Polished Convoluted Jasper slab CJ102 brecciated Dimensions at widest points approximately

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

CLA230   A slab

HEM139  Hematite geode half

Dimensions at widest points approximately 115 mm x 60 mm and 40 mm thick

Polished Convoluted Jasper slab CJ102 brecciated Dimensions at widest points approximatelyCJ102. 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