California · Nevada County
Past Producer
Three Johns
Nevada County, California, United States
Gold
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USGS source ↗
Commodities
Primary
Gold
Commodity type
M
Deposit
Deposit size
S
Materials
Ore minerals
Gold, Pyrite
Gangue
Quartz
Economic & production
Development status
Past Producer
Identification
Deposit ID
10007658
MRDS ID
C011966
Region
NA
Data score
D
Coordinates
39.36961, -120.51741
References
LOGAN, C. A., 1924 , SACRAMENTO FIELD DIVISION: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, VOL. 20 , NO. 4 , P. 360