Mine detail: Unnamed (north wall Grinnell Glacier)

Previously called ''

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Location

Lat / long: 60.72662, -144.78348

Resource(M)

Primary: Copper
Ore: Arsenopyrite, Chalcopyrite, Malachite, Pyrite, Pyrrhotite, Sphalerite
Gangue: Quartz, Sericite

Production

Operation type: Unknown
Development status: Occurrence

Geology

Alteration processes:Local alteration of copper minerals.

References

DEP10307386
Reference{Deposit:: Jansons, Uldis, Hoekzema, R.B., Kurtak, J.M., and Fechner, S.A., 1984, Mineral occurrences in the Chugach National Forest, Southcentral Alaska: U.S. Bureau of Mines Open-File Report 5-84, 218 p., 2 sheets, scale 1:250,000.}{Deposit:: Nelson, S.W., Miller, M.L., Barnes, D.F., Dumoulin, J.A., Goldfarb, R.J., Koski, R.A., Mull, C.G., Pickthorn, W.J., Jansons, Uldis, Hoekzema, R.B., Kurtak, J.M., and Fechner, S.A., 1984, Mineral resource potential of the Chugach National Forest, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF-1645-A, 24 p., 1 plate, scale 1:250,000.}{Deposit:: Kodosky, Larry, and Teller, Steve, 1989, Economic mineral assessment of Chugach Alaska Corporation properties and selected land in the Copper, Bremner, and Tasnuna River area: unpublished report prepared for Chugach Alaska Corporation, Anchorage, Alaska, 116 p.}{Deposit:: Crowe, D.E., Nelson, S.W., Brown, P.E., Shanks III, W.C., and Valley, J.W., 1992, Geology and geochemistry of volcanogenic massive sulfide deposits and related igneous rocks, Prince William Sound, south-central Alaska: Economic Geology, v. 87, p. 1722-1746.}
ReporterS.W. Nelson