Bentonite in Oregon
Subtitle: occurrences, analyses, and economic potential / by Jerry J. Gray, Ronald P. Geitgey, and Gary L. Baxter.
Contributors: Geitgey, Ronald P.; Baxter, Gary L.; Oregon. Dept. of Geology and Mineral Industries.
Series: Special paper / State of Oregon Department of Geology and Mineral Industries, 0278-3703 -- 20.; Special paper (Oregon. Dept. of Geology and Mineral Industries) -- 20.
Publisher: Dept. of Geology and Mineral Industries
Published: 1989
Place of publication: Portland, Or
Language: eng
Number of pages: 28
Subjects: Bentonite -- Oregon.
Notes: "Conducted in conformance with ORS 516.030."

One map and 2 tables on folded leaves in pocket.

Bibliography: p. 15-16.