Copper-nickel mineralization in a drill core from the Duluth Complex of northern Minnesota
By: by Michael L. Boucher.
Contributors: United States. Bureau of Mines
Series: Report of investigations - Bureau of Mines -- 8084
Publisher: U.S. Dept. of the Interior, Bureau of Mines
Published: 1975
Place of publication: Pittsburgh
Language: eng
Number of pages: 55
Subjects: Copper ores -- Minnesota.; Nickel ores -- Minnesota.
Notes: Bibliography: p. 40-46.