Cow Creek

Occurrence, Inactive

Commodities and mineralogy

Main commodities Cu
Ore minerals copper sulfides; malachite

Geographic location

Quadrangle map, 1:250,000-scale WI
Quadrangle map, 1:63,360-scale B-1
Latitude 67.3921
Longitude -150.1515
Nearby scientific data Find additional scientific data near this location
Location and accuracy Cow Creek is a small, east-flowing tributary to the Middle Fork, Koyukuk River. Its mouth is about 1.8 miles southwest of Wiseman. The occurrence, as plotted by Brosge and Reiser (1960), is at an elevation of about 1,500 feet, in the SE1/4 section 26, T. 30 N., R. 12 W., of the Fairbanks Meridian. It is just north of Cow Creek, on a small unnamed, north tributary. The location is accurate within one-half mile.

Geologic setting

Geologic description

Brosge and Reiser (1960) noted copper sulfides and malachite staining in Devonian(?) schist and marble.
Geologic map unit (-150.154241017932, 67.3916723751539)
Alteration of deposit Alteration of copper minerals.

Production and reserves

Workings or exploration Only surface sampling.
Indication of production None

References