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open access

Bauxite: Float-and-Sink Fractionations and Flotation Experiments

Description: From Introduction: "This report presents the results of an investigation of the physical properties and characteristics of bauxite, with special reference to the possibility of applying commercial methods of concentration to low-grade bauxite."
Date: 1929
Creator: Gandrud, B. W. & De Vaney, Fred D.
open access

Black Shale Investigations (Chattanooga)

Description: Report discussing an investigation of radioactive Chattanooga black shale found in east central Tennessee.
Date: March 1949
Creator: Conant, Louis C.
open access

Experimental Adit in the Chattanooga Shale

Description: Report discussing an Chattanooga shale adit for laboratory test samples of rock and gaining information regarding mining conditions.
Date: March 1949
Creator: Brown, Andrew
open access

Uranium in the Chattanooga Shale, Youngs Bend Area, Eastern Highland Rim, Tennessee

Description: The following report covers a diamond drilling project in December 1952 that was started in order to obtain geologic and mining information and samples of uranium-bearing Chattanooga shale in the Youngs Bend area, near Smithville, Tennessee. This report presents uranium content discovered within the mines.
Date: June 1955
Creator: Kehn, Thomas M.
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