Commodities
PrimarySilver, Gold, Lead
Commodity typeM
Deposit
Model85: Polymetallic veins
Materials
Ore mineralsGalena, Pyrite, Pyrrhotite
GangueQuartz
Geology
Host rockSiltstone · Hazelton Group
Associated rockArgillite · Hazelton Group;Hazelton Group;Hazelton Group
AlterationLocal intense iron staining.
Economic & production
Development statusProspect
Identification
Deposit ID10000164
MRDS IDA010200
Alternate namesMarmot group
RegionNA
Data scoreB
Coordinates56.02588, -130.35565
References
Buddington, A.F., 1929, Geology of Hyder and vicinity, southeastern Alaska, with a reconnaissance of Chickamin River: U.S. Geological Survey Bulletin 807, 124 p.Berg, H.C., Elliott, R.L., Smith, J.G., Pittman, T.L., and Kimball, A. L., 1977, Mineral resources of the Granite Fiords wilderness study area, Alaska, with a section on aeromagnetic data by Andrew Griscom: U.S. Geological Survey Bulletin 1403, 151 p.Elliott, R.L., and Koch, R.D., 1981, Mines, prospects, and selected metalliferous mineral occurrences in the Bradfield Canal quadrangle, Alaska: U.S. Geological Survey Open-File Report 81-728-B, 23 p., 1 sheet, scales 1:250,000 and 1:63,360.Koch, R.D., 1996, Reconnaissance geologic map of the Bradfield Canal quadrangle, southeastern Alaska: U.S. Geological Survey Open-File Report 81-728-A, 35 p., 1 sheet, scale 1:250,000.