THE MIDCONTINENT RIFT SYSTEM IN IOWA
Clastic rocks associated with the Midcontinent Rift System
in Iowa are preserved in a series of basins. The bulk of
these clastic rocks lie in basins that flank the Iowa Horst,
but several basins on the horst also preserve rift clastics.
(click for map of basins).
For more information on the clastic basins click on the
appropriate line below.
Eastern Clastic Basins
Western Clastic Basins
BASINS ON THE HORST