Commodities
PrimaryManganese
SecondaryIron
Commodity typeM
Geology
Host rockSandstone
AlterationExtensive development of iron and manganese oxides.
Economic & production
Development statusOccurrence
Identification
Deposit ID10001650
MRDS IDA012424
RegionNA
Data scoreD
Coordinates63.05947, -154.84293
References
Berg, H.C., and Cobb, E.H., 1967, Metalliferous Lode Deposits of Alaska. U.S. Geological Survey Bulletin 1246, 254 p.Patton, W.W., Jr., and Moll, E.J., 1983, Mineral resource assessment map of the Medfra quadrangle, Alaska: U.S. Geological Survey Open-File Report 80-811-G, 3 sheets, scale 1:250,000.Bundtzen, T.K., and Miller, M.L., 1997, Precious metals associated with Late Cretaceous-early Tertiary igneous rocks of southwestern Alaska, in Goldfarb, R.J., and Miller, L.D., eds., Economic Geology Monograph #9, Mineral Deposits of Alaska, p. 242-286.