Unnamed (west of upper Millichetah Creek)

Occurrence, Inactive

Commodities and mineralogy

Main commodities Ag; Cu; Pb; Sb; Zn

Geographic location

Quadrangle map, 1:250,000-scale SP
Quadrangle map, 1:63,360-scale B-1
Latitude 67.453
Longitude -153.466
Nearby scientific data Find additional scientific data near this location
Location and accuracy This site is at an elevation of about 3800 feet on a ridge 1.5 miles SW of the head of Millichetah Creek. It is in the N1/2 of sec. 35, T. 24 N., R. 24 E., of the Kateel River Meridian. Location is accurate to within 1000 ft. The site corresponds to locality 40 of Grybeck and Nelson (1981).

Geologic setting

Geologic description

This occurrence consists of a grab sample of copper-stained, orange-weathering marble (Nelson and Grybeck, 1981). Marble unit is part of the Devonian and Silurian Skajit Limestone (Nelson and Grybeck, 1980). Sample of marble contained 500 ppm As, 15,000 ppm Cu, 5000 ppm Pb, 7000 ppm Sb, and 7000 Zn. No other mineralization observed in the area.
Geologic map unit (-153.46878721071, 67.452519406499)
Mineral deposit model Copper-stained limestone

Production and reserves

Workings or exploration Brief examination of the area by the USGS in the late 1970s indicated no other mineralization.
Indication of production None

Additional comments

Located within Gates of the Arctic National Park.

References