The Iowa Geoscience Education Information Network

Explore Iowa Geology

Geology of Iowa for Teachers (Day 3)

Iowa's Geologic History - Shallow seas recorded in rock


Devonian Fossil Gorge (Coralville Reservoir)

- Army Corps of Engineer's Fossil Gorge website

- Iowa Geological and Water Survey's Fossil Gorge website

Videos of the Fossil Gorge

Part 1 - Introductions, History of the Gorge


Part 2 - Geologic History


Part 3 - Similar content as in part 2, with less wind noise :-/


Part 4 - Discussion of seafloor environments recorded within the rock


Part 5 - Continued discussion of seafloor geology


Part 6 - Bioherm discussion


Evening presentation

- Dr. John Groves

Types of carbonate environments and the carbonate rocks that tehy may produce