Contributions to the geology of the Mesabi Range
Subtitle: with special reference to the magnetites of the iron-bearing formation west of Mesaba
By: by John W. Gruner
Series: Bulletin / the University of Minnesota, Minnesota Geological Survey -- no. 19; Bulletin (Minnesota Geological Survey) -- 19.
Publisher: University of Minnesota
Published: 1924
Place of publication: Minneapolis
Language: eng
Number of pages: 71
Subjects: Geology; Iron ores
Notes: Two folded maps (1 col.) in pocket.

Includes bibliographical references.