Mine detail: Willis

Previously called 'Willis and Fuller'

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Location

Lat / long: 61.80939, -157.37286

Resource(M)

Primary: Mercury
Ore: Cinnabar, Stibiconite, Stibnite
Gangue: Apatite, Dickite, Hematite, Limonite, Quartz, Sphene

Production

Operation type: Unknown
Development status: Past Producer

Geology

Host rock:Kuskokwim Group;Kuskokwim Group
Host type:Siltstone
Alteration processes:Igneous Intrusive Rocks Argillized

References

MRDSA013434
DEP10002495
Reference{Deposit:: Webber, B.S., Bjorklund, S.C., Rutledge, F.A., Thomas, B.I., and Wright, W.S., 1947, Mercury deposits of southwestern Alaska: U.S. Bureau of Mines Report of Investigations 4065, 57 p.}{Deposit:: Cady, W.M., Wallace, R.E., Hoare, J.M., and Webber, E.J., 1955, The central Kuskokwim region, Alaska: U.S. Geological Survey Professional Paper 268, 132 p.}{Deposit:: Sainsbury, C.L., and MacKevett, E.M. Jr., 1960, Structural control in five quicksilver deposits in southwestern Alaska, in Geological Survey Research in 1960: U.S. Geological Survey Professional Paper 400-B, p. B35-B38.}{Deposit:: Jasper, M.W., 1961, Cinnabar province, Kuskokwim region: Alaska Division of Mines and Minerals, Report for the Year 1961, p. 65-79.}{Deposit:: Sainsbury, C.L. and MacKevett, E.M., Jr., 1965, Quicksilver deposits of southwestern Alaska: U.S. Geological Survey Bulletin 1187, 89 p.}{Deposit:: Cobb, E.H., 1972, Metallic mineral resources map of the Sleetmute quadrangle, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF-368, scale 1:250,000.}{Deposit:: Cobb, E.H., 1976, Summary of references to mineral occurrences (other than mineral fuels and construction materials) in the Dillingham, Sleetmute, and Taylor Mountain quadrangles, Alaska: U.S. Geological Survey Open-File Report 76-606, 92 p.}{Deposit:: Meyer, M.P., 1985, Mineral investigation of the Iditarod-George planning block, central Kuskokwim River area, Alaska: U.S. Bureau of Mines Open-File Report 9-85, 232 p., 4 sheets, scale 1:250,000.}{Deposit:: Rytuba, J.J., 1986, Descriptive model of Almaden Hg, in Cox, D.P., and Singer, D.A., eds. Mineral Deposit Models: U.S. Geological Survey Bulletin 1693, p. 180.}{Deposit:: Miller, M.L., Belkin, H.E., Blodgett, R.B., Bundtzen, T.K., Cady, J.W., Goldfarb, R.J., Gray, J.E., McGimsey, R.G., and Simpson, S.L., 1989, Pre-field study and mineral resource assessment of the Sleetmute quadrangle, southwestern Alaska: U.S. Geological Survey Open-File Report 89-363, 115 p., 3 plates, scale 1:250,000.}
ReporterHuber, D.F., Miller, M.L., Niles, L.P.