Polished Chert Breccia slab CB119 magneprase Sections consist of a chaotic

Sections consist of a chaotic mixture of dolomite and/or stromatolite fragments set in a matrix of mudstone and/or coarsely crystalline dolomite

Dimensions at widest points approximately 100 mm x 85 mm x 10 mm thick

AZ157  Azurite sun mineral specimen

Weight of both is 150 grams

Polished Chert Breccia slab CB119 magneprase Sections consist of a chaoticCB119 Chert Breccia polished thick slab with a cut base. Dimensions at widest points approximately 200 mm x 170 mm x 30 mm thick. Weighs 1,807 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.