Prase rough PRR124 black jasper Dimensions at widest points approximately

Dimensions at widest points approximately 160 mm x 150 mm x 50 mm thick

Dimensions at widest points approximately 85 mm x 75 mm x 12 mm thick

Small vertical quartz vein from top to bottom

NJ446   Noreena Jasper slab

Dimensions at widest points approximately 135 mm x 80 mm x 9 mm thick

Prase rough PRR124 black jasper Dimensions at widest points approximatelyPRR 124. Dimensions at widest points approximately 150 mm x 80 mm x 65 mm thick. Weighs 1,476 grams. Red in this piece ! 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.