Prase rough PRR120 polished noreena Crystalline cylindrical mass with spike

Crystalline cylindrical mass with spike on both ends

NJT126  Tumble polished Noreena Jasper from Western Australia

All from Western Australia

Interesting reddish colours

cut and polished on one side with a cut base to stand as a display specimen

Prase rough PRR120 polished noreena Crystalline cylindrical mass with spikePRR 120. Dimensions at widest points approximately 120 mm x 85 mm x 40 mm thick. Weighs 606 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.