DAKOTA SANDSTONE

The 'Dakota Sandstone' (also 'Cockrum Sandstone', 'Dakota Formation') is a general term for an ill-defined early Cretaceous formation of the Rocky Mountains and Great Plains. It consists of sandy, shallow-marine deposits with intermittent mud flat sediments, and occasional stream deposits.[1],[2] It is an important aquifer in some areas of the Great Plains.[3],[4]

Contents

External links

References

External links

★ Dakota Aquifer Program--Geologic Framework: Stratigraphy (Accessed 5/24/06)

★ Morrison Geology: The Dakota Group (Accessed 5/24/06)

References

★ Dinosaur National Monument Homepage: Geology of the Quarry. (Accessed 5/24/06)

★ Morton County Geohydrology: Water-Bearing Formations, continued. (Accessed 5/24/06)

★ Saga of the Dakota Sandstone (PDF answer sheet) (Accessed 5/24/06)