Alaska
Past Producer

Kolmakof

Alaska, United States
Mercury
⌖ Show on mapUSGS source ↗
Commodities
PrimaryMercury
Commodity typeM
Deposit
Model178: Almaden Hg
Materials
Ore mineralsCinnabar
GangueQuartz
Geology
Host rockSiltstone · Kuskokwim Group;Kuskokwim Group;
AlterationSills and dikes altered to silica-carbonate rock
Economic & production
Development statusPast Producer
Identification
Deposit ID10002486
MRDS IDA013423
RegionNA
Data scoreB
Coordinates61.59936, -158.90287
References
Smith, P.S., and Maddren, A.G., 1915, Quicksilver deposits of the Kuskokwim region, in Brooks, A.H., and others, Mineral resources of Alaska, Report on progress of investigations in 1914: U.S. Geological Survey Bulletin 622, p. 272-291.Cady, W.M., Wallace, R.E., Hoare, J.M., and Webber, E.J., 1955, The central Kuskokwim region, Alaska: U.S. Geological Survey Professional Paper 268, 132 p.Jasper, M.W., 1961, Cinnabar province, Kuskokwim region: Alaska Division of Mines and Minerals, Report for the Year 1961, p. 65-79.Sainsbury, C.L. and MacKevett, E.M., Jr., 1965, Quicksilver deposits of southwestern Alaska: U.S. Geological Survey Bulletin 1187, 89 p.Berg, H.C., and Cobb, E.H., 1967, Metalliferous Lode Deposits of Alaska. U.S. Geological Survey Bulletin 1246, 254 p.Cobb, E.H., 1972, Metallic mineral resources map of the Sleetmute quadrangle, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF-368, scale 1:250,000.Merrill, C.W., and Maloney, R.P., 1974, Kolmakof mercury deposits: U.S. Bureau of Mines Open-File Report 21-75, 21 p.Cobb, E.H., 1976, Summary of references to mineral occurrences (other than mineral fuels and construction materials) in the Dillingham, Sleetmute, and Taylor Mountain quadrangles, Alaska: U.S. Geological Survey Open-File Report 76-606, 92 p.Meyer, M.P., 1985, Mineral investigation of the Iditarod-George planning block, central Kuskokwim River area, Alaska: U.S. Bureau of Mines Open-File Report 9-85, 232 p., 4 sheets, scale 1:250,000.Rytuba, J.J., 1986, Descriptive model of Almaden Hg, in Cox, D.P., and Singer, D.A., eds. Mineral Deposit Models: U.S. Geological Survey Bulletin 1693, p. 180.Miller, M.L., Belkin, H.E., Blodgett, R.B., Bundtzen, T.K., Cady, J.W., Goldfarb, R.J., Gray, J.E., McGimsey, R.G., and Simpson, S.L., 1989, Pre-field study and mineral resource assessment of the Sleetmute quadrangle, southwestern Alaska: U.S. Geological Survey Open-File Report 89-363, 115 p., 3 plates, scale 1:250,000.Cobb, E.H., 1976, Summary of references to mineral occurrences (other than mineral fuels and construction materials) in the Dillingham, Sleetmute, and Taylor Mountains quadrangles, Alaska: U.S. Geological Survey Open-File Report 76-606, 92 p.Jasper, Martin, 1961, Cinnabar province, Kuskokwim region, in Williams, J.A., Report of the Alaska Division of Mines and Minerals Report for the Year 1961: Alaska Division of Mines and Minerals Annual Report, p. 65-79.