Unnamed Occurrence (ARDF - PM020; east of Albatross Anchorage), Alaska Peninsula District, Aleutians East Borough, Alaska, USA
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Location: The map site of this occurrence is located on the Alaska Peninsula near the east shore of Albatross Anchorage at the head of Balboa Bay (Berg and Cobb,1967, locality 5; Cobb, 1972 [MF 433], locality 2; MacKevett and Holloway, 1977, locality 2; Wilson and others, 1988, locality 2). The site is at an elevation of about 250 feet, in the W1/2 of sec. 14, T. 51 S., R. 74 W., of the Seward Meridian. The location is accurate to within 2,500 feet.
Geology: At this occurrence chalcopyrite, galena, pyrite, and sphalerite occur in a shear zone (Atwood, 1909) cutting Miocene andesite (Wilson and others, 1995). Atwood mentions several prospects and one short adit, all abandoned at the time of his visit.
Workings: A short adit was driven on this occurrence but was abandoned by 1909.
Age: Miocene or younger.
Commodities (Major) - Cu; (Minor) - Pb, Zn
Development Status: None
Deposit Model: Polymetallic vein (Cox and Singer, 1986; model 22c)
Mineral List
4 entries listed. 4 valid minerals.
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References
Atwood, W.W., 1909, Mineral resources of southwest Alaska, in Brooks, A.H., and others, Mineral resources of Alaska in 1908: U.S. Geological Survey Bulletin 379, p. 108-152. Atwood, W.W., 1911, Geology and mineral resources of parts of the Alaska Peninsula: U.S. Geological Survey Bulletin 467, 137 p. Berg, H.C., and Cobb, E.H., 1967, Metalliferous lode deposits of Alaska: U.S. Geological Survey Bulletin 1246, 254 p. Brooks, A.H., 1921, The future of Alaska mining, in Martin, G.C., and others, Mineral resources of Alaska, 1917: U.S. Geological Survey Bulletin 714-A, p. 5-57. Cobb, E.H., 1972, Metallic mineral resources map of the Port Moller quadrangle, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF-443, 1 sheet, scale 1:250,000. Cobb, E.H., 1980, Summaries of data and lists of references to metallic and selected nonmetallic mineral deposits in fifteen quadrangles in southwestern and west-central Alaska: U.S. Geological Survey Open-File Report 80-909, 103 p. MacKevett, E.M., Jr., and Holloway, C.D., 1977, Map showing metalliferous mineral deposits in the western part of southern Alaska: U.S. Geological Survey Open-File Report 77-169-F, 38 p., 1 sheet, scale 1:1,000,000. Wedow, Helmuth, Jr., White, M.G., and Moxham, R.M., 1952, Interim report on an appraisal of the uranium possibilities of Alaska: U.S. Geological Survey Open-File Report 52-165, 124 p. Wilson, F.H., Detterman, R.L., Miller, J. W., and Case, J.E., 1995, Geologic map of the Port Moller, Stepovak Bay, and Simeonof Island quadrangles, Alaska: U.S. Geological Survey Miscellaneous Investigation Series Map I-2272, 1 sheet, scale 1:250,000. Wilson, F.H., White, W.H., and DuBois, G.D., 1988, Brief descriptions of mines, prospects, and mineral occurrences in the Port Moller and Stepovak Bay quadrangles, Alaska Peninsula: U.S. Geological Survey Open-File Report 88-666, 128 p., 1 plate, scale 1:250,000.
