Mine detail: Unnamed

Previously called ''

<< Back to the map

Location

Lat / long:

53.74912, -166.16905

Resource(M)

Primary:	Copper
Ore:	Chalcopyrite, Pyrite
Gangue:	Magnetite

Production

Operation type:	Unknown
Development status:	Occurrence

Geology

Alteration processes:

Propylitic alteration having the assemblages pyrite-chlorite +/- epidote and magnetite-epidote +/- chlorite. Christie (1974) reported leaching is weakly developed. Intensely bleached rocks containing up to 10 percent pyrite are locally present. (Possible sericitic alteration?).

References

MRDS	A106014
DEP	10003271
Reference	{Deposit:: Drewes, Harold, Fraser, G.D., Snyder, G.L., and Barnett, H.F., Jr., 1961, Geology of Unalaska Island and adjacent insular shelf, Aleutian Islands, Alaska: U.S. Geological Survey Bulletin 1028-S, p. 583-676.}{Deposit:: Christie, J.S., 1974, Aleut-Quintana-Duval 1974 joint venture, final report: Unpublished Quintana Minerals Corporation report, 24 p., 3 appendices, 2 maps. (Report held by the Aleut Corporation, Anchorage, Alaska.)}
Reporter	F.H. Wilson, Damon Bickerstaff