Commodities
PrimaryCopper
SecondarySilver, Gold, Iron
Commodity typeM
Deposit
Model184: Massive sulfide, kuroko
Deposit sizeY
WorkingsUnderground
Orebody formTABULAR
Ore controlBroad Ore Control For Main Ore Zone Is The Contact Between Overlying Upper And Middle Units Of The Balaklala Rhyolite. More Detail Controls Appear To Be Basin - Shaped Fold In Rocks And Thin Layers Of Bedding - Plane Foliation In Flat - Lying Pyroclastic Rock And Shaly Tuff.
Materials
Ore mineralsChalcopyrite, Gold, Greenockite, Malachite, Pyrite, Sphalerite, Tetrahedrite
GangueBarite, Calcite, Chlorite, Quartz, Sericite
Geology
Host rockRhyolite · Balaklala Rhyolite
StructureFaults, Folds And Warps. Most Faults Have Small Offsets - Not Recognized At Surface. The Balaklala Fault Has Vertical Displacement Of 220 Ft., Downthrown On The North.
Tectonic settingIsland Arc
AlterationSericite, Silicification, Pyritization
Economic & production
Development statusPast Producer
Production years1890S, 1906-1911, 1914-1919, 1924-1925, 1926-1928, 1948
First production1895
Last production1948
Identification
Deposit ID10077587
MRDS IDW025289
Alternate namesWindy Camp
RegionNA
Data scoreB
Coordinates40.72513, -122.49916
References
BROWN, C. G., 1914 , 14TH REPORT OF THE STATE MINERALOGIST, CALIF. MIN. BUR. REPT. 14 , PG. 761 - 762 .CRAWFORD, J. J., 1894 , 12TH REPORT OF THE STATE MINERALOGIST, CALIF. MIN. BUR. REPT. 12 , PG. 245 .KINKEL ET AL., 1956 , GEOLOGY AND BASE METAL DEPOSITS OF WEST SHASTA COPPER - ZINC DISTRICT, CALIF., GEOLOGICAL SURVEY PROFESSIONAL PAPER 285 , PG. 102 - 107 .