Preliminary chemical and mineralogical analyses of the major volcanic ash beds in the Oligocene Brule Formation, northwestern Nebraska / Kendell A. Dickinson.

Author/creator Dickinson, Kendell A., 1931-
Other author Geological Survey (U.S.)
Format Book
Publication Info[Reston, Va.] : U.S. Dept. of Interior, U.S. Geological Survey ; [Denver, Colo.] : [Open-File Reports Section, distributor], 1994.
Description1 volume.
Subjects
Geology, Stratigraphic--Oligocene.
Groups (Stratigraphy)--Nebraska. --Dawes County.
Mines and mineral resources--Nebraska. --Dawes County.

SeriesOpen-file report ; 94-292
U.S. Geological Survey open-file report 94-292. ^A632201
General noteCover title.
General noteDistributed to depository libraries in microfiche.
General noteShipping list no.: 95-0614-M.
Reproduction noteJoyner- Microfiche. [Denver, Colo.] : U.S. Geological Survey, [1995] 1 microfiche : negative.
GPO item number0624-H (MF)
Govt. docs number I 19.76:94-292