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Glacial Sediment- Collapsed/Draped Transition Sediments

Unbedded, unsorted mixture of clay, silt, sand, and pebbles, and a few cobbles and boulders; as thick as 30 meters (100 feet)
StateNorth Dakota
NameGlacial Sediment- Collapsed/Draped Transition Sediments
Geologic agePhanerozoic | Cenozoic | Quaternary | Pleistocene Holocene
Original map labelQcdc
CommentsCollapsed/Draped Transition Sediments-Collapsed glacial sediments with hummocky toptgraphy draped over and partly obliterating the topography existing before the last glacial advance.
Primary rock typeclay or mud
Secondary rock typesilt
Other rock typessand; gravel
Lithologic constituents
Major
Unconsolidated > Coarse-detrital > Gravel (Glacial, outwash)
Unconsolidated > Coarse-detrital > Sand (Glacial, outwash)
Unconsolidated > Fine-detrital > Silt (Glacial, outwash)
Unconsolidated > Fine-detrital > Clay (Glacial, outwash)
Minor
Unconsolidated > Coarse-detrital > Boulders (Glacial, outwash)
Map references
Clayton, Lee, 1980, Geologic Map of North Dakota: U. S. Geological Survey, Scale 1:500K.
Unit references
Clayton, Lee, 1980, Geologic Map of North Dakota: U. S. Geological Survey, Scale 1:500K.
Geographic coverageBarnes - Benson - Bottineau - Burke - Burleigh - Cass - Dickey - Divide - Emmons - Foster - Griggs - Kidder - LaMoure - Logan - McHenry - McIntosh - McKenzie - McLean - Mercer - Mountrail - Nelson - Oliver - Pierce - Ramsey - Ransom - Renville - Richland - Rolette - Sargent - Sheridan - Steele - Stutsman - Ward - Wells - Williams

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