Mine detail: Kennicott Mine

Previously called 'Mother LodeBonanzaJumboErie'

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Location

Lat / long: 61.52767, -142.8465

Resource(M)

Primary: Copper, Silver
Ore: Azurite, Bornite, Chalcocite, Chalcopyrite, Cinnabar, Covellite, Enargite, Galena, Malachite, Sphalerite, Tennantite, Luzonite

Production

Operation type: Unknown
Development status: Past Producer

Geology

Alteration processes:Oxidation of deposits is not related to present land surface. Practically entire deposit has been partially oxidized even in deepest levels of mine. Oxidized minerals are malachite, azurite, limonite, covellite, antlerite, chalcanthite, cuprite, Cu arsenates, brochantite (?).

References

MRDSA010706
DEP10308912
Reference{Deposit:: Bateman, A.M., and McLaughlin, D.H., 1920, Geology of the ore deposits of Kennecott, Alaska: Economic Geology, v. 15, p. 1-80.}{Deposit:: Miller, D.J., 1946, Copper deposits of the Nizina district, Alaska: U.S. Geological Survey Bulletin 947F, p. 93-120.}{Deposit:: MacKevett, E.M., Jr., 1970, Geologic map of the McCarthy C-5 quadrangle, Alaska: U.S. Geological Survey Geologic Quadrangle Map GQ-899, scale 1:63,360.}{Deposit:: 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.}{Deposit:: MacKevett, E.M., Jr., Albert, N.R.D., Barnes, D.F., Case, J.E., Robinson, Keith, and Singer, D.A., 1977, The Alaska Mineral Resource Assessment Program--Background information to accompany folio of geologic and mineral resource maps of the McCarthy quadrangle, Alaska: U.S. Geological Survey Circular 739, 23 p.}{Deposit:: Cobb, E.H., and MacKevett, E.M., Jr., 1980, Summaries of data on and lists of references to metallic and selected nonmetallic mineral deposits in the McCarthy Quadrangle, Alaska: U.S. Geological Survey Open-File Report 80-885, 156 p.}{Deposit:: Armstrong, A.K., and MacKevett, E.M., Jr., 1982, Stratigraphy and diagenetic history of the lower part of the Triassic Chitistone Limestone, Alaska: U.S. Geological Survey Professional Paper 1212-A, 26 p.}
ReporterElliott, R.L, Nokleberg, W.J., Richter, D.H.