Lake Superior iron resources :
preliminary samples and metallurgical evaluation of selected Michigan-Wisconsin iron formations /
by L.F. Heising and D.W. Frommer.

Description

Main Author

Heising, Leonard F.

Related Names

Frommer, Donald W.
United States. Bureau of Mines.

Language(s)

English

Published

[Washington, D.C.] : U.S. Dept. of the Interior, Bureau of Mines, 1967.

Subjects

Iron ores > Iron ores / Superior, Lake.
Taconite > Taconite / Analysis.

Physical Description

ii, 31 p. : ill., 1 map ; 27 cm.

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