A nice specimen of agatized dinosaur bone from the Utah/Colorado Morrison Formationwhich dates to the late Jurassic sequence (155 million years ago - 148 million years ago) 3 ounces and approximately 2 3/4 inches x 1 1/2 inches with a small cut face at the end that is 5/8 of an inch in the middleSolid material, pleasant colors with tight small cells and nice structure. You can slice this one like salami for cabs orPolish the cut face and you wi...ll have a fantastic specimen for your collection. Feels great in the hand and looks good too Photographed wet in daylight to show color and also dry to easier see any fractures or voids From a rock hounds 60 year collection of material Please check our other auctions for more dinosaur bone and petrified wood. Combined shipping available for multiple purchases to save you money. Please wait for an invoice. Shipping charges will be calculated and available options offered on the invoice.