5.7" Hadrosaur Dinosaur Fossil Vertebrae Bone Judith River Formation Montana COA Douvilleiceras This striking Chrysocolla–Malachite specimen is

This striking Chrysocolla–Malachite specimen is a naturally formed copper mineral combination created through the oxidation of copper sulfide deposits

surpassing even the iconic Tyrannosaurus Rex

The hydrogen sulfide then reacts with oxygenated groundwater to form elemental sulfur

Its large teeth and powerful bite indicate a predator well-adapted for hunting large marine animals and dominating much of its environment

5.7" Hadrosaur Dinosaur Fossil Vertebrae Bone Judith River Formation Montana COA Douvilleiceras This striking Chrysocolla–Malachite specimen isLocation: Judith River Formation, Hill County, Montana (Private Land Origin) Weight: 1 Pound 12. 3 Ounces Dimensions: 5. 7 Inches Long, 3. 7 Inches Wide, 3. 1 Inches Thick Comes with a Certificate of Authenticity. The item pictured is the one you will receive. Cretaceous Age: 83. 6 70. 6 million years old. Name: Hadrosaurus Type: Herbivore Size: 7 to 8 meters in length Hadrosaurus was a type of hadrosaurid ornithopod dinosaur that lived in North