Mine detail: Unnamed

Previously called ''

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Location

Lat / long: 62.55341, -152.19975

Resource(M)

Primary: Copper, Gold, Silver
Ore: Bornite, Chalcopyrite, Gold
Gangue: Calcite, Diopside, Garnet, Wollastonite

Production

Operation type: Unknown
Development status: Occurrence

Geology

Host type:Limestone
Associated rock:Dall Stock
Associated type:Diorite
Alteration processes:Development of calc-silicate mineral assemblages in tactitized limestone, and silicification of argillite and siltstone (C.C. Hawley and Associates, Inc., 1978).

References

MRDSA011566
DEP10000908
Reference{Deposit:: Cobb, E.H., 1973, Placer deposits of Alaska: U.S. Geological Survey Bulletin 1374, 213 p.}{Deposit:: 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.}{Deposit:: 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.}{Deposit:: 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.}{Deposit:: 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.}{Deposit:: 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.}{Deposit:: 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.}{Deposit:: 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.}
ReporterMadelyn A. Millholland