H.G. Cloes (ARDF #AN121) Au, Cu, Pb

H.G. Cloes

Prospect, Inactive

Commodities and mineralogy

Main commodities	Au; Cu; Pb
Ore minerals	chalcopyrite; galena; gold; pyrite
Gangue minerals	quartz

Geographic location

Quadrangle map, 1:250,000-scale	AN
Quadrangle map, 1:63,360-scale	A-4
Latitude	61.03
Longitude	-148.17
Nearby scientific data	Find additional scientific data near this location
Location and accuracy	West shore of Barry Arm, near mouth of unnamed drainage flowing eastward from Mount Doran. Accurate within 1,500 ft. Locality A-33 of Jansons and others (1984).

Geologic setting

Geologic description Roehm (1936) reported a quartz vein that contains pyrite, chalcopyrite, and galena cutting Late Cretaceous metasedimentary rocks of the Valdez Group.
Geologic map unit	(-148.172073116416, 61.0294309115148)
Mineral deposit model	Chugach-type low-sulfide Au-quartz vein? (Bliss, 1992; model 36a.1?) or Polymetallic veins? (Cox and Singer, 1986; model 22c?).
Mineral deposit model number	36a.1? or 22c?
Age of mineralization	Late Cretaceous or younger; quartz vein cuts Late Cretaceous metasedimentary rocks of the Valdez Group.

Production and reserves

Workings or exploration	Minor stripping reported (Roehm, 1936).
Indication of production	None

References

MRDS Number	A106184
References Roehm, J.C., 1936, Summary report of investigations in the Chistochina-Slana River, Nabesna, Tiekel, Valdez, Prince William Sound, and Kodiak Mining Districts: Alaska Territorial Department of Mines Itinerary Report 195-13, 18 p.
Reporters	D.P. Bickerstaff (USGS contractor); S.W. Huss (USGS)
Last report date	7/30/1998