Keokuk Geode
These geodes are named after the town in which they are found–Keokuk, Iowa. They were formed in the Warsaw Formation about 340 million years ago when they were deposited in a shallow sea.
Iowa
These geodes are named after the town in which they are found–Keokuk, Iowa. They were formed in the Warsaw Formation about 340 million years ago when they were deposited in a shallow sea.
Iowa