Polished Convoluted Jasper slab CJ102 brecciated OG191 A matching pair of

OG191   A matching pair of polished Orbicular Granite halves with natural rough backs

175 mm high x 110 mm wide x 95 mm

Dimensions at widest points approximately 180 mm  x 75 mm x 40 mm thick

150 mm x 80 mm  x 10 mm

Polished Convoluted Jasper slab CJ102 brecciated OG191 A matching pair ofCJ102. Convoluted Jasper slab, polished on one side. Dimensions at widest points approximately 155 mm x 65 mm x 10. 5 mm thick Weighs 296 grams. Convoluted jasper comes from Turee Creek Station in the Pilbara region of Western Australia. The location is about 160 km west of the iron ore mining town of Newman. It occurs as outcrops and seams of jasper in a banded iron formation called "The Weeli Wooli Formation". The age of this formation is around