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Sandstones Of The Lance And Fort Union Formations, Alan G. Conner
Sandstones Of The Lance And Fort Union Formations, Alan G. Conner
Bachelors Theses and Reports, 1928 - 1970
The Fort Union and Lance formations are widespread terrestrial sediments exposed in Montana, North Dakota, South Dakota, Wyoming, and Canada. Their stratigraphic position, especially that of the Lance, has long been in doubt, and has provoked much controversy among geologists.
Geology Of The Lost Creek-Modesty Creek Area Deerlodge County, Montana, Howard B. Nickelson, Robert L. Pott
Geology Of The Lost Creek-Modesty Creek Area Deerlodge County, Montana, Howard B. Nickelson, Robert L. Pott
Bachelors Theses and Reports, 1928 - 1970
In 1915 the United States Geological Survey published a folio by Calkins and Emmons on the geology of the Philipsburg Quadrangle, which adÂjoins the area now under study to the west. Geology of this portion of Montana had not been mapped previously; consequently the purpose of this thesis is to make a geological reconnaisÂsance of the stratigraphy and structure of the area.