Unnamed (southeast of upper Fog Creek)

Occurrence, Inactive

Commodities and mineralogy

Main commodities Au; Cu; Ni
Other commodities Hg
Gangue minerals quartz

Geographic location

Quadrangle map, 1:250,000-scale TK
Quadrangle map, 1:63,360-scale C-3
Latitude 62.685
Longitude -148.332
Nearby scientific data Find additional scientific data near this location
Location and accuracy This occurrence is about 0.15 mile northwest of the top of Hill 5023, on the east side of upper Fog Creek. It is near the center of the SW1/4 sec. 16, T. 30 N., R. 6 E., Seward Meridian. The location is accurate to within 1/4 mile.

Geologic setting

Geologic description

This occurrence consists of quartz veins in silicified Paleozoic argillite, interbedded with fine-grained sandstone (J. Schmidt, written communication, 2001). A U.S. Geological Survey sample contains 159 parts per million copper, 106 parts per million nickel, 0.014 part per million gold, and 0.1 part per million mercury.
Geologic map unit (-148.334230322106, 62.6845291820094)
Alteration of deposit The argillite is silicified.

Production and reserves

Workings or exploration Only surface sampling by U.S. Geological Survey (J. Schmidt, written communication, 2001).
Indication of production None

References