:1 |
| GUID (UUID V4): | 184a7618-416f-4e43-9ad4-423ae9aa75fe |
| Nearest other occurrences of Beryl |
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| 0.5km (0.3 miles) | ⓘSoda Spar Mine, Custer Mining District, Custer County, South Dakota, USA |
| 0.5km (0.3 miles) | ⓘSoda Spar Pegmatite, Glendale, Keystone Mining District, Pennington County, South Dakota, USA |
| 2.0km (1.3 miles) | ⓘMayo Lode, Custer Mining District, Custer County, South Dakota, USA |
| 2.1km (1.3 miles) | ⓘWhite Elephant Mine, Cicero Peak, Pringle, Custer Mining District, Custer County, South Dakota, USA |
| 2.3km (1.5 miles) | ⓘBlue Bird Lode, Custer Mining District, Custer County, South Dakota, USA |
| 2.5km (1.6 miles) | ⓘWonder lode (Duncan's Little Wonder mine), Custer, Custer Mining District, Custer County, South Dakota, USA |
| 2.8km (1.7 miles) | ⓘHenwood Lode, Pringle, Custer Mining District, Custer County, South Dakota, USA |
| 3.0km (1.9 miles) | ⓘBeecher Lode Bond Claim (Beecher No. 1; Bond Lode), Beecher Lode, Custer, Custer Mining District, Custer County, South Dakota, USA |
| 3.3km (2.0 miles) | ⓘJack Rabbit Mine, Custer Mining District, Custer County, South Dakota, USA |
| 3.5km (2.2 miles) | ⓘLincoln No. 6 Lode, Custer Mining District, Custer County, South Dakota, USA |
| References |
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| Reference Search (possible matching items) |
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 | | Report (issue) | | SURVEY Locatable Mineral Reports for Colorado, South Dakota, and Wyoming provided to the U.S. Forest Service........ . . ............ 10 Pike National Forest County of El Paso (Black Forest) Land Exchange Offer ...Creek Land Exchange Offer .............. 153 SOUTH DAKOTA ............................................................. Black Hills National Forest South Dakota Department of Transportation Land Exchange Offer...................... 48 Fig. 14. Map 12-Offered mining claims-Quartz Creek & Cumberland Pass areas (provided |
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