Dakota Sandstone

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Please improve this article if you can. (February 2007)

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]It is made of porous sandstone more than 30 meters thick.

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