Preliminary stratigraphic correlation of the Cretaceous Blackleaf and lower Frontier Formations in Beaverhead and Madison counties, Montana

An edition of Preliminary stratigraphic correlation of the Cretaceous Blackleaf and lower Frontier Formations in Beaverhead and Madison counties, Montana (1985)

Preliminary stratigraphic correlation of the Cretaceous Blackleaf and lower Frontier Formations in Beaverhead and Madison counties, Montana

By T. S. Dyman

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Publish Date

1985

Publisher

U.S. Dept. of the Interior, Geological Survey

Language

eng

Pages

Description:

subjects: Geology, Stratigraphic Geology

Places: Beaverhead County, Madison County, Montana

Times: Cretaceous