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Showing 1 to 3 of 3 for “"Lithofacies--North Dakota; Geology"”.
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Sedimentary Depositional Cyclicity, Mission Canyon and Charles Formations (Mississippian), Williston Basin, North Dakota
… and evaluation of cyclicity in the lithofacies sequence of the Mission Canyon and lower Charles Formations in North Dakota. </p><p> Twelve cores were sampled at every visually distinguishable lithologic unit. Forty-six lithologic components were counted in each sample on a …
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The Broom Creek Formation (Permian), in southwestern North Dakota: depositional environments and nitrogen occurrence
<p> In North Dakota, the Broom Creek Formation (Wolfcampian> exists in the subsurface as the upper unit of the Minnelusa Group. The Broom Creek Formation consists of pink quartzarenite with some intervening dolostone beds. The identification of lithofacies, areal distribution, and stratigraphic …
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Depositional environments and paleogeography of the Winnipeg Group (Ordovician), Williston Basin, North Dakota
… (Cambrian - Lower Ordovician) over most of North Dakota, except in the extreme eastern part, where it lies directly on Precambrian basement rocks. The Winnipeg is conformably overlain by the Red River Formation (Upper Ordovician). The Winnipeg reaches a maximum thickness of 448 feet (136.6 …