Commodities
PrimaryCopper
SecondarySilver, Gold
Commodity typeM
Deposit
Model184: Massive sulfide, kuroko
Deposit sizeS
Orebody formLENTICULAR
Ore controlContact Between Upper And Middle Units Of The Balaklala Rhyolite.
Materials
Ore mineralsChalcopyrite, Pyrite
Geology
Host rockRhyolite
Associated rockRhyolite
StructureFaults - Not Seen At Surface, Poor Outcrops And No Lithologic Offsets In Uniform Upper Unit Of Balakalala Rhyolite Over Ore Body.
AlterationPyritization
Economic & production
Development statusPast Producer
Production years1913 - 1918 , 1923 - 1925
Identification
Deposit ID10077554
MRDS IDW025255
RegionNA
Data scoreB
Coordinates40.78124, -122.46443
References
KINKEL, A. R., HALL, W. E., AND ALBERS, J. P., 1956 , GEOLOGY AND BASE-METAL DEPOSITS OF WEST SHASTA COPPER-ZINC DISTRICT SHASTA COUNTY, CALIF., GEOLOGICAL SURVEY PROFESSIONAL PAPER 285 , PG. 149 - 151 .LYDON, P.A., O'BRIEN, J.C., 1974 , MINES AND MINERAL RESOURCES OF SHASTA COUNTY, CALIF., COUNTY REPORT 6, CALIF. DIV. MINES AND GEOLOGY, PG. 109KINKEL ET AL, 1956 PG. 150 (SEE REF.)