California · San Mateo County
Past Producer
J.M. Macdonough Ranch
San Mateo County, California, United States
Gold
Silver
Lead
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USGS source ↗
Commodities
Primary
Gold
Secondary
Silver
Tertiary
Lead
Commodity type
M
Deposit
Deposit size
S
Materials
Ore minerals
Gold
Geology
Host rock
Serpentinite,Sandstone
Alteration
Oxidation
Economic & production
Development status
Past Producer
Identification
Deposit ID
10103217
MRDS ID
M022308
Region
NA
Data score
C
Coordinates
37.39269, -122.23576
References
DAVIS, F.F., 1955, MINES AND MINERAL RESOURCES OF SAN MATEO COUNTY, CALIF.: CALIF. JOUR. MINES & GEOLOGY V. 51, NO. 4, P. 413