Prase rough PRR117 #gemstone Dimensions at widest points approximately

Dimensions at widest points approximately 150 mm x 85 mm x 45 mm thick

125 mm x 95 mm x 30 mm

Dimensions at widest points approximately 105 mm x 75 mm x 50 mm thick

Dimensions approximately 140 mm x 130 mm x 100 mm thick

Prase rough PRR117 #gemstone Dimensions at widest points approximatelyPRR 117. Dimensions at widest points approximately 110 mm x 75 mm x 50 mm thick. Weighs 373 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.