| Classification |
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| Species: | Arsenopyrite |
| Formula: | FeAsS |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Arsenopyrite data |
| Locality Data: | Click here to view Grand Junction and Hartford Group, Unorganized mining district [1], Custer County, South Dakota, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 384283 |
| Long-form Identifier: | 1:3:384283:6 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Arsenopyrite |
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| 4.4km (2.8 miles) | ⓘOreville, Custer County, South Dakota, USA |
| 9.1km (5.7 miles) | ⓘRoss Mine, Berne, Custer Mining District, Custer County, South Dakota, USA |
| 10.8km (6.7 miles) | ⓘNovember Mine, The Needles, Custer State Park, Custer County, South Dakota, USA |
| 11.8km (7.3 miles) | ⓘWhite Spar Mica Mine (Westinghouse No. 2 Mine), Custer, Custer Mining District, Custer County, South Dakota, USA |
| 12.3km (7.6 miles) | ⓘSummit Peak, Pennington County, South Dakota, USA |
| 13.5km (8.4 miles) | ⓘCuster Mountain lode (Snookum mine), Custer, Custer Mining District, Custer County, South Dakota, USA |
| 14.8km (9.2 miles) | ⓘTip Top Mine, Fourmile, Custer Mining District, Custer County, South Dakota, USA |
| 16.1km (10.0 miles) | ⓘGold Hill Group (Gold Lode; Gold Mountain Mine), Hill City Mining District, Pennington County, South Dakota, USA |
| 16.3km (10.1 miles) | ⓘBull Moose Mine, Custer, Custer Mining District, Custer County, South Dakota, USA |
| 17.5km (10.9 miles) | ⓘHopeful Occurrence (Goodhope Nos. 1 & 2; Samelias), Pennington County, South Dakota, USA |
| References |
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