Materials
Ore mineralsCassiterite, Sphalerite
GangueArsenopyrite, Fluorite, Garnet, Pyrite, Quartz
Geology
AlterationGarnet and sulfide-rich tactite replaces calc-silicate rock (hornfels); possibly some later quartz-fluorite veining.
Economic & production
Development statusProspect
Identification
Deposit ID10308439
RegionNA
Data scoreC
Coordinates65.50628, -166.7454
References
Sainsbury, C.L., and Hamilton, J. C., 1967, Mineralized veins at Black Mountain, western Seward Peninsula, Alaska: U.S. Geological Survey Professional Paper 575-B, p. B21-B25.Hudson, T.L., and Arth, J. G., 1983, Tin-granites of Seward Peninsula, Alaska: Geological Society of America Bulletin, v. 94, p. 768-790.McDermott, M.M., 1983, Seward Peninsula reconnaissance 1982 geophysical report: Anchorage, Anaconda Minerals Company internal report. 29 p. (Report held by Cook Inlet Region, Inc., Anchorage, Alaska.)McDermott, M.M., 1983, Investigation of the magnetic contact aureoles of the Khotol and Black Mountain granites, Alaska: Anchorage, Alaska, Anaconda Minerals Company internal report (Report held by Cook Inlet Region, Inc., Anchorage, Alaska).McDermott, M.M., 1983, Seward Peninsula reconnaissance 1982 geophysical report: Anchorage, Anaconda Minerals Company internal report, 29 p. (Report held by Cook Inlet Region, Inc., Anchorage, Alaska.)