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Opal from
Adams and Westendorf claims, Knoxville area, Napa County, California, USA


Locality type:Claim
Classification
Species:Opal
Formula:SiO2 · nH2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Opal data
Locality Data:Click here to view Adams and Westendorf claims, Knoxville area, Napa County, California, USA
Data Identifiers
Mindat Occurrence Record ID:717794
Long-form Identifier:1:3:717794:1
GUID (UUID V4):0
Nearest other occurrences of Opal
7.2km (4.5 miles) ⓘRedington Mine (Boston Mine; Knoxville Mine; Excellsior Mine), Knoxville, Knoxville Mining District, Napa County, California, USA
7.5km (4.7 miles) ⓘKnoxville, Knoxville Mining District, Napa County, California, USA
9.2km (5.7 miles) ⓘMcLaughlin Mine (Manhattan Mine), Knoxville, Knoxville Mining District, Napa County, California, USA
20.3km (12.6 miles) ⓘCavagnaro prospect, Calistoga Hot Springs, Napa County, California, USA
21.4km (13.3 miles) ⓘCorona Mines (Vallejo Mines), Twin Peaks, Calistoga, Napa County, California, USA
22.7km (14.1 miles) ⓘBaker Mine, Lower Lake, Sulphur Creek Mining District (Sulfur Creek Mining District; Wilbur Springs Mining District), Lake County, California, USA
24.2km (15.0 miles) ⓘPlymouth Mine, Calistoga Hot Springs, Napa County, California, USA
28.1km (17.5 miles) ⓘGreat Western Mine (Laguna Western; Black Bart Mine; Tucker lease), Great Western-Mirabel group, Middletown, East Mayacmas Mining District, Lake County, California, USA
30.4km (18.9 miles) ⓘKellett Mine, Calistoga, Napa County, California, USA
30.6km (19.0 miles) ⓘAbbott Mine (Abbott Quicksilver Mine), Wilbur Springs area, Sulphur Creek Mining District (Sulfur Creek Mining District; Wilbur Springs Mining District), Lake County, California, USA
References
USGS MRDS database (2005), loc. file ID #10031632.
 
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