| Locality type: | Mine |
| Classification |
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| Species: | Cinnabar |
| Formula: | HgS |
| Comments: | Occurs in fine-grained silica-carbonate rock near a contact of serpentine and sediments of the Great Valley sequence. |
| Confirmation |
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| Validity: | Believed Valid |
| Associated Minerals: |
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| Associates: | Marcasite
Serpentine Subgroup
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| Data |
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| Mineral Data: | Click here to view Cinnabar data |
| Locality Data: | Click here to view St. Johns Mine (St. John Mine; Vallejo Mine; St. Johns Quicksilver Mine), Sulfur Springs Mountain, Vallejo, Solano County, California, USA |
| Photo Gallery | View Gallery (2 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 334757 |
| Long-form Identifier: | 1:3:334757:7 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Cinnabar |
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| 3.6km (2.2 miles) | ⓘBrownlie Mine (Brownlie property), Sulfur Springs Mountain, Vallejo, Solano County, California, USA |
| 4.6km (2.9 miles) | ⓘHastings Mine, Sulfur Springs Mountain, Vallejo, Solano County, California, USA |
| 5.4km (3.4 miles) | ⓘBorges prospect, Sulfur Springs Mountain, Vallejo, Solano County, California, USA |
| 29.5km (18.4 miles) | ⓘCragmont Mine, Cragmont, Berkeley, Alameda County, California, USA |
| 38.2km (23.7 miles) | ⓘBella Oak Mine (Belle Oak Mine; Oakville Mine; Bella Union Mine), Oakville, Oakville Mining District, Napa County, California, USA |
| 38.2km (23.8 miles) | ⓘGaul Mine, Novato, Marin County, California, USA |
| 38.7km (24.1 miles) | ⓘMount Diablo Mine, Mount Diablo (Mt Diablo), Clayton, Contra Costa County, California, USA |
| 39.1km (24.3 miles) | ⓘMazza prospect (Mazza Ranch prospect), Novato, Marin County, California, USA |
| 39.6km (24.6 miles) | ⓘSummit Mine, Oakville, Oakville Mining District, Napa County, California, USA |
| 40.2km (25.0 miles) | ⓘLa Joya Mine, Oakville, Oakville Mining District, Napa County, California, USA |
| References |
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St. Johns Mine, Sulfur Springs Mountain, Vallejo, Solano County, California, USA