Polished Chrysoprase CH468 black jasper grinding or polishing as the

grinding or polishing as the matrix holding the pisolites (small round pebbles) is in many cases quite soft

Weighs 945 grams

Coarse and fine gold is seemingly related to higher concentrations of pyrite within a 200 metre sequence of poorly-stratified

Dimensions at widest points approximately 100 mm x 45 mm  x 8

Weighs 995 grams

Polished Chrysoprase CH468 black jasper grinding or polishing as theCH468 Chrysoprase rough rock, cut and polished on one side with a rough, natural back. Dimensions at widest points approximately 160 mm x 130 mm x 30 mm thick . Weighs 645 grams From Yerilla, north of Kalgoorlie, Western Australia.