Alaska
Producer

Portage Creek

Alaska, United States
GoldBarium-Barite
⌖ Show on mapUSGS source ↗
Commodities
PrimaryGold
SecondaryBarium-Barite
Commodity typeB
Deposit
Model119: Placer Au-PGE
Materials
Ore mineralsGold
Geology
Host rockSchist,Gabbro,Quartzite,Marble,Metavolcanic Rock,Phyllite,Gravel
AlterationNot applicable
Economic & production
Development statusProducer
Identification
Deposit ID10002110
MRDS IDA013000
RegionNA
Data scoreB
Coordinates60.36249, -154.04156
References
Martin, G.C., and Katz, F.J., 1910, Outline of geology and mineral resources of the Iliamna and Clark lakes region: U.S. Geological Survey Bulletin 442, 426 p.Martin, G.C., and Katz, F.J., 1912, A geologic reconnaissance of the Iliamna region, Alaska: U.S. Geological Survey Bulletin 485, 138 p.Brooks, A.H., 1913, Mineral resources of Alaska, report on progress of investigations in 1912: U.S. Geological Survey Bulletin 542, 308 p.Brooks, A.H., 1914, Mineral resources of Alaska in 1913: U.S. Geological Survey Bulletin 592, p. 340-341.Martin, G.C., 1919, Alaska Mining Industry in 1917: U.S. Geological Survey Bulletin 692, p. 11-42Martin, G.C., 1920, The Alaska mining industry in 1918: U.S. Geological Survey Bulletin 712-A, p. 1-52.Capps, S.R., 1932, The Lake Clark-Mulchatna region: U.S. Geological Survey Bulletin 824, 181 p.Capps, S.R., 1935, The southern Alaska Range: U.S. Geological Survey Bulletin 862, 101 p.Cobb, E.H., 1972, Metallic mineral map of the Lake Clark quadrangle, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF-378, 1 sheet, scale 1:250,000.Cobb, E.H., 1973, Placer deposits of Alaska: U.S. Geological Survey Bulletin 1374, 213 p.Cobb, E.H., 1976, Summary of references to mineral occurrences (other than mineral fuels and construction materials) in the Iliamna, Lake Clark, Lime Hills, and McGrath quadrangles, Alaska: U.S. Geological Survey Open-File Report 76-485.Bundtzen, T.K., and Kline, J.T., 1979, Portage Creek gold placers, Lake Clark quadrangle, Iliamna District, Alaska: Alaska Division of Geological and Geophysical Surveys Open-File Report 120, 13 p.Cobb, E.H., and Reed, B.L., 1981, Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in the Iliamna, Lake Clark, Lime Hills, and McGrath quadrangles, Alaska - Supplement to Open-File Report 76-485: U.S. Geological Survey Open-File Report 81-1343-A, 25 p.Cobb, E.H., and Reed, B.L., 1981, Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in the Iliamna, Lake Clark, Lime Hills, and McGrath quadrangles, Alaska - Supplement to Open-File Report 76-485: U.S. Geological Survey Open-File Report 81-1343-B, 20 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.