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- Beneficiation of a Brazilian phosphate rock
- Laboratory flotation of talc from Arkansas and Texas sources
- Preliminary mineral-dressing investigation of East Texas brown iron ores
- Mineral-dressing investigations of the recovery of pyromorphite from a Newton County Mo., deposit
- Lake Superior iron resources :preliminary sampling and metallurgical evaluation of Mesabi Range nonmagnetic taconites
- Flotation of unoxidized maganiferous material from the Cuyuna Range, Minn.
- Flotation treatment of experimental iron ore tailing from Champion mine, Marquette Range, Michigan