Alaska
Past Producer

Kennicott Mine

Alaska, United States
CopperSilverZincLead
⌖ Show on mapUSGS source ↗
Commodities
PrimaryCopper, Silver
SecondaryZinc, Lead
Commodity typeM
Deposit
Model87: Basaltic Cu (BC name is Volcanic redbed Cu)
Materials
Ore mineralsAzurite, Bornite, Chalcocite, Chalcopyrite, Cinnabar, Covellite, Enargite, Galena, Malachite, Sphalerite, Tennantite, Luzonite
Geology
AlterationOxidation 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 (?).
Economic & production
Development statusPast Producer
Identification
Deposit ID10308912
MRDS IDA010706
Alternate namesErie, Jumbo, Bonanza, Mother Lode
RegionNA
Data scoreB
Coordinates61.52767, -142.84649
References
Bateman, A.M., and McLaughlin, D.H., 1920, Geology of the ore deposits of Kennecott, Alaska: Economic Geology, v. 15, p. 1-80.Miller, D.J., 1946, Copper deposits of the Nizina district, Alaska: U.S. Geological Survey Bulletin 947F, p. 93-120.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.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., 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.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.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.MacKevett, E.M., Jr., 1971, Stratigraphy and general geology of the McCarthy C-5 quadrangle, Alaska: U.S. geological Survey Bulletin 1323, 35 p.