Uranium 1 (in Selawik Hills)

Occurrence, Inactive

Commodities and mineralogy

Main commodities Th; U
Ore minerals radioactive minerals

Geographic location

Quadrangle map, 1:250,000-scale SE
Quadrangle map, 1:63,360-scale A-1
Latitude 66.1
Longitude -159.445
Nearby scientific data Find additional scientific data near this location
Location and accuracy This occurrenceis at an elevation of about 700 feet along an unnamed creek in the NW1/4 section 14, T. 8 N., R. 4 W., of the Kateel River Meridian. Barker (1985), fig. 7, location M.

Geologic setting

Geologic description

A poorly exposed outcrop of Tertiary sedimentary rocks occurs at this locality. The outcrop consists of alternating 4-inch-thick beds of lignitic coal and black mudstone. The bedding strikes N. 50 E. and dips 40 SE. A sample of carbonaceous sandstone contained 213 ppm U3O8 and 26 ppm Th (Barker, 1985).
Geologic map unit (-159.447698427887, 66.099374829291)
Mineral deposit model Sandstone U (Cox and Singer, 1986; model 30c)
Mineral deposit model number 30c
Age of mineralization Tertiary.

Production and reserves

Workings or exploration One sample was collected and analyzed by U.S. Bureau of Mines (Barker, 1985).
Indication of production None