Prase rough PRR123 crystoprase Crystalline cylindrical mass with spike

Crystalline cylindrical mass with spike on both ends

New South Wales

80 mm x 80 mm  x 15 mm

Dimensions at widest points approximately 120 mm x 95 mm x 50 mm thick

Dimensions at widest points approximately 290 mm x 165 mm x 10 mm thick

Prase rough PRR123 crystoprase Crystalline cylindrical mass with spikePRR 123. Dimensions at widest points approximately 160 mm x 95 mm x 80 mm thick. Weighs 1,602 grams. Prase is a chrome rich chert. Also called Dragon Stone. The green colour usually derives from minor mineral content, most commonly the green chromiferous muscovite mica, fuchsite. There are numerous Prase deposits in the Pilbara region of Western Australia.