Commodities
PrimaryCopper
TertiaryGold, Silver
Commodity typeM
Deposit
Deposit sizeS
WorkingsSurface/Underground
Orebody formIRREGULAR
Ore controlFractures ; Planes Of Schistosity
Materials
Ore mineralsChalcocite, Chalcopyrite, Malachite
GanguePyrite
Geology
Host rockTuff,Andesite
Associated rockTuff,Andesite · Seven Devils Volcanics-Andesite, Tuff
Tectonic settingIsland Arc Volcanic Chain
AlterationBleached, Sericitization, Silicification, Pyritization
Economic & production
Development statusPast Producer
Discovery year1900
Identification
Deposit ID10070214
MRDS IDW012965
Alternate namesGreat Western Mine, Great Eastern
RegionNA
Data scoreB
Coordinates45.52627, -116.52791
References
WAGNER, W. R., 1945, A GEOLOGICAL RECONNAISSANCE BETWEEN THE SNAKE AND SALMON RIVERS NORTH OF RIGGINS, ID: IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 74, 16 PWAGNER, W. R., 1945, ID. BUREAU OF MINES AND GEOL., PAMPHLET 74