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Metallurgical investigations of the recovery of zinc and iron sulfides from the Gray zinc-iron deposit, Galena, Ill.

Published Year

• 1940-1949 (1)

Subject

• Iron ores--Illinois--Jo Daviess County (1)
• Ore-dressing (1) *
• Zinc ores--Illinois--Jo Daviess County (1)

Author

• Kenworthy, H. (1) *

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