Polished Convoluted Jasper slab CJ105 dendrites Dimensions approximately 200 mm x

Dimensions approximately 200 mm x 90 mm x 90 mm thick

Weighs 337 grams

Weighs 139 grams

DOT101  Tumble polished Dendritic Opal

Total weight of both 634 grams

Polished Convoluted Jasper slab CJ105 dendrites Dimensions approximately 200 mm xCJ105. Convoluted Jasper slab, polished on one side. Dimensions at widest points approximately 155 mm x 60 mm x 10. 5 mm thick Weighs 283 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