Prase rough PRR117 stand-up Dimensions at widest points approximately

Dimensions at widest points approximately 230 mm  x 105 mm wide x 60 mm thick

NJ439   Noreena Jasper slab

Dimensions at widest points approximately 120 mm x 75 mm x 80 mm thick

95mm x 65mm x 9mm thick

Dimensions approximately 90 mm x 55 mm x7 mm thick

Prase rough PRR117 stand-up 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.