Unnamed (east of Gunsight Mountain)

Occurrence, Inactive

Commodities and mineralogy

Main commodities Cu
Ore minerals copper sulfides (unspecified); malachite

Geographic location

Quadrangle map, 1:250,000-scale WI
Quadrangle map, 1:63,360-scale B-4
Latitude 67.4908
Longitude -151.8671
Nearby scientific data Find additional scientific data near this location
Location and accuracy This occurrence is west of Allen River, about 4.5 miles northeast of Gunsight Mountain. The occurrence is at an elevation of about 2,750 feet in the SE1/4 section 19, T. 31 N., R. 19 W., of the Fairbanks Meridian. The location is accurate within one-half mile.

Geologic setting

Geologic description

This occurrence consists of copper sulfides and malachite staining in a Devonian pebble conglomerate that is below the contact between a basal, phyllite and slate unit that been overthrust by Devonian, Skajit Limestone (Brosge and Reiser, 1960). No other information is available.
Geologic map unit (-151.869850139623, 67.4903432315751)
Alteration of deposit Oxidation of copper mineral(s).

Production and reserves

Workings or exploration Only surface sampling.
Indication of production None

References