| Locality type: | Mine |
| Classification |
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| Species: | Quartz |
| Formula: | SiO2 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Quartz data |
| Locality Data: | Click here to view Shaughnessy Mine, China Flat, Downieville Mining District, Sierra County, California, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 333988 |
| Long-form Identifier: | 1:3:333988:6 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Quartz |
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| 2.3km (1.4 miles) | ⓘSierra Poorman Mine (Blue Jay & Highland; Black Angel; Little Boulder; Big Boulder; Iron Cube), China Flat, Downieville Mining District, Sierra County, California, USA |
| 2.3km (1.4 miles) | ⓘJim Crow Mine, Cornish House, American Hill Mining District, Sierra County, California, USA |
| 2.6km (1.6 miles) | ⓘElcey Mine (Elcy; Elcay; Buckingham), China Flat, Downieville Mining District, Sierra County, California, USA |
| 2.7km (1.7 miles) | ⓘGold Point Mine (Gray Eagle), China Flat, Downieville Mining District, Sierra County, California, USA |
| 3.1km (1.9 miles) | ⓘLonesome Pine Mine, Cornish House, American Hill Mining District, Sierra County, California, USA |
| 3.2km (2.0 miles) | ⓘUnnamed Au property [2] (unidentified workings), China Flat, Downieville Mining District, Sierra County, California, USA |
| 3.4km (2.1 miles) | ⓘGolden Star Mine (Gold King vein; Gold Queen vein; Vesuvius vein; Victor vein), Downieville, Downieville Mining District, Sierra County, California, USA |
| 3.5km (2.2 miles) | ⓘHigh Commission Mine (Big Ledge vein; High Commission vein), Downieville, Downieville Mining District, Sierra County, California, USA |
| 3.5km (2.2 miles) | ⓘUnidentified Au mine [12], Cornish House, American Hill Mining District, Sierra County, California, USA |
| 3.6km (2.2 miles) | ⓘEmerald Mine (Emerald Quartz group; Emerald Quartz Grp.), Cornish House, American Hill Mining District, Sierra County, California, USA |
| References |
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