Polished Prase display specimen PS268 crystoprase The interesting cylindrical cavity is

The interesting cylindrical cavity is all that remains of a fossil belemnite which was a squid-like creature with a tapering torpedo or bullet shaped body

Dimensions at widest points approximately 120 mm  x 120 mm x 80 mm thick

Dimensions at widest point approximately 115 mm x 90 mm x 35 mm

190 mm x 110 mm  x 10 mm

Dimensions at widest points approximately 90 mm x 60 mm x 10 mm thick

Polished Prase display specimen PS268 crystoprase The interesting cylindrical cavity isPS268. Prase display specimen. A rough rock, cut and polished on one side with a natural weathered back and a cut base to stand as a display specimen. Dimensions at widest points approximately 165 mm high x 100 mm x 95 mm thick Weighs 2,299 grams. From the Pilbara region of Western Australia.