Alaska
Prospect

Alamo

Alaska, United States
SilverCopperZinc
⌖ Show on mapUSGS source ↗
Commodities
PrimarySilver, Copper, Zinc
Commodity typeM
Deposit
Model91: Massive sulfide, Besshi (Japanese deposits)
Materials
Ore mineralsChalcopyrite, Pyrite, Pyrrhotite, Sphalerite
GangueQuartz
Geology
Host rockGneiss
Associated rockDiorite
AlterationLocally conspicuous iron-staining.
Economic & production
Development statusProspect
Identification
Deposit ID10001552
MRDS IDA012299
Alternate namesGlacier
RegionNA
Data scoreB
Coordinates55.75587, -130.75787
References
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., 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.Gehrels, G.E., McClelland, W.C., Samson, S.D., Patchett, P.J., and Jackson, J.L., 1990, Ancient continental margin assemblage in the northern Coast Mountains, southeast Alaska and northwest Canada: Geology, v. 18, p. 208-211.Crawford, M.L., Crawford, W.A., and Gehrels, G.E., 2000, Terrane assembly and structural relationships in the eastern Prince Rupert quadrangle, British Columbia, in H.H. Stowell and W.C.McClelland, eds., Tectonics of the Coast Mountains, southeastern Alaska and British Columbia: Boulder, Colorado, Geological Society of America Special Paper 343, p. 1-21.?