Depositional environment of the Middle Proterozoic Spokane Formation-Empire Formation transition zone, west-central Montana
By: by James W. Whipple
Contributors: Geological Survey (U.S.)
Series: Open-file report -- 80-1232; Open-file report (Geological Survey (U.S.)) -- 80-1232
Publisher: U.S. Dept. of the Interior, Geological Survey
Published: 1980
Place of publication: [Denver, Colo.?]
Language: eng
Format: Microform
Subjects: Lithofacies -- Montana; Rocks, Sedimentary; Geology, Stratigraphic -- Precambrian
Notes: Microfiche. [Denver, Colo. : U.S. Geological Survey, 1980?]. 1 microfiche ; 11 x 15 cm

Bibliography: p. 58-65