Mineral resources of the San Juan primitive area, Colorado
By: by T. A. Steven ... [et al.] ; with a section on iron resources in the Irving Formation, by Jacob E. Gair and Harry Klemic.
Contributors: Steven, Thomas August, 1917-; Gair, Jacob Eugene, 1922-; Klemic, Harry, 1920-; Geological Survey (U.S.); United States. Bureau of Mines.
Series: Studies related to wilderness--primitive areas; Geological Survey bulletin -- 1261-F
Publisher: U.S. Govt. Print. Off.
Published: 1969
Place of publication: Washington
Language: eng
Number of pages: 187
Subjects: Mines and mineral resources -- Colorado -- Hinsdale County.; Mines and mineral resources -- Colorado -- Mineral County.; Mines and mineral resources -- Colorado -- La Plata County.; Mines and mineral resources -- Colorado -- San Juan County.; Geology -- Colorado -- Hinsdale County.; Geology -- Colorado -- Mineral County.; Geology -- Colorado -- La Plata County.; Geology -- Colorado -- San Juan County.; Sedimentation and deposition -- Colorado.; River sediments -- Colorado -- Analysis.; Analytical geochemistry -- Colorado.; Gold mines and mining -- Colorado.
Notes: Includes maps on two folded plates in pocket.

"An evaluation of the mineral potential of the area."

Includes bibliographical references (p. 118-120) and index.