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Investigation of the Boulder County tungsten district, Boulder County, Colo.

Mining investigations of manganese deposits in the Maggie Canyon area, Artillery Mountains region, Mohave County, Ariz.

Mining Practices at Four Uranium Properties in the Gas Hills, Wyoming

Published Year

• 1950-1959 (2)
• 1960-1969 (1)

Subject

• Manganese mines and mining--Arizona (1)
• Manganese ores--Arizona (1)
• Tungsten--Colorado--Boulder County (1)

Author

• Everett, F. D. (3) *
• Hazen, S. W., (1)
• Kumke, Charles A. (1)
• Rose, C. K. (1)
• Warne, J. D. (1)

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