Commodities
PrimaryMolybdenum, Copper
TertiarySilver, Lead, Zinc
Commodity typeM
Deposit
Deposit sizeS
WorkingsUnderground
Orebody formOVAL-SHAPED, ELONGATED, IRREGULAR
Ore controlFaults And Fractures, Brecciation
Materials
Ore mineralsBornite, Chalcopyrite, Molybdenite
GangueBarite, Biotite, Hematite, Magnetite, Marcasite, Pyrite, Pyrrhotite, Quartz
Geology
Host rockDiorite,Volcanic Rock (Aphanitic),Granite
Associated rockDiorite,Volcanic Rock (Aphanitic) · Seven Devils Volcanics;Quartz Diorite And Granodiorite
StructureMineralization With Faults Dipping 18 - 44 Deg.
Tectonic settingIsland Arc
AlterationGossan, Oxidation, Sericitized, Silicified, Chlorite, Potassic
Economic & production
Development statusProducer
Discovery year1921
Identification
Deposit ID10070090
MRDS IDW012772
Alternate namesRed Ledge
RegionNA
Data scoreB
Coordinates44.74177, -116.7843
References
BELL, ROBERT N., 1919, THE IXL COPPER PROSPECT: ENG. AND MINING JOURNAL, V. 108, NO. 10, P. 400 - 402.COOK, E. F., 1954, MINING GEOLOGY OF THE SEVEN DEVILS REGION: IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 97, 22 P.BRUCE, WAYNE, 1971, GEOLOGY, MINERAL DEPOSITS AND ALTERATION OF PARTS OF THE CUDDY MOUNTAIN DISTRICT, IDAHO: CORVALLIS, OREGON STATE UNIV., PHD DISSERT., 165 P.IDAHO DEPARTMENT OF LABOR AND INDUSTRIAL SERVICES, FIRST ANNUAL REPORT ADDENDUM, JULY 1, 1974 - JUNE 30, 1975, 95 P.LIVINGSTON, D.C., 1925 , A GEOLOGIC RECONNAISSANCE OF THE MINERAL AND CUDDY MOUNTAIN MINING DISTRICTS, WASHINGTON AND ADAMS COUNTIES, ID.: IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 13 , 24 P.LIVINGSTON, D.C., AND LANEY, F. B., 1920 , THE COPPER DEPOSITS OF THE SEVEN DEVILS AND ADJACENT DISTRICTS: IDAHO BUREAU OF MINES AND GEOLOGY BULL. 1 , 105 P.1954 COMPILE IDAHO BUREAU OF MINES AND GEOL., PAMPHLET 971954 DIR EXPL BEAR CREEK MINING CO.