Commodities
PrimarySilver, Zinc, Lead, Molybdenum, Copper
Commodity typeM
Deposit
Model79: Porphyry Cu-Mo85: Polymetallic veins
Materials
Ore mineralsArsenopyrite, Chalcopyrite, Galena, Molybdenite, Sphalerite
GangueAlbite, Fluorite, Kaolinite, Quartz, Sericite
Geology
Host rockGranite
Associated rockGranite · Styx River Batholith
AlterationGranite locally replaced by quartz-sericite-kaolinite-albite assemblages.
Economic & production
Development statusOccurrence
Identification
Deposit ID10002171
MRDS IDA013068
RegionNA
Data scoreB
Coordinates61.73337, -153.20055
References
Gamble, B.M., Bailey, E. A., and Reed, B. L., 1989, Gold occurrences near Snowcap Mountain, Lime Hills B-2 quadrangle, Alaska: U.S. Geological Survey Open-File Report 89-0646, 8 p.Reed, B.L., and Elliott, R.L., 1970, Reconnaissance geologic map, analyses of bedrock and stream sediment samples, and an aeromagnetic map of parts of the southern Alaska Range: U.S. Geological Survey Open-File Report 70-217, 145 p., 1 sheet, scale 1:250,000. (Also published as U.S. Geological Survey Open-File Report 413).Cobb, E.H., and Reed, B.L., 1981, Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in the Iliamna, Lake Clark, Lime Hills, and McGrath quadrangles, Alaska; Supplement to Open-File Report 76-485; Part A, Summaries to January 1, 1981: U.S. Geological Survey Open-File Report 81-1343-A, 25 p.Cobb, E.H., 1972, Metallic mineral resources map of the Lime Hills quadrangle, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF-412, 1 sheet, scale 1:250,000.Cobb, E.H., 1976, Summary of references to mineral occurrences (other than mineral fuels and construction materials) in the Iliamna, Lake Clark, Lime Hills, and McGrath quadrangles, Alaska: U.S. Geological Survey Open-File Report 76-485, 101 p.