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Showing 1 to 5 of 5 for “"Stratigraphic--Holocene"”.
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Origin and stratigraphy of Holocene sediments, Souris and Des Lacs glacial-lake spillways, north-central North Dakota
… erosive. </p><p> This study is concerned with Holocene sediments that have filled the Souris and Des Lacs Valleys in Ward and Renville Counties. Most of the discussion is focused on the Souris Valley. Twelve cross sections were constructed from data gathered in the field, from the U.S. Army …
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Late Pleistocene and Holocene geology of the Moe Site, New Town, North Dakota
Eight stratigraphic units of Late Cenoioic age are present around the Moe Archeological Site near New Town, North Dakota. Unit Zero is a layer of glacial sediment consisting of grayish brown pebbly clay loam. Unit One consists of fluvial and beach sand and gravel. Unit Two consists of light …
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The postglacial sedimentology of Devils Lake, North Dakota
… Dakota, was investigated, and changes in the Holocene lacustrine environment are interpreted. Sediment samples from Main Bay of Devils Lake were analyzed for their physical, chemical and mineral ogical properties. Analytical data on surface sedimer.t were used to delineate the present …
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Paleoenvironmental analysis of a late Holocene deposit : Stanton site, west-central North Dakota
… Mercer County, North Dakota, contains a late Holocene organic deposit in the cutbank of an ephemeral stream on the Missouri Plateau. Strati graphic units of the 104-cm section are, in ascending order: (l) gravel; (2) silty, organic, sandy clay; (3) organic silt; (4) silty, sandy, organic clay; …
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Paleosols as Holocene proxy climate indicators, McLean County, North Dakota
<p> An exposure with 15 buried A-horizons near Douglas Creek, Lake Sakakawea, central North Dakota, has provided an excellent opportunity for paleoclimate reconstruction. Analyses included texture, stable carbon, radiocarbon, pollen, and phytoliths. The variations in these properties between …