Mineral resources of wilderness study areas--John Day region, Oregon.
Contributors: Ach, Jay A.; Minor, Scott A.
Series: U.S. Geological Survey bulletin ;; 1743
Publisher: U.S. G.P.O.; For sale by the Books and Open-File Reports Section, U.S. Geological Survey
Published: 1988
Place of publication: Washington; Denver, CO
Language: eng
Subjects: Mines and mineral resources -- Oregon -- John Day River Region.; Wilderness areas -- Oregon -- John Day River Region.
Notes: Includes bibliographies.
Table of contents: title: ch. A. Mineral resources of the Lower John Day and Thirtymile Wilderness Study Areas, Sherman and Gilliam Counties, Oregon / by Jay A. Ach ... [et al.]; title: ch. B. Mineral resources of the North Pole Ridge Wilderness Study Area, Sherman and Gilliam Counties, Oregon / by Scott A. Minor ... [et al.]; title: ch. C. Mineral resources of the Spring Basin Wilderness Study Area, Wheeler County, Oregon / by Jay A. Ach ... [et al.].