Commodities
PrimaryMolybdenum, Zinc, Lead
SecondarySilver, Tin, REE, Barium-Barite
Commodity typeM
Deposit
Model80: Porphyry Mo, low-F
Materials
Ore mineralsGalena, Molybdenite, Scheelite, Sphalerite
GangueFluorite, Pyrite, Pyrrhotite, Quartz
Geology
Host rockHornblendite
Associated rockDiorite,Hornblendite · Windy Creek Pluton
AlterationAlteration in the intrusive rocks includes limonite staining, weak to strong sericitization of plagioclase, and variable chloritization and sericitization of hornblende (Till and others, 1986).
Economic & production
Development statusProspect
Identification
Deposit ID10001921
MRDS IDA012754
RegionNA
Data scoreB
Coordinates65.13936, -162.5933
References
Miller, T.P., Elliott, R.L., Grybeck, D.J., and Hudson, T.L., 1971, Results of geochemical sampling in the northern Darby Mountains, Seward Peninsula, Alaska: U.S. Geological Survey Open-File Report 478, 12 p.Miller, T.P., Grybeck, D.J., Elliott, R.L., and Hudson, T.L., 1972, Preliminary geologic map of the eastern Solomon and southeastern Bendeleben quadrangles, eastern Seward Peninsula, Alaska: U.S. Geological Survey Open-File Report 72-256, 11 p.Till, A.B., Dumoulin, J.A., Gamble, B. ., Kaufman, D.S., and Carroll, P.I., 1986, Preliminary geologic map and fossil data, Soloman, Bendeleben, and southern Kotzebue quadrangles, Seward Peninsula, Alaska: U.S. Geological Survey Open-File Report 86-276, 10 p., 3 plates, scale 1:250,000.Gamble, B.M., 1988, Non-placer mineral occurrences in the Solomon, Bendeleben, and southern part of the Kotzebue quadrangles, western Alaska: U.S. Geological Survey Map MF-1838-B, 13 p., 1 sheet, scale 1:250,000.