| Locality type: | Occurrence |
| Classification |
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| Species: | 'Serpentine Subgroup' (not an IMA approved species) |
| Formula: | D3[Si2O5](OH)4 |
| Confirmation |
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| Validity: | Believed Valid |
| Associated Minerals: |
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| Associates: | Chalcopyrite
Pyrite
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| Data |
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| Mineral Data: | Click here to view Serpentine Subgroup data |
| Locality Data: | Click here to view Unnamed Cu occurrence [1], Bolinas, Marin County, California, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 650256 |
| Long-form Identifier: | 1:3:650256:0 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Serpentine Subgroup |
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| 7.7km (4.8 miles) | ⓘStinson Beach, Marin County, California, USA |
| 7.8km (4.9 miles) | ⓘMaillard Ranch occurrence [2], San Geronimo, Marin County, California, USA |
| 24.2km (15.1 miles) | ⓘMassa Hill Mine, Vonsen Ranch, Marin County, California, USA |
| 25.1km (15.6 miles) | ⓘFort Point, San Francisco, San Francisco County, California, USA |
| 31.8km (19.7 miles) | ⓘUnited States Mint site, Duboce Street near Market Street, San Francisco, San Francisco County, California, USA |
| 49.6km (30.8 miles) | ⓘSt. Johns Mine (St. John Mine; Vallejo Mine; St. Johns Quicksilver Mine), Sulfur Springs Mountain, Vallejo, Solano County, California, USA |
| 49.9km (31.0 miles) | ⓘHastings Mine, Sulfur Springs Mountain, Vallejo, Solano County, California, USA |
| 58.7km (36.5 miles) | ⓘUnnamed Cr occurrence [1], Upper Crystal Springs Reservoir (Crystal Springs Lake), San Mateo, San Mateo County, California, USA |
| 64.2km (39.9 miles) | ⓘArroyo Del Carro prospect, Clayton, Contra Costa County, California, USA |
| 66.7km (41.4 miles) | ⓘChallenge deposit, Redwood City, San Mateo County, California, USA |
| References |
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