Pachycephalosaurus Dome Fragment Size:Small About the Sikhote Alin Meteorite

About the Sikhote Alin Meteorite

Above: Challenger hitches a ride on NASA's Boeing 747 Shuttle Carrier Aircraft (SCA)

000 square miles)

50" nodule of Fairburn Agate from the Minnelusa Formation in South Dakota

There are two sizes available

Pachycephalosaurus Dome Fragment Size:Small About the Sikhote Alin MeteoritePachycephalosaurus was a Late Cretaceous dinosaur with a unique feature: its skull had a battering ram like bone plate. This several inch thick helmet of bone allowed it to absorb blunt force when it struck its head against surfaces. This specimen is a piece of a Pachycephalosaurus skull dome fossil recovered from the Hell Creek formation in South Dakota. It's estimated to be over 66,000,000 years old. Both small and medium sized fragments are