Isopach and structure contour mapping of thin bentonite and shale beds in an area of mapped lineaments, central South Dakota
By: by Alan F. Chleborad.
Contributors: Geological Survey (U.S.)
Series: Open-file report -- 86-414.; U.S. Geological Survey open-file report -- 86-414.
Publisher: U.S. Dept. of the Interior, Geological Survey; [Books and Open-File Reports Section, distributor]
Published: 1986
Place of publication: [Denver, Colo.?]
Language: eng
Format: Microform
Subjects: Bentonite -- South Dakota.; Shale -- South Dakota.
Notes: Include bibliographical references (leaf 22).