A Fossilized Dinosaur Bone, Jurassic Period, Morrison Formation, Colorado, USA 11 x 8 x 6 inches (27.9 x 20.3 x 15.2 cm) This massive piece of Dinosaur Bone is essentially a "knuckle" end of a long bone and features a window into the core showcasing the trabecular structure of the organic material. The display face is a dull red in coloration with a mottled appearance. The exterior exhibits earthy tones with a chalky and rustic appeal. HID03101242017