| Locality type: | Mine |
| Classification |
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| Species: | Opal |
| Formula: | SiO2 · nH2O |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Opal data |
| Locality Data: | Click here to view Wharf Mine, Bald Mountain Mining District (Portland Mining District), Lawrence County, South Dakota, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 1014374 |
| Long-form Identifier: | 1:3:1014374:8 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Opal |
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| 2.4km (1.5 miles) | ⓘDavier Mine, Annie Creek, Bald Mountain Mining District (Portland Mining District), Lawrence County, South Dakota, USA |
| 50.8km (31.6 miles) | ⓘLytle 5 Claim, Bear Lodge Mining District, Crook County, Wyoming, USA |
| 60.9km (37.9 miles) | ⓘPeerless Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA |
| 61.7km (38.3 miles) | ⓘNovember Mine, The Needles, Custer State Park, Custer County, South Dakota, USA |
| 61.9km (38.4 miles) | ⓘEtta Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA |
| 64.2km (39.9 miles) | ⓘBarker-Ferguson Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA |
| 64.7km (40.2 miles) | ⓘKing Lithia Mine, Greyhound Gulch, Keystone, Keystone Mining District, Pennington County, South Dakota, USA |
| 65.0km (40.4 miles) | ⓘWood Tin mine, Harney City, Pennington County, South Dakota, USA |
| 71.6km (44.5 miles) | ⓘHelen Beryl Mine, Fourmile, Custer Mining District, Custer County, South Dakota, USA |
| References |
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PEDRAZA ROJAS, Johana Margaret, HOLLEY, Elizabeth, WENDLANDT, Richard, PFAFF, Katharina and RASMUSSEN, Hans (2016) Geologic Control on Alteration and Mineralization of the Wharf Mine, South Dakota. Geological Society of America Abstracts with Programs. Vol. 48, No. 7 |
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