Pumice in Oregon
By: by Ronald P. Geitgey.
Series: Special paper -- 25.; Special paper (Oregon. Dept. of Geology and Mineral Industries) -- 25.
Publisher: Oregon, Dept. of Geology and Mineral Industries
Published: 1992
Place of publication: Portland, Or
Language: eng
Number of pages: 26
Subjects: Pumice -- Oregon.
Notes: "Conducted and published in conformance with ORS 516.030"

One map, 1 ill. on 2 folded leaves in pocket.

Includes bibliographical references (p. 25).