by Jean Cutler Prior Many people have their beginning interest in geology stimulated by finding fossils. Holding the shell of a sea-dwelling organism found in an Iowa rock, far from the nearest ocean, makes us think about the vast changes that have occurred over the Earth’s surface and the great length of geologic time that […]
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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 […]
