| Classification |
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| Species: | Gypsum |
| Formula: | CaSO4 · 2H2O |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Gypsum data |
| Locality Data: | Click here to view U.S. Gypsum Piedmont Operation, Unorganized mining district [4], Meade County, South Dakota, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 383670 |
| Long-form Identifier: | 1:3:383670:5 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Gypsum |
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| 7.9km (4.9 miles) | ⓘTilford Mine (U.S. Gypsum Company Mine), Unorganized mining district [4], Meade County, South Dakota, USA |
| 19.9km (12.4 miles) | ⓘWildcat Cave, Rapid City, Pennington County, South Dakota, USA |
| 22.5km (14.0 miles) | ⓘBrooks Cave, Rapid City, Pennington County, South Dakota, USA |
| 34.4km (21.4 miles) | ⓘRoss Hannibal Mine (North Star Mine; Hannibal Mine; Mikado Mine), Lead Mining District, Lawrence County, South Dakota, USA |
| 35.1km (21.8 miles) | ⓘBoscobel mine (Golden Reward group; Double Standard mine), Ruby Basin Mining District, Lawrence County, South Dakota, USA |
| 41.5km (25.8 miles) | ⓘBig Chief Mine, Glendale, Keystone Mining District, Pennington County, South Dakota, USA |
| 57.0km (35.4 miles) | ⓘBull Moose Mine, Custer, Custer Mining District, Custer County, South Dakota, USA |
| 65.3km (40.6 miles) | ⓘHell Canyon, Dewey, Custer County, South Dakota, USA |
| 66.8km (41.5 miles) | ⓘJewel Cave, Jewel Cave National Monument, Custer County, South Dakota, USA |
| 68.5km (42.6 miles) | ⓘHay Draw, Meade County, South Dakota, USA |
| References |
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