Prase rough PRR123 crystoprase 5 mm thick and weighs

5 mm thick and weighs 99 grams

Three conjoined suns

Dimensions at widest points approximately 160 mm x 130 mm x 30 mm thick

Conglomerate is a sedimentary rock consisting of individual pebbles (clasts) within a finer-grained matrix that have become cemented together

80 mm x 80 mm  x 15 mm

Prase rough PRR123 crystoprase 5 mm thick and weighsPRR 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.