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Mineral Resources > Online Spatial Data > Geology > by state > South Dakota

Landslide Deposits

Landslide, slump, and collapsed material composed of chaotically mixed boulders and finer grained rock debris. Thickness up to 180 ft (55m).
StateSouth Dakota
NameLandslide Deposits
Geologic agePhanerozoic | Cenozoic | Quaternary
Original map labelQl
Primary rock typesand
Secondary rock typegravel
Other rock types
Lithologic constituents
Major
Unconsolidated > Coarse-detrital > Gravel (Landslide)
Unconsolidated > Coarse-detrital > Sand (Landslide)
Unconsolidated > Coarse-detrital > Boulders (Landslide)
Map references
Martin, J. E., Sawyer, J. F., Fahrenbach, M. D., Tomhave, D. W., and Schulz, L. D., 2004, Geologic Map of South Dakota: South Dakota Geological Survey
Unit references
Martin, J. E., Sawyer, J. F., Fahrenbach, M. D., Tomhave, D. W., and Schulz, L. D., 2004, Geologic Map of South Dakota: South Dakota Geological Survey
Geographic coverageCorson - Custer - Dewey - Fall River - Harding - Jackson - Meade - Pennington - Shannon - Stanley

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