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Morris, Sheridan, Kupper, and Lee

Occurrence, Inactive

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Commodities and mineralogy

Main commodities Cu
Ore minerals chalcopyrite
Gangue minerals quartz

Geographic location

Quadrangle map, 1:250,000-scale SV
Quadrangle map, 1:63,360-scale C-2
Latitude 59.57
Longitude -150.39
Nearby scientific data Find additional scientific data near this location
Location and accuracy Large pieces of quartz-chalcopyrite bearing float have been found on the east shore of James Lagoon, within the east arm of Nuka Bay. This is Cobb's (1972, MF-397) location 32. This location is accurate to within half a mile.

Geologic setting

Geologic description

Pieces of quartz float up to five feet in diameter containing chalcopyrite have been found. Bedrock in this area is Cretaceous Valdez Group graywacke and slate, that has been intruded by Tertiary granitic dikes (Cobb, 1979, OFR 80-87).
Geologic map unit (-150.392107792566, 59.5694233329855)
Mineral deposit model Insufficient information to classify
Alteration of deposit None reported.

Production and reserves

Workings or exploration Martin and others (1915) report little physical exploration.
Indication of production None
Reserve estimates None reported.

Additional comments

This occurrence is within Kenai Fjords National Park; the area is closed to mineral entry.

References

MRDS Number 10308346

References

Cobb, E.H., 1972, Metallic mineral resources map of the Seldovia quadrangle, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF-397, 1 sheet, scale 1:250,000.
Cobb, E.H., 1979, Summary of references to mineral occurrences (other than minerals fuels and construction materials) in the Seldovia quadrangle, Alaska: U.S. Geological Survey Open-file Report 80-87, 47 p.
Grant, U.S., and Higgins, D.F., Jr., 1910, Preliminary report on the mineral resources of the southern part of Kenai Peninsula: U.S. Geological Survey Bulletin 442-D, p. 166-178.
Martin G.C., Johnson, B.L., and Grant, U.S., 1915, Geology and mineral resources of Kenai Peninsula, Alaska: U.S. Geological Survey Bulletin 587, 243 p.
Reporters Jeff A. Huber (Anchorage)
Last report date 2/4/1999