Bentonites of the Belle Fourche district
By: by M.E. Wing
Series: South Dakota. State geological survey. Report of investigations -- no. 35; Report of investigations (South Dakota Geological Survey) -- no. 35.
Publisher: University of South Dakota
Published: 1940
Place of publication: Vermillion, S. Dak
Language: eng
Number of pages: 29
Subjects: Bentonite; Mines and mineral resources
Notes: Bibliography: p. 29.