XL 16.5" Hadrosaur Dinosaur Fossil Vertebrae Bone Hell Creek FM MT COA Metal Stand Hematite The coloration is caused by

The coloration is caused by the presence of manganese in the mineral

Gryposaurus was a genus of duck-billed dinosaurs that lived approximately 83 to 75 million years ago during the Late Cretaceous period in North America

which consists of minerals with the same crystal structure

mosasaurs met their end in the great Cretaceous-Tertiary extinction

which acted like a natural shield against predators

XL 16.5" Hadrosaur Dinosaur Fossil Vertebrae Bone Hell Creek FM MT COA Metal Stand Hematite The coloration is caused byLocation: Hell Creek Formation, Montana (Private Land Origin) Weight: 9 Pounds 3 Ounces (With Metal Stand) Dimensions: 21 Inches Long, 7. 1 Inches Wide, 6 Inches Thick (With Metal Stand) Dimensions: 16. 5 Inches Long, 7. 1 Inches Wide, 4. 9 Inches Thick Comes with a Certificate of Authenticity. Comes with a Custom Metal Stand. The item pictured is the one you will receive. Cretaceous Age 83. 6 70. 6 million years old. Most likely from a vertebra of