Commodities
PrimaryGold
SecondaryZinc, Copper, Mercury, Antimony, Lead, Arsenic
Materials
Ore mineralsArsenopyrite, Boulangerite, Jamesonite, Pyrite, Zinkenite
GangueTourmaline, Quartz
Geology
AlterationExtensive sericitization of plutonic rocks; late tourmaline metasomatism.
Economic & production
Development statusProspect
Identification
Deposit ID10307773
RegionNA
Data scoreB
Coordinates63.53546, -155.998
References
Patton, W.W., Jr., Moll, E.J., Dutro, J.T., Jr., Silberman, M.L., and Chapman, R.M., 1980, Preliminary geologic map of Medfra quadrangle, Alaska: U.S. Geological Survey Open-File Report 80-811-A, 1 sheet, scale l:250,000.Bundtzen, T.K., Pinney, D.S., and Laird, G.M., 1997, Preliminary geologic map and descriptive data tables from the Ophir C-1 and western Medfra C-6 quadrangles, Alaska: Alaska Division of Geological and Geophysical Surveys Public Data File Report 97-46, 10 p., 1 sheet, scale 1:63,360.