Reconnaissance of Gold-Mining Districts in the Black Hills, South Dakota (open access)

Reconnaissance of Gold-Mining Districts in the Black Hills, South Dakota

From Introduction: "The principal purpose of the survey is to make public information not generally known concerning the gold deposits in the Black Hills. Operating mines, particularly the Homestake, are discussed only briefly."
Date: 1940
Creator: Allsman, Paul T.
System: The UNT Digital Library
Gypsum Products: Their Preparation and Uses (open access)

Gypsum Products: Their Preparation and Uses

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.
System: The UNT Digital Library
Analyses of Coals in the United States with Descriptions of Mine and Field Samples Collected between July 1, 1904 and June 30, 1910 Part 2. Descriptions of Samples (open access)

Analyses of Coals in the United States with Descriptions of Mine and Field Samples Collected between July 1, 1904 and June 30, 1910 Part 2. Descriptions of Samples

From Introduction: "This volume contains the descriptions of the samples whose analyses are published in the preceding volume, Part I of this bulletin. The descriptions have been compiled from the notebooks of the persons who collected the samples, have been condensed from accounts given in published reports of the United States Geological Survey, or have furnished by the collection themselves. Inasmuch as the descriptions represent the work of many persons during a period of six years, and inasmuch as they were recorded under widely differing conditions, they necessarily vary in fullness detail."
Date: 1913
Creator: Lord, N. W.
System: The UNT Digital Library
The Synthetic Liquid Fuel Potential of North Dakota and South Dakota (open access)

The Synthetic Liquid Fuel Potential of North Dakota and South Dakota

Report documenting the suitability of North Dakota and South Dakota for plant locations to produce synthetic liquid fuels, based on raw materials, water sources, and local interest...add details/adjust
Date: August 10, 1951
Creator: Ford, Bacon, and Davis
System: The UNT Digital Library
Beryl Resources of the Black Hills of South Dakota (open access)

Beryl Resources of the Black Hills of South Dakota

Report issued by the U.S. Bureau of Mines on the beryl deposits in the northern Black Hills of South Dakota. The properties and quantity of the beryl samples were evaluated. Maps, illustrations, and tables are included in the report.
Date: March 1952
Creator: Tullis, Edward L.
System: The UNT Digital Library
Oilfields in the Williston Basin in Montana, North Dakota, and South Dakota (open access)

Oilfields in the Williston Basin in Montana, North Dakota, and South Dakota

From Introduction: "This report describes the development of the petroleum industry in the United States portion of the Williston basin."
Date: 1966
Creator: Hamke, J. R.; Marchant, L. C. & Cupps, C. Q.
System: The UNT Digital Library