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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)
State North Dakota
Name Glacial Sediment- Collapsed/Draped Transition Sediments
Geologic age Phanerozoic | Cenozoic | Quaternary | Pleistocene Holocene
Comments Collapsed/Draped Transition Sediments-Collapsed glacial sediments with hummocky toptgraphy draped over and partly obliterating the topography existing before the last glacial advance.
Primary rock type clay or mud
Secondary rock type silt
Other rock types sand; gravel
Lithologic constituents
Major
Unconsolidated > Fine-detrital > Clay (Glacial, outwash)
Unconsolidated > Fine-detrital > Silt (Glacial, outwash)
Unconsolidated > Coarse-detrital > Sand (Glacial, outwash)
Unconsolidated > Coarse-detrital > Gravel (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.
Counties Barnes - 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