Prase rough PRR131 lace agate Dimensions at widest points approximately

Dimensions at widest points approximately 90 mm x 65 mm x  10 mm thick

Dimensions at widest points approximately 150 mm x 65 mm x 20 mm thick

cut and polished on one side with a natural rough back

155 mm x 70 mm x 30 mm thick

It occurs as a single vein

Prase rough PRR131 lace agate Dimensions at widest points approximatelyPRR 131. Dimensions at widest points approximately 140 mm x 130 mm x 100 mm thick. Weighs 2,927 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.