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General and Engineering Geology of the Wray Area, Colorado and Nebraska
From abstract: Most of the formations in the Wray area are fair foundation materials, although good construction materials are scarce. The gravel of the Grand Island formation and the gravels in the Ogallala formation contain large quantities of clay, silt, sand, and calcium carbonate, and have very few pebbles larger than one-half inch in diameter.
Date:
1953
Creator:
Hill, Dorothy Rachel & Tompkin, Jessie M.
System:
The UNT Digital Library
Uranium in the Sharon Springs Member of the Pierre Shale in South Dakota and Northeastern Nebraska
A report about the uranium content of the Sharon Springs member of the Pierre shale in South Dakota and northeastern Nebraska.
Date:
February 1956
Creator:
Kepferle, Roy C.
System:
The UNT Digital Library
Uranium in the Sharon Springs member of the Pierre shale in South Dakota and northeastern Nebraska
Discussing uranium in the Sharon Springs Member of the Pierre Shale in South Dakota and Northeastern Nebraska
Date:
February 1956
Creator:
Kepferle, Roy Clark
System:
The UNT Digital Library
Radioactivity and Uranium Content of Some Cretaceous Shales, Central Great Plains
Report discussing a reconnaissance search for uranium in shale during August 1953 in western Nebraska and southern South Dakota. The reconnaissance was part of the U.S. Geological Survey's search for uranium in carbonaceous materials.
Date:
January 1955
Creator:
Tourtelot, Harry A.
System:
The UNT Digital Library
Reconnaissance Investigations for Uranium in Black Shale Deposits of the Western States during 1951 and 1952
Report discussing investigations seeking uranium in deposits of black shale around the geographical areas of the Western States
Date:
September 1953
Creator:
Duncan, Donald Cave
System:
The UNT Digital Library