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 Corona Mines (Vallejo Mines), Twin Peaks, Calistoga, Napa County, California, USA |
Data Identifiers |
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Mindat Occurrence Record ID: | 329762 |
Long-form Identifier: | 1:3:329762:9 |
GUID (UUID V4): | 6c2c092a-2b11-4bc2-b087-657719d9213b |
Nearest other occurrences of Opal |
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2.6km (1.6 miles) | ⓘCavagnaro prospect, Calistoga Hot Springs, Napa County, California, USA |
5.2km (3.3 miles) | ⓘPlymouth Mine, Calistoga Hot Springs, Napa County, California, USA |
10.0km (6.2 miles) | ⓘGreat Western Mine (Laguna Western; Black Bart Mine; Tucker lease), Great Western-Mirabel group, Middletown, East Mayacmas Mining District, Lake County, California, USA |
12.5km (7.8 miles) | ⓘKellett Mine, Calistoga, Napa County, California, USA |
15.9km (9.9 miles) | ⓘHelen Mine (Helen Mine group; Dead Broke Mine; American Mine), Castle Rock Springs, East Mayacmas Mining District, Lake County, California, USA |
17.9km (11.1 miles) | ⓘJumbo Mine (B & M Mine; Double Star Mine), Castle Rock Springs area, West Mayacmas Mining District, Sonoma County, California, USA |
20.9km (13.0 miles) | ⓘGoodman Brothers deposit, Mark West Springs, West Mayacmas Mining District, Sonoma County, California, USA |
21.4km (13.3 miles) | ⓘAdams and Westendorf claims, Knoxville area, Napa County, California, USA |
21.5km (13.3 miles) | ⓘSocrates Mine, Castle Rock Springs area, West Mayacmas Mining District, Sonoma County, California, USA |
24.2km (15.0 miles) | ⓘMcLaughlin Mine (Manhattan Mine), Knoxville, Knoxville Mining District, Napa County, California, USA |
References |
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