Unnamed (north of Feniak Lake)

Occurrence, Undetermined

Commodities and mineralogy

Main commodities Cu; Pd; Pt
Other commodities Ni
Ore minerals malachite

Geographic location

Quadrangle map, 1:250,000-scale HW
Latitude 68.3828
Longitude -158.2917
Nearby scientific data Find additional scientific data near this location
Location and accuracy This occurrence is about 0.6 mile northeast of Triangulation Station Apex and about 7.4 miles north of the north end of Feniak Lake. It is about 0.7 mile southwest of the center of section 20, T. 12 S., R. 27 W.

Geologic setting

Geologic description

This occurrence is in Jurassic olivine gabbro of the Misheguk Mountain allochthon. During a brief stop, Kurtak and others (1995) sampled gabbro with malachite staining. The sample contained 6,943 parts per million (ppm) copper, 15 parts per billion (ppb) platinum, 8 ppb palladium, and 24 ppm nickel.
Geologic map unit (-158.294653697096, 68.3822519697601)
Mineral deposit model Copper-platinum-palladium in gabbro (Singer and Cox, 1986, model 5a or 5b).
Mineral deposit model number 5a or 5b
Age of mineralization Magmatic deposit in Jurassic gabbro.
Alteration of deposit None noted.

Production and reserves

Workings or exploration Only sampling by the U.S. Bureau of Mines.
Indication of production None
Reserve estimates None.
Production notes None.

Additional comments

MAS number 0020200033.