Unnamed (headwaters of North Fork of Salcha River)

Occurrence, Undetermined

Commodities and mineralogy

Main commodities Au
Gangue minerals quartz

Geographic location

Quadrangle map, 1:250,000-scale BD
Quadrangle map, 1:63,360-scale D-2
Latitude 64.96
Longitude -144.95
Nearby scientific data Find additional scientific data near this location
Location and accuracy The occurrence noted by Albanese (1984) is located on an unnamed ridge north of the headwaters of the North Fork of the Salcha River. The approximate location of the occurrence is in NW1/4 section 32, T. 2 N., R. 14 E., of the Fairbanks Meridian. t was not identified as a separate location by Cobb (1972) or by Cobb and Eberlein (1980).

Geologic setting

Geologic description

The occurrence noted by Albanese (1984) is a sample of limonite-stained quartzite. A rock sample contained 294 ppm Cu, 7 ppm Pb, 42 ppm Zn, 15.0 ppm Au, 4.2 ppm Ag, 20 ppm Mo, 4 ppm Sn, 525 ppm W, and 609 ppm Mn. Weber and others (1978) describe the regional geology as gneiss and quartzite.
Geologic map unit (-144.952387589628, 64.9596279216492)

Production and reserves

Indication of production Undetermined