California · San Luis Obispo County
Past Producer

Los Osos Mine

San Luis Obispo County, California, United States
CopperGoldSand and GravelConstruction
⌖ Show on mapUSGS source ↗
Commodities
PrimaryCopper
SecondaryGold, Sand and Gravel, Construction
Commodity typeB
Deposit
Deposit typeSedimentary
Deposit sizeS
WorkingsUnderground
Economic & production
Development statusPast Producer
Production years1860'S (?)
Identification
Deposit ID10077399
MRDS IDW025011
RegionNA
Data scoreD
Coordinates35.28497, -120.78404
References
ERIC, J.H., 1948 : COPPER IN CALIFORNIA BULL. 144 ; DIV. OF MINES, P. 321FRANKE, H. A., 1935 ; MINES AND MINERAL RESOURCES OF SAN LUIS OBISPO COUNTY; CALIF. JOUR. MINES AND GEOLOGY, VOL. 31 , NO. 4 ; DIV. OF MINES, P. 417LAIZURE, C. MCK., 1925 ; SAN FRANCISCO FIELD DIV.; 21ST REPT. STATE MIN.; CALIF. MIN. BUR., P. 511 .FRANKE, H.A., 1935