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Aerial Radiometric and Magnetic Reconnaissance Survey of Portions of Arizona, Idaho, Montana, New Mexico, South Dakota and Washington: Final Report, Volume 2-K. Hot Springs Quadrangle

Description: From introduction: This volume contains information and survey results pertaining specifically to the Hot Springs NTMS 1:250,000 scale Quadrangle, South Dakota, one of a group of 12 such quadrangles in Arizona, Idaho, Montana, New Mexico, South Dakota, and Washington included in an aerial radiometric and magnetic reconnaissance survey. General information concerning the instrumentation and methods used in data acquisition, processing, and interpretation is presented in Volume 1 of this final re… more
Date: July 1979
Creator: Texas Instruments Incorporated
Partner: UNT Libraries Government Documents Department
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Petrographic Study of Sandstone of the Inyan Kara Group (Cretaceous) and Associated Rocks in the Black Hills, Wyoming and South Dakota

Description: The following report covers the Petrographic study of Early Cretaceous age sandstone beds in the Fall River formation and the Fuson-Lakota formations, as well as Late Jurassic age beds in the underlying Unkpapa and Morrison formations along the western side of the Black Hills.
Date: July 1957
Creator: Bergenback, R. E.; Chisholm, W. A. & Mapel, W. J.
Partner: UNT Libraries Government Documents Department
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Reconnaissance for Uraniferous Lignites in North Dakota, South Dakota, Montana, and Wyoming

Description: Report discussing a geological study performed to find uraniferous lignites in North Dakota, Eastern Montana, north-central Wyoming, and northwestern South Dakota. "Deposits of uraniferous lignites were discovered at Blue Buttes, eastern Montana; and at North Cave Hills, South Cave Hills, and at Slim Buttes in northwestern South Dakota."
Date: July 1952
Creator: Beroni, Ernest P. & Bauer, Herman L., Jr.
Partner: UNT Libraries Government Documents Department
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Geology of the Calamity Peak Area, Custer County, South Dakota

Description: Report discussing the geology of the Calamity Peak area of Custer County, South Dakota. This area "was mapped to determine the relationship between the granite-pegmatite complex and the pegmatites containing beryl and other industrial minerals."
Date: July 1954
Creator: Kupfer, Donald H.
Partner: UNT Libraries Government Documents Department
open access

Gypsum Products: Their Preparation and Uses

Description: Technical report issued by the Bureau of Mines over the different uses of gypsum. The sources and uses of gypsum are presented and discussed. This report includes tables, photographs, and illustrations.
Date: July 1917
Creator: Stone, Ralph W.
Partner: UNT Libraries Government Documents Department
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