| 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 Dean Mine, Mountain Top, French Creek Mining District, Calaveras County, California, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 901386 |
| Long-form Identifier: | 1:3:901386:5 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Opal |
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| 8.8km (5.5 miles) | ⓘStanislaus Mine, Carson Hill Gold Mining Company Mines (Carson Hill Mines), Melones, Carson Hill Mining District (Melones Mining District), Calaveras County, California, USA |
| 10.9km (6.8 miles) | ⓘWhite Rock Mine, Chinese Station, Tuolumne County, California, USA |
| 28.0km (17.4 miles) | ⓘUnnamed Diatomite occurrence (1), Cooperstown, Stanislaus County, California, USA |
| 31.4km (19.5 miles) | ⓘSampson Lode prospect, Groveland, Big Oak Flat Mining District, Tuolumne County, California, USA |
| 32.4km (20.2 miles) | ⓘChili Gulch occurrences, Chili Gulch (Chile Gulch ?), Mokelumne Hill, Mokelumne Hill Mining District, Calaveras County, California, USA |
| 33.0km (20.5 miles) | ⓘHooten Ranch deposit, Toyon, Pardee Mining District, Calaveras County, California, USA |
| 36.9km (22.9 miles) | ⓘGillam Mine, Camp Pardee, Pardee Mining District, Calaveras County, California, USA |
| 38.2km (23.7 miles) | ⓘRough Diamond Mine (Rough Diamond Placer Mine; Rough Diamond Crystal Mine), Chili Gulch (Chile Gulch ?), Mokelumne Hill, Mokelumne Hill Mining District, Calaveras County, California, USA |
| 38.2km (23.8 miles) | ⓘGreen Mountain Mine (Calaveras Crystal mine), Chili Gulch (Chile Gulch ?), Mokelumne Hill, Mokelumne Hill Mining District, Calaveras County, California, USA |
| 40.2km (25.0 miles) | ⓘHexter Placer Mine, Mokelumne Hill, Mokelumne Hill Mining District, Calaveras County, California, USA |
| References |
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