Did you know dinosaur poop rock is actually a fossil? These ancient droppings, known as coprolites, underwent a mineralization process that preserved their structure. Some contain traces of bones, plants, or shells, providing clues about what dinosaurs ate. Their colors range from deep browns to reds and greens, making them striking collectibles. Polished coprolites are admired for their gemstone-like appearance. Tree of Life Gems, a supplier of tumbled gemstones, offers these unique fossils. Even prehistoric poop has a story to tell!