Alaska
Occurrence

Unnamed

Alaska, United States
CopperGoldSilver
⌖ Show on mapUSGS source ↗
Commodities
PrimaryCopper, Gold, Silver
Commodity typeM
Deposit
Model59: Skarn Cu
Materials
Ore mineralsBornite, Chalcopyrite, Gold
GangueCalcite, Diopside, Garnet, Wollastonite
Geology
Host rockLimestone
Associated rockDiorite · Dall Stock
AlterationDevelopment of calc-silicate mineral assemblages in tactitized limestone, and silicification of argillite and siltstone (C.C. Hawley and Associates, Inc., 1978).
Economic & production
Development statusOccurrence
Identification
Deposit ID10000908
MRDS IDA011566
RegionNA
Data scoreC
Coordinates62.55341, -152.19976
References
Cobb, E.H., 1973, Placer deposits of Alaska: U.S. Geological Survey Bulletin 1374, 213 p.Reed, B.L., and Lanphere, M.A., 1972, Generalized geologic map of the Alaska-Aleutian range batholith showing potassium-argon ages of the plutonic rocks: U.S. Geological Survey Miscellaneous Field Studies Map MF-372, 2 sheets, scale 1:1,000,000.C.C. Hawley and Associates, Inc., 1978, Mineral appraisal of lands adjacent to Mt. McKinley National Park, Alaska: U.S. Bureau of Mines Open-File Report 24-78, 275 p., 7 plates.Reed, B.L., Nelson, S.W., Curtin, G.C., and Singer, D.A., 1978, Mineral resources map of the Talkeetna Quadrangle, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF-870-D, 1 sheet, scale 1:250,000.Cobb, E.H., and Reed, B.L., 1980, Summaries of data and lists of reference to metallic and selected nonmetallic mineral deposits in the Talkeetna quadrangle, Alaska: U.S. Geological Survey Open-File Report 80-884, 106 p.Reed, B.L., and Nelson, S.W., 1980, Geologic map of the Talkeetna quadrangle: U.S. Geological Survey Miscellaneous Investigations Map I-1174, scale 1:250,000.Nelson, S.W., Foley, J.Y., and Nelson, B.K., 1992, Metal-rich lamprophyric and associated alkaline mafic, ultramafic and intermediate to felsic rocks from composite plutons, central Alaska Range, Alaska [abs.]: International Conference on Arctic Margins, Anchorage, Alaska, September 2-4, 1992, Abstracts with Program.Foley, J.Y., Light, T.D., Nelson, S.W., and Harris, R.A., 1997, Mineral occurrences associated with mafic-ultramafic and related alkaline complexes in Alaska: Economic Geology, Monograph 9, p. 396-449.Mertie, J.B., Jr., 1919, Platinum-bearing gold placers of the Kahiltna Valley: U.S. Geological Survey Bulletin 692-D, p. 233-264.MacKevett, E.M., Jr., and Holloway, C.D., 1977, Map showing metalliferous and selected non-metalliferous mineral deposits in the eastern part of southern Alaska: U.S. Geological Survey Open-File Report 77-169-A, 99 p., 1 sheet, scale 1:1,000,000.