Merged aeroradiometric data for Alaska

Online link http://pubs.usgs.gov/of/1999/ofr-99-0016/
Description Gridded data from aeroradiometric surveys of Alaska.
Originators Saltus, Richard W.; Riggle, Frederic E.; Hill, Patricia L.; and Clark, Brian T.
Publication U.S. Geological Survey Open-File Report 99-16

States or counties

Uranium, potassium, and thorium equivalent concentration in red-green-blue format
Uranium, potassium, and thorium equivalent concentration in red-green-blue format