Prase rough PRR114 polished slab RFJ132 Rhyolite (Rainforest Jasper) rough

RFJ132  Rhyolite (Rainforest Jasper) rough rock

Dimensions at widest points are approximately 140 mm x 45 mm x 40 mm

130 mm x 75 mm x 50 mm

120 mm x 90 mm x 50 mm thick at widest points

Dimensions at widest points approximately 140 mm x 105 mm x 12 mm thick

Prase rough PRR114 polished slab RFJ132 Rhyolite (Rainforest Jasper) roughPRR 114. Dimensions at widest points approximately 130 mm x 95 mm x 70 mm thick. Weighs 1,492 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.