| Locality type: | Mine |
| Classification |
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| Species: | Pyrrhotite |
| Formula: | Fe1-xS |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Pyrrhotite data |
| Locality Data: | Click here to view Portland Mine, Bald Mountain Mining District (Portland Mining District), Lawrence County, South Dakota, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 109679 |
| Long-form Identifier: | 1:3:109679:8 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Pyrrhotite |
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| 6.4km (4.0 miles) | ⓘMaitland Mine (Realization Mine; Penobscot Mine - Lawrence County; Garden City; Keystone), Garden Mining District (Maitland Mining District), Lawrence County, South Dakota, USA |
| 6.5km (4.0 miles) | ⓘHomestake Mine, Lead, Lead Mining District, Lawrence County, South Dakota, USA |
| 11.1km (6.9 miles) | ⓘBelle Eldridge Gold Mine (Deadwood Lead and Zinc Company Mine; Helen Gould Claim), Deadwood, Galena Mining District, Lawrence County, South Dakota, USA |
| 16.3km (10.2 miles) | ⓘRoubaix, Galena Mining District, Lawrence County, South Dakota, USA |
| 16.4km (10.2 miles) | ⓘAnaconda Mine (Uncle Sam Mine; Cloverleaf Mine), Roubaix, Galena Mining District, Lawrence County, South Dakota, USA |
| 19.2km (11.9 miles) | ⓘJungle Mine (Custer Peak Copper Mine), Roubaix, Galena Mining District, Lawrence County, South Dakota, USA |
| 22.3km (13.8 miles) | ⓘRay Mine, Rochford Mining District, Lawrence County, South Dakota, USA |
| 25.7km (16.0 miles) | ⓘMontezuma Mine (Montezuma Nos. 3 to 7; Red Jim; New Montezuma), Rochford Mining District, Pennington County, South Dakota, USA |
| 26.6km (16.5 miles) | ⓘMary Belle Mine, Rochford Mining District, Pennington County, South Dakota, USA |
| 27.2km (16.9 miles) | ⓘBee Mine (Climax; Solnar; Copper Reef Nos. 1 and 2; Black Hills Copper Company), Rochford Mining District, Pennington County, South Dakota, USA |
| References |
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