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The author reports on the results of sixty experiments on processes related to the enrichment of the sulfide ores of copper. Also submitted to Leland Stanford Junior University toward the Degree of Doctor of Philosophy.
Bulletin (University of New Mexico); whole no. 075, Chemistry series ; v. 1, no. 2
Metallic sulfides, Secondary sulfide enrichment of ores, Mining districts of the Southwest, Copper sulfide ores
Clark, John Dustin. A chemical study of the enrichment of copper sulfide ores; Bulletin. University of New Mexico, whole no. 75; University of New Mexico: Albuquerque, NM, June 1914; 74p.