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Quartz from
Union Gulch Mine (Chetco; Pearson and Brothers; Bolinas), Five Brooks, Marin County, California, USA


Locality type:Mine
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Union Gulch Mine (Chetco; Pearson and Brothers; Bolinas), Five Brooks, Marin County, California, USA
Data Identifiers
Mindat Occurrence Record ID:328403
Long-form Identifier:1:3:328403:2
GUID (UUID V4):0
Nearest other occurrences of Quartz
8.0km (5.0 miles) ⓘBolinas, Marin County, California, USA
8.5km (5.3 miles) ⓘAgate Beach, Bolinas, Marin County, California, USA
8.9km (5.6 miles) ⓘMaillard Ranch occurrence [2], San Geronimo, Marin County, California, USA
11.9km (7.4 miles) ⓘFerroaxinite occurrence, Stinson Beach, Marin County, California, USA
14.3km (8.9 miles) ⓘEast Peak, Mount Tamalpais, Marin County, California, USA
22.8km (14.2 miles) ⓘMazza prospect (Mazza Ranch prospect), Novato, Marin County, California, USA
23.1km (14.4 miles) ⓘRodeo Beach, Marin County, California, USA
28.7km (17.8 miles) ⓘFort Point, San Francisco, San Francisco County, California, USA
35.4km (22.0 miles) ⓘUnited States Mint site, Duboce Street near Market Street, San Francisco, San Francisco County, California, USA
39.4km (24.5 miles) ⓘUnnamed quartz prospect [1], Cotati, Sonoma County, California, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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