Mine detail: Unnamed

Previously called ''

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Location

Lat / long: 63.05947, -154.84293

Resource(M)

Primary: Manganese
Ore: Pyrolusite

Production

Operation type: Unknown
Development status: Occurrence

Geology

Host type:Sandstone
Alteration processes:Extensive development of iron and manganese oxides.

References

MRDSA012424
DEP10001650
Reference{Deposit:: Berg, H.C., and Cobb, E.H., 1967, Metalliferous Lode Deposits of Alaska. U.S. Geological Survey Bulletin 1246, 254 p.}{Deposit:: Patton, W.W., Jr., and Moll, E.J., 1983, Mineral resource assessment map of the Medfra quadrangle, Alaska: U.S. Geological Survey Open-File Report 80-811-G, 3 sheets, scale 1:250,000.}{Deposit:: Bundtzen, T.K., and Miller, M.L., 1997, Precious metals associated with Late Cretaceous-early Tertiary igneous rocks of southwestern Alaska, in Goldfarb, R.J., and Miller, L.D., eds., Economic Geology Monograph #9, Mineral Deposits of Alaska, p. 242-286.}
ReporterBundtzen, T.K.