Suchergebnisse - Pipiringos, George N.

Correlation and nomenclature of some triassic and jurassic rocks in south-central Wyoming: a revision of the correlation and nomenclature of the upper part of the Triassic System and of the marine part of the Jurassic System in south-central Wyoming

Origin of elements associated with uranium in the Cave Hills area, Harding County, South Dakota: an investigation of the geological and geochemical history of the elements associated with uranium in coal, carbonaceous siltstone, and phosphatic claystone in the Fort Union Formation of northwest South Dakota

Geology and uranium deposits in the Cave Hills area, Harding County, South Dakota: stratigraphy, structure, and other factors controlling the distribution of uranium in the Fort Union Formation of northwest South Dakota.

Stratigraphic relations of the Navajo Sandstone to Middle Jurassic Formations, southern Utah and northern Arizona: a reexamination of the stratigraphy of formations that lie on the Navajo sandstone

Lithology and subdivisions of the jurassic stump formation in southeastern Idaho and adjoining areas: marked rapid lateral changes in lithology, fossil content, and thickness of the Stump Formation are due principally to erosion associated with the Cretaceous (K) and Jurassic (J-4) unconformities

Principal unconformities in Triassic and Jurassic rocks, Western Interior United States - a preliminary survey: description of nine widespread unconformities in Triassic and Jurassic rocks

Uranium bearing Coal in the central part of the Great Divide Basin: Uranium-bearing Coal in the Great Divide Basin, Sweetwater County, Wyoming