The Keokuk Area Geode is a unique and collectible display specimen from the fox River in Missouri, Geodes are natural formations that contain mineral crystals or rock formations, making them a fascinating addition to any collection of rocks, fossils, and minerals. Whether for display or further study, the Keokuk Area Geode offers a glimpse into the beauty and diversity of nature. This one weighs 2 lbs 15.5 oz and measures approx. 5 in. × 4 in. × 3.5 in.