Gold contents of 469 outcrop and 1466 B-horizon soil samples from the northwestern part of the Duluth complex, northeastern Minnesota
By: by J.B. McHugh and H.V. Alminas
Contributors: Alminas, Henry V., 1938-; Geological Survey (U.S.)
Series: Open-file report -- 91-293; U.S. Geological Survey open-file report -- 91-293
Publisher: U.S. Geological Survey; [Books and Open-File Report Section, distributor]
Published: 1991
Place of publication: Denver, CO
Language: eng
Format: Microform
Number of pages: 26
Subjects: Soil mineralogy -- Minnesota -- St. Louis County; Soil mineralogy -- Minnesota -- Lake County; Soils -- Sampling -- Minnesota.
Notes: Cover title

Distributed to depository libraries in microfiche

Shipping list no.: 92-1159-M

Imprint from transmittal sheet

Includes bibliographical references (leaf 3)

Microfiche. [Denver, Colo. : U.S. Geological Survey, 1992] 1 microfiche