A 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) 1.06 ounces with approximately a 3/4 inch cut face and about 1 1/4 inches in heightMore specimen than cutting material, but you never can tell until you take the next cutPhotographed 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.