Commodities
PrimaryCopper
SecondaryIron
Commodity typeM
Materials
Ore mineralsChalcopyrite, Magnetite
GangueCalcite, Chlorite, Diopside, Epidote, Garnet, Pyrite, Pyrrhotite, Quartz
Geology
Host rockLimestone · Chitistone Limestone
Associated rockDiorite
AlterationContact metamorphism of limestone
Economic & production
Development statusProspect
Identification
Deposit ID10001057
MRDS IDA011736
RegionNA
Data scoreB
Coordinates61.55855, -143.74363
References
Moffit, F.H., and Mertie, J.B., Jr., 1923, The Kotsina-Kuskulana district, Alaska: U.S. Geological Survey Bulletin 745, 149 p.Miller, D.J., 1946, Copper deposits of the Nizina district, Alaska: U.S. Geological Survey Bulletin 947F, p. 93-120.Berg, H.C., and Cobb, E.H., 1967, Metalliferous Lode Deposits of Alaska. U.S. Geological Survey Bulletin 1246, 254 p.MacKevett, E.M., Jr., 1976, Mineral deposits and occurrences in the McCarthy quadrangle, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF-773-B, scale 1:250,000.MacKevett, E.M., Jr., Smith, J.G., Jones, D.L., and Winkler, G.R., 1978, Geologic map of the McCarthy C-8 quadrangle, Alaska: U.S. Geological Survey Geologic Quadrangle Map GQ-1418, scale 1:63,360.MacKevett, E.M., Jr., Smith, J.G., Jones, D.L., and Winkler, G.R., 1978, Geologic map of the McCarthy C-8 quadrangle, Alaska: U.S. Geological Survey Geologic Quadrangle Map GQ-1418, 1 sheet, scale 1:63,360.