Generalized stratographic section of the Prichard Formation, basal Belt Supergroup, Proterozoic Y, near Plains, Montana
By: by E.R. Cressman
Contributors: Geological Survey (U.S.)
Series: Open-file report -- 82-495; Open-file report (Geological Survey (U.S.)) -- 82-495
Publisher: Department of the Interior,United States Geological Survey
Published: 1982
Place of publication: [Reston, Va.?]
Language: eng
Format: Microform
Subjects: Geology, Stratigraphic -- Precambrian; Geology -- Montana
Notes: Microfiche. [Denver, Colo. : U.S. Geological Survey, 1982?]. 1 microfiche ; 11 x 15 cm