A description of some Oregon rocks and minerals.
Series: Oregon. Dept. of Geology and Mineral Industries. Miscellaneous paper -- no. 1.; Miscellaneous paper (Oregon. Dept. of Geology and Mineral Industries)
Publisher: Oregon Dept. of Geology and Mineral Industries
Published: 1969
Place of publication: Portland
Language: eng
Number of pages: 41
Subjects: Mines and mineral resources -- Oregon.; Petrology -- Oregon.
Notes: Cover title.

Originally issued 1950; 6th printing.

Bibliography: p. 37-38.