Prase rough PRR113 green Fossil stromatolite slab polished on

Fossil stromatolite slab polished on one side

cut and polished on one side with a natural rough back and a cut base to sit as a display specimen

Dimensions at widest points approximately 105 mm  x 95 mm wide x 6 mm thick

RH252  A slab

160 mm x 110 mm x 8 mm

Prase rough PRR113 green Fossil stromatolite slab polished onPRR 113. Dimensions at widest points approximately 125 mm x 85 mm x 60 mm thick. Weighs 917 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.