Unnamed (west of upper Flat Creek)

Occurrence, Inactive

Commodities and mineralogy

Main commodities As; Au
Ore minerals arsenopyrite; pyrite
Gangue minerals limonite; quartz

Geographic location

Quadrangle map, 1:250,000-scale WI
Quadrangle map, 1:63,360-scale C-3
Latitude 67.5421
Longitude -151.4394
Nearby scientific data Find additional scientific data near this location
Location and accuracy This occurrence is about a mile west of upper Flat Creek. It is at an elevation of about 3,550 feet, 0.3 mile north of the top of hill 3915, in the NW1/4 section 6, T. 31 N., R. 17 W., of the Fairbanks Meridian. The location is accurate.

Geologic setting

Geologic description

This occurrence consists of quartz veins that contain arsenopyrite, and trace amounts of pyrite, and limonite (Kurtak and others, 1999). A random chip sample from outcrop contains 63 ppb gold and 162 ppm arsenic. The rocks in the area are Devonian, siliceous clastic, chloritic and carbonate rocks (Dillon and others, 1986). No other information is available.
Geologic map unit (-151.442156775111, 67.5416518693445)
Alteration of deposit Iron-oxide alteration.

Production and reserves

Workings or exploration Only surface sampling.
Indication of production None