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Flotation of a North Carolina pyrophyllite ore

Ore-dressing tests of Aroostook County, Maine, manganese ores

A comprehensive report of exploration by the Bureau of Mines for thorium and radioactive black mineral deposits

Published Year

• 1950-1959 (3) *

Subject

• Flotation (1)
• Manganese ores--Maine--Aroostook County (1)
• Ore-dressing (1)
• Ore-dressing--Maine--Aroostook County (1)
• Pyrophyllite--North Carolina--Testing (1)
• Radioactive substances--United States (1)
• Thorium ores--United States (1)

Author

• Lamb, F. D. (3) *
• Eilertsen, D. E. (1)
• Ruppert, J. A. (1)
• Warnke, W. E. (1)
• Woodard, D. A. (1)

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