Alaska
Occurrence

West Chilligan

Alaska, United States
LeadMolybdenumCopperSilverZinc
⌖ Show on mapUSGS source ↗
Commodities
PrimaryLead, Molybdenum, Copper, Silver, Zinc
Commodity typeM
Deposit
Model79: Porphyry Cu-Mo
Materials
Ore mineralsChalcopyrite, Galena, Molybdenite, Pyrite, Sphalerite
GangueChlorite, Clay, Quartz, Sericite
Geology
Host rockSiltstone
Associated rockDiorite,Volcanic Rock (Aphanitic)
AlterationArgillization and quartz-chlorite veining.
Economic & production
Development statusOccurrence
Identification
Deposit ID10002180
MRDS IDA013077
RegionNA
Data scoreB
Coordinates61.46614, -153.24997
References
Resource Associates of Alaska, Inc., 1976, Geology and geochemistry of certain land within the Lake Clark National Park: Contract report for U.S. Bureau of Mines, 109 p.Gamble, B.M., Bailey, E. A., and Reed, B. L., 1989, Gold occurrences near Snowcap Mountain, Lime Hills B-2 quadrangle, Alaska: U.S. Geological Survey Open-File Report 89-0646, 8 p.Cobb, E.H., and Reed, B.L., 1981, Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in the Iliamna, Lake Clark, Lime Hills, and McGrath quadrangles, Alaska; Supplement to Open-File Report 76-485; Part A, Summaries to January 1, 1981: U.S. Geological Survey Open-File Report 81-1343-A, 25 p.