Polished Chert Breccia CB116 asperia 140 mm x 110 mm

140 mm x 110 mm  x 7 mm

Dimensions at widest points approximately 140 mm  x 90 mm  x 10 mm thick

DO153 Dendritic Opal rough rock

Large museum piece

Dimensions at widest points approximately 305 mm x 180 mm x 11 mm thick

Polished Chert Breccia CB116 asperia 140 mm x 110 mmCB116. Chert Breccia rough rock, cut and polished on one side with a natural back . Dimensions at widest points approximately 185 mm x 165 mm x 55 mm thick. Weighs 2263 grams. This breccia consists of innumerable angular fragments of assorted rock types but predominantly jasper, quartz and chert. It occurs in the Pinyalling Hills which are located in the Midwest region of Western Australia, approximately 400 kms. north of Perth.