Commodities
PrimarySulfur
Commodity typeN
Materials
Ore mineralsPyrite, Sulfur
GangueOpal
Geology
Host rockVolcanic Rock (Aphanitic)
Associated rockVolcanic Rock (Aphanitic)
AlterationArgillic?
Economic & production
Development statusOccurrence
Identification
Deposit ID10002316
MRDS IDA013229
RegionNA
Data scoreD
Coordinates55.89925, -159.90245
References
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.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., scale 1:250,000.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 map sheet, scale 1:250,000.Eakins, G.R., 1970, Mineralization near Stepovak Bay, Alaska Peninsula, Alaska: Alaska Division of Mines and Geology Special Report 4, 12 p.Maddren, A.G., 1919, Sulfur on Unalaska and Akun Islands and near Stepovak Bay: U.S. Geological Survey Bulletin 692-E p. 283-298.