The geology and magnetite deposits of northern St. Louis County, Minnesota /

Grout, Frank F. 1880-

The geology and magnetite deposits of northern St. Louis County, Minnesota / by Frank F. Grout. - Minneapolis : University of Minnesota, 1926. - x, 220 p., 12 leaves of plates : ill. ; 23 cm. - Bulletin / the University of Minnesota, Minnesota Geological Survey ; no. 21 . - Bulletin (Minnesota Geological Survey) ; no. 21. .

Includes bibliographical references.

gs 27000138


Geology--Minnesota--Saint Louis County.
Magnetite--Minnesota--Saint Louis County.
Iron ores--Geology--Minnesota--Saint Louis County.

QE127 / .A22 no. 21

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