Glacial Sediment-Glacial Sediment Draped Over Pre-existing Topography (NDQcdn;0)

State	North Dakota
Name	Glacial Sediment-Glacial Sediment Draped Over Pre-existing Topography
Geologic age	Phanerozoic \| Cenozoic \| Quaternary \| Pleistocene Holocene
Original map label	Qcdn
Comments	Glacial Sediment Draped Over Pre-existing Topography-Thin glacial sediment draped over and only slightly modifying the non-glacial 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 > 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 coverage	Burke - Burleigh - Divide - Dunn - Emmons - Kidder - Logan - McIntosh - McKenzie - McLean - Mercer - Morton - Mountrail - Oliver - Ward - Williams