The Jurassic Wanakah and Morrison formations in the Telluride-Ouray-western Black Canyon area of southwestern Colorado
Subtitle: revision of the Wanakah Formation and basal Morrison Formation in part of the Black Canyon of the Gunnison River
By: by Robert B. O'Sullivan.
Series: U.S. Geological Survey bulletin ;; 1927
Publisher: U.S. G.P.O.
Published: 1992
Place of publication: Washington
Language: eng
Number of pages: 24
Subjects: Geology, Stratigraphic -- Jurassic.; Geology -- Colorado.; Wanakah Formation.; Morrison Formation.
Notes: Includes bibliographical references.