| Locality type: | Mine |
| Classification |
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| Species: | Arsenopyrite |
| Formula: | FeAsS |
| Confirmation |
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| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
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| Spessartine | 1 |
| Muscovite | 1 |
| Data |
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| Mineral Data: | Click here to view Arsenopyrite data |
| Locality Data: | Click here to view November Mine, The Needles, Custer State Park, Custer County, South Dakota, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 211423 |
| Long-form Identifier: | 1:3:211423:1 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Arsenopyrite |
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| 7.4km (4.6 miles) | ⓘOreville, Custer County, South Dakota, USA |
| 8.0km (5.0 miles) | ⓘSummit Peak, Pennington County, South Dakota, USA |
| 9.4km (5.8 miles) | ⓘCuster Mountain lode (Snookum mine), Custer, Custer Mining District, Custer County, South Dakota, USA |
| 9.9km (6.1 miles) | ⓘHugo Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA |
| 10.0km (6.2 miles) | ⓘDan Patch Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA |
| 10.6km (6.6 miles) | ⓘHopeful Occurrence (Goodhope Nos. 1 & 2; Samelias), Pennington County, South Dakota, USA |
| 10.7km (6.7 miles) | ⓘEtta Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA |
| 10.8km (6.7 miles) | ⓘGrand Junction and Hartford Group, Unorganized mining district [1], Custer County, South Dakota, USA |
| 11.0km (6.8 miles) | ⓘBull Moose Mine, Custer, Custer Mining District, Custer County, South Dakota, USA |
| 11.3km (7.0 miles) | ⓘNickel Plate Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA |
| References |
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November Mine, The Needles, Custer State Park, Custer County, South Dakota, USA