|Quadrangle map, 1:250,000-scale||SV|
|Quadrangle map, 1:63,360-scale||C-2|
|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 descriptionPieces 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.|
|Workings or exploration||Martin and others (1915) report little physical exploration.|
|Indication of production||None|
|Reserve estimates||None reported.|
Additional commentsThis occurrence is within Kenai Fjords National Park; the area is closed to mineral entry.
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.
|Reporters||Jeff A. Huber (Anchorage)|
|Last report date||2/4/1999|