UNT Libraries Government Documents Department - 2 Matching Results

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Mining Methods and Costs at Crystal-Victory and Minerva Number 1 Fluorspar Mines of Minerva Oil Company, Hardin County, Illinois

Description: Report issued by the U.S. Bureau of Mines discussing mining costs and methods of fluorspar mines in Hardin County, Illinois. As stated in the summary, "it describes the exploration, development, and mining practices, giving costs of each. Transportation, equipment, power, labor, and other influencing factors also are discussed" (p. 1). This report includes tables, maps, illustrations, and photographs.
Date: 1960
Creator: Montgomery, Gill; Daly, J. J. & Myslinski, Frank J.

Mining, Milling, and Water-Control Methods, Rosiclare Fluorspar Works, Aluminum Company of America

Description: Report issued by the U.S. Bureau of Mines discussing mining methods of the Rosiclare Fluorspar mine and mill. As stated in the introduction, "the publication covers exploration, development, mining and milling practices, mine-drainage problems, and other activities and is presented as part of the Bureau of Mines series of publications on mining and milling practices in various parts of the United States" (p. 1). This report includes maps, tables, illustrations, and photographs.
Date: 1961
Creator: Schaefer, Ronald W.; Harrison, William H. & Myslinski, Frank J.