Browse TRAIL Inventories

Experimental treatment of barite ores from Montgomery County, Ark. and Morgan County, Mo.

Mineral-dressing study of manganese ore, Cason Mine, Batesville, Ark.

Laboratory recovery of manganese carbonate from the Martin mine, Independence County, Ark.

A mineral-dressing study of manganese deposits of West-central Arkansas

Experiments in concentrating lead sulfide slime

Recovering iron concentrates from the Pea Ridge deposit, central Missouri

Lake Superior iron resources :metallurgical evaluation and classification of nonmagnetic taconite drill cores from the west central Mesabi Range

Leaching Michigan copper ore and mill tailings with acidified ferric sulfate

Anionic flotation of silica from geothitic iron-bearing materials, Cuyuna Range, Minn.

Lake Superior iron resources :further metallurgical evaluation of Mesabi Range nonmagnetic taconites (reduction roasting and magnetic separation)

Experimental upgrading of artificial magnetite concentrates by flotation

Anionic flotation of silica from western Mesabi and Menominee range iron ores

Lake Superior iron resources :preliminary sampling and metallurgical evaluation of central Mesabi nonmagnetic taconites

Pilot plant flotation of nonmagnetic taconite and semitaconite

Lake Superior iron resources :preliminary samples and metallurgical evaluation of selected Michigan-Wisconsin iron formations

Laboratory and pilot plant development of flotation procedures for fine-grained hematitic ores of Marquette Range, Michigan

Flotation of Marquette Range nonmagnetic taconite using innovative procedures


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