Polished Chert Breccia CB113 #gemstone Dimensions at widest points approximately

Dimensions at widest points approximately 90 mm  x 65 mm wide x 7 mm thick

Weighs 196 grams

Dimensions at widest points approximately 200 mm x 100 mm x 40 mm thick

Weighs 556 grams

It weighs 4

Polished Chert Breccia CB113 #gemstone Dimensions at widest points approximatelyCB113. Chert Breccia rough rock, cut and polished on one side with a rough natural back and a cut base to stand on. Dimensions at widest points approximately 185 mm x 135 mm x 60 mm thick. Weighs 1,809 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