Altered volcanic ash partings in the C coal bed, Ferron Sandstone member of the Mancos Shale, Emery County, Utah
By: by D.M. Triplehorn and B.F. Bohor
Contributors: Bohor, Bruce Forbes, 1932-; Geological Survey (U.S.)
Series: Open-file report -- 81-775; Open-file report (Geological Survey (U.S.)) -- 81-775
Publisher: U.S. Dept. of the Interior, Geological Survey
Published: 1981
Place of publication: [Denver, Colo.]
Language: eng
Format: Microform
Subjects: Volcanic ash, tuff, etc. -- Utah -- Emery County
Notes: Microfiche. [Denver, Colo. : U.S. Geological Survey, 1981?]. 2 microfiches ; 11 x 15 cm

Bibliography: p. 42-43