Polished Pink Opal POP172 polished crazy lace agate Dimensions at widest points approximately

Dimensions at widest points approximately 140 mm x 95 mm x 8 mm thick

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

150 mm x 90 mm  x 45 mm

Weight  is 668 grams

Dimensions at widest points approximately 95 mm x 45 mm x 35 mm thick

Polished Pink Opal POP172 polished crazy lace agate Dimensions at widest points approximatelyPOP172 Pink Opal rough rock, cut and polished on one side with natural back. Approximate dimensions at widest points 115 mm x 185 mm x 25 mm thick Weight 478 grams From Mooka Creek near the Kennedy Ranges, Western Australia.