Commodities
PrimarySilver, Gold
TertiaryLead, Copper, Antimony, Zinc
Commodity typeM
Deposit
Deposit sizeS
WorkingsUnderground
Orebody formSEAMS, STRINGERS
Materials
Ore mineralsChalcopyrite, Galena, Gold, Sphalerite, Tetrahedrite
GangueCalcite, Pyrite, Quartz
Geology
Host rockAndesite
Associated rockAndesite · Challis Volcanics-Andesite
StructureAbc Fault
AlterationSericite
Economic & production
Development statusPast Producer
First production1897
Discovery year1878
Identification
Deposit ID10071105
MRDS IDW014325
RegionNA
Data scoreB
Coordinates44.37299, -114.67983
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.1913 GEOLMAP UMPLEBY, J. B., BULL. 5391949 RECON IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 83BELL, R.N., 1908, NINTH ANNUAL REPORT OF THE MINING INDUSTRY OF IDAHO FOR THE YEAR 1907, P. 77.U.S. BUREAU OF MINES OPEN-FILE REPORT MLA 6-91, 1991, TABLE A-3, NO. 450, P. 212.ANDERSON, A. L., 1949, IDA. BUREAU OF MINES - GEOL. PAMPHLET 83, P. 22