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Fersmite :a rare calcium-columbate mineral from Montana

A simple chemical method for estimating phosphorus pentoxide content of sedimentary phosphate ores and concentrates

Hafnium content of domestic and foreign zirconium minerals

Petrographic study and classification of western phosphate ores

Published Year

• 1960-1969 (4) *

Subject

• Fersmite (1)
• Hafnium (1)
• Phosphate ores (1)
• Phosphates (1)
• Zirconium--Metallurgy (1)

Author

• Hess, Harold D. (4) *
• Mabie, Curtis P. (2)

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