FAQs

Have a question about Iowa geology? Here are some answers to frequently asked questions.

•  Are there dinosaur fossils in Iowa?

• What are the fossils of Iowa?

• Are there any meteorites in Iowa?

• What are geodes and how do they form?

• What are those strange boulders in fields?
  

• What is the midcontinental rift?

• When did oceans cover Iowa?

• Are there old karst areas in Iowa?