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Showing 1 to 3 of 3 for “"Geology--North Dakota--Slope County"”.
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The Rhame bed (Slope Formation, Paleocene), a silcrete and deep weathering profile, in southwestern North Dakota
<p>The Rhame Bed is a unit at the top of the Slope Formation (for merly part of the "Ludlow Formation") in the Fort Union Group deposited during Paleocene time.</p> <p>The Rhame Bed was mapped in western Slope County and north central Bowman County. The bed outcrops on the tops of buttes, at the …
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Depositional environments of the lower Tullock Formation (Paleocene), Slope County, southwestern North Dakota
… of a section 5 to 30 feet thick, was studied in Slope County, southwestern North Dakota to determine its depositional environments. The lithol ogies present are sand, silt, clay and lignite. A bed of lignite or yellow silt marks the base of the Tullock Formation throughout the study area.</p> …
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Heavy minerals of the Cretaceous Hell Creek and Paleocene Ludlow Formations of Slope and Bowman counties, North Dakota
… and Paleocene Ludlow Formations of southwestern North Dakota are nonmarine sediments of alluvial origin. The heavy minerals of these formations were specifically studied to determine the source rock types and their provenance, and generally assess the diagenetic processes which affected the heavy …