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Concentration tests on the mangniferous iron ores of the Cuyuna district, Minnesota

Progress reports :metallurgical division.

Progress reports :metallurgical division.

Published Year

• 1930-1939 (2)
• 1940-1949 (1)

Subject

• Flotation (3) *
• Fluorspar--Illinois (1)
• Gypsum ores (1)
• Iron ores--Testing (1)
• Lead--Illinois (1)
• Zinc--Illinois (1)

Author

• DeVaney, F. D. (3) *
• Clemmer, J. B. (2)
• Clemmer, J. Bruce. (1)
• Duncan, W. E. (1)
• Guggenheim, M. (1)

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