XL 3.8" Spinosaurus Fossil Tooth 100 Million Years Old Cretaceous Dinosaur COA Moroccops Variations in mineral composition from

Variations in mineral composition from one specimen to another reflect differences in crystallization conditions

much like their modern relatives

Mazon Creek fossils are almost exclusively found inside ironstone nodules

Though superficially resembling contemporary rhinoceroses

XL 3.8" Spinosaurus Fossil Tooth 100 Million Years Old Cretaceous Dinosaur COA Moroccops Variations in mineral composition fromLocation: Oued Zem, Morocco Weight: 1. 9 Ounces Dimensions: 3. 8 Inches Long, 1. 2 Inches Wide Comes with a Certificate of Authenticity. The item pictured is the one you will receive. Name: Spinosaurus (Spine lizard). Named By: Ernst Stromer 1915. Diet: Piscivore Carnivore. Size: Estimated between 12. 6 and 18 meters long. Known locations: North Africa, particularly Egypt Bahariya Formation, and Morocco Kem Kem Beds. Time period: Albian to Cenomanian