Fluorspar / by M.A. Allen and G.M. Butler. Published by the University of Arizona, Arizona Bureau of mines.

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Main Authors: Allen, Milton Arthur, 1890-, Butler, G. Montague (Gurdon Montague), 1881-1961 (Author)
Format: Government Document Book
Language:English
Published: Tucson, Ariz., 1921.
Series:Bulletin (University of Arizona. State Bureau of Mines) ; no. 114.
Mineral technology series ; no. 25.
Subjects: