Commodities
PrimaryMolybdenum, Zinc, Copper, Gold
Commodity typeM
Materials
Ore mineralsChalcopyrite, Gold, Molybdenite, Pyrrhotite, Sphalerite
GangueQuartz
Geology
Host rockQuartzite
Associated rockQuartz Monzonite
AlterationWeathered pyrrhotite gives a rusty color to the surface outcrop.
Economic & production
Development statusProspect
Identification
Deposit ID10001544
MRDS IDA012291
RegionNA
Data scoreB
Coordinates55.74977, -130.22174
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.Smith, J.G., 1977, Geology of the Ketchikan D-1 and Bradfield Canal A-1 quadrangles, Alaska: U.S. Geological Survey Bulletin 1425, 49 p.Elliott, R.L., Berg, H.C., and Karl, Susan, 1978, map and table describing metalliferous and selected nonmetalliferous mineral deposits, Ketchikan and Prince Rupert quadrangles, Alaska: U.S. Geological Survey Open-file Report, 78-73-B,17 p., scale 1:250,000.Berg, H.C., Elliott, R.L., and Koch, R.D., 1988, Geologic map of the Ketchikan and Prince Rupert quadrangles, southeastern Alaska: U.S. Geological Survey Mineral Investigations Series Map MF-1807,27 p., scale 1:250,000.