Unnamed (west of Big River)

Occurrence, Inactive

Commodities and mineralogy

Main commodities Cu; Zn
Other commodities As; Sb; Sn

Geographic location

Quadrangle map, 1:250,000-scale SB
Quadrangle map, 1:63,360-scale D-6
Latitude 55.97
Longitude -159.82
Nearby scientific data Find additional scientific data near this location
Location and accuracy This site represents eight rock geochemical sample sites spread over a radius of 3 miles west of Big River. The map site, at the approximate center of this area, is at an elevation of 500 feet on a west tributary of Big River, in the SW1/4 of sec. 17, T. 49 S., R. 68 W., of the Seward Meridian. The site is referred to as SBRGX-53 in Wilson and others (1988, locality 27).

Geologic setting

Geologic description

The area of this occurrence is underlain by several Tertiary formations, most of which are sedimentary (Wilson and others, 1995). Eight rock samples collected by the U.S. Geological Survey were reported to be anomalous in one or more of the following: copper, zinc, antimony, tin, and arsenic (Wilson and others, 1988).
Geologic map unit (-159.822066587554, 55.9691953760291)

Production and reserves

Workings or exploration Rock samples 84AWs182, 84AGe33, 84ADt200, 84AJm668-669, 84AYb610, and 84ACe142-143, collected by the U.S. Geological Survey in the mid-1980s, were reported to be anomalous in one or more of the following: copper, zinc, antimony, tin, and arsenic (Wilson and others, 1988).
Indication of production None

Additional comments

This site is located on land interim-conveyed to, or patented by, the Bristol Bay Native Corporation.

References