Commodities
PrimarySilver, Gold
TertiaryCopper, Zinc, Lead
Commodity typeM
Deposit
Deposit sizeS
WorkingsUnderground
Ore controlFissures
Materials
Ore mineralsArgentite, Cerargyrite, Chalcopyrite, Galena, Gold, Silver, Sphalerite
GanguePyrite, Quartz
Geology
Host rockTuff,Andesite
Associated rockTuff,Andesite · Challis Volcanics-Andesite, Tuff
AlterationSericitized
Economic & production
Development statusPast Producer
First production1875
Discovery year1875
Identification
Deposit ID10071092
MRDS IDW014307
RegionNA
Data scoreB
Coordinates44.38929, -114.71783
References
UMPLEBY, J. B., 1913, SOME ORE DEPOSITS IN NORTHWESTERN CUSTER COUNTY, IDAHO: USGS BULL. 539, 104 P.ANDERSON, A. L., 1949, SILVER - GOLD DEPOSITS OF THE YANKEE FORK DISTRICT, CUSTER COUNTY, IDAHO: IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 83, 37 P.STILES, C. A., 1976 , GEOLOGY AND ALTERATION OF THE WEST FORK MAYFIELD CREEK AREA, CUSTER COUNTY, IDAHO: MOSCOW, IDAHO, UNIV. OF IDAHO M.S. THESIS, P. 103 - 106 .ROSS, C. P., 1927 , ORE DEPOSITS IN THE TERTIARY LAVA IN THE SALMON RIVER MOUNTAINS, IDAHO: IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 25 , 20 P.U.S. BUREAU OF MINES OPEN-FILE REPORT MLA 6-91, 1991, TABLE A-3, NO. 435, P. 208.1927 OTHER IDAHO BUREAU OF MINES AND GEOLOGY PAMPH 251949 RECON IDAHO BUREAU OF MINES AND GEOLOGY PAMPH 83