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Alice Zinc Mine, Ozark County, Mo.

Churn drilling at the Capital and Greenland zinc mines, Lawrence County, Mo.

Methods and costs of mining fluorspar from a flat-bedded deposit at Cave-In-Rock, Ill.

Investigation of Douglas fluorite property, Pope County, Ill.

Investigation of mica deposits at the Victory, Jack Rabbit, Rainbow, and Midas mines, Custer County, S. Dak.

Published Year

• 1940-1949 (5) *

Subject

• Boring--Missouri--Lawrence County (1)
• Fluorspar industry--Illinois (1)
• Fluorspar--Illinois (1)
• Fluorspar--Illinois--Pope County (1)
• Mica mines and mining--South Dakota--Custer County (1)
• Mica--South Dakota--Custer County (1)
• Zinc mines and mining--Missouri--Ozark County (1)
• Zinc ores--Missouri--Lawrence County (1)
• Zinc ores--Missouri--Ozark County (1)

Author

• Needham, A. B. (5) *
• Bishop, O. M. (1)
• Brichta, Louis C. (1)
• Krealmalmyer, K. L. (1)

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