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Aerial Gamma-Ray Surveys in Alaska
by
Joseph S. Duval
U.S. Geological Survey Open-File Report 01-128

List of Maps Provided
The following list provides the file name and a brief description of the maps provided. All data can be obtained from the Data directory.   All of the maps include various layers of information that can viewed or hidden as desired.  Please refer to the viewer tutorial for more information.  The links in the table below point to images of the maps.  If you click on a link, a window will open showing the image and you can position and size it as you wish.  Any subsequent map links that you click on will open in that window.

AKCCM.map This is a composite-color map that combines the uranium, potassium, and thorium data as shades of red, green, and blue, respectively.
AKdem1km.map This map shows the digital elevation data calculated using a 1 km grid cell and 300 m data obtained from the Alaska Geospatial Data Clearinghouse.
AKfeatur.map This map shows physical features and boundaries such as roads, coastal boundary, major rivers, and native corporations.
AKMagMap.map This map shows the magnetic data for Alaska as prepared by Saltus and others (1999).
AKpotasm.map This map shows the potassium data for Alaska.
AKTC.map This map shows the total count data for Alaska.
AKthorum.map This map shows the thorium data for Alaska.
AKuranum.map This map shows the uranium data for Alaska.
eU4cornr.map This map shows the uranium data for the detailed survey denoted as the Four Corners Survey.
K4cornr.map This map shows the potassium data for the detailed survey denoted as the Four Corners Survey.
Th4cornr.map This map shows the thorium data for the detailed survey denoted as the Four Corners Survey.
SurvIndx.map Index map that shows the surveys by contractor and year flown.


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U.S. Geological Survey, a bureau of
the U.S. Department of the Interior
https://pubs.usgs.gov/openfile/of01-128/Maplist.htm
Last modified 16-Apr-2001 (jsd)
Contact Joe Duval
Maintained by the Eastern Publications Group
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