Unnamed (east of Mount Sulzer)

Occurrence, Inactive

Commodities and mineralogy

Main commodities Ag; Au; Cu
Ore minerals chalcopyrite; gold

Geographic location

Quadrangle map, 1:250,000-scale MC
Quadrangle map, 1:63,360-scale C-2
Latitude 61.6207
Longitude -141.542
Nearby scientific data Find additional scientific data near this location
Location and accuracy This occurrence is on the north valley wall at the west head of Giffin Glacier, about 2.2 miles east of Mount Sulzer. The site is at an elevation of about 7,400 feet, 1,500 feet east of the center of section 11, T. 3 S., R. 21 E. of the Copper River Meridian. This is locality 111A of MacKevett (1976); the location is accurate to within about 1,000 feet.

Geologic setting

Geologic description

This occurrence consists of copper-bearing veinlets and disseminations in volcaniclastic rocks of the upper Paleozoic Station Creek Formation (MacKevett, 1976). A sample of the mineralized rock contained 15 parts per million (ppm) silver, 0.9 ppm gold, and 10,000 ppm copper.
Geologic map unit (-141.544076881896, 61.6203310296578)
Mineral deposit model Kuroko massive sulfide? (Cox and Singer, 1986; model 28a)
Mineral deposit model number 28a?
Age of mineralization Late Paleozoic or younger based on the age of the host rocks.

Production and reserves

Workings or exploration Only limited surface sampling.
Indication of production None

Additional comments

The locality is in the Wrangell-Saint Elias National Park and Preserve.

References