Prase rough PRR116 dendritic opal Dimensions at widest points approximately

Dimensions at widest points approximately 200 mm x 70 mm x 45 mm thick

A late stage quartz vein crosscutting the nodule

Big palm stone

Interesting piece displaying the matrix that hosts the chrysoprase veins as well as areas of green and white magnesite

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

Prase rough PRR116 dendritic opal Dimensions at widest points approximatelyPRR 116. Dimensions at widest points approximately 170 mm x 95 mm x 70 mm thick. Weighs 1,381 grams. Prase is a chrome rich chert. 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.