Polished Chert Breccia slab CB115 Kumarina Agate Approximate dimensions at widest points

Approximate dimensions at widest points 100 mm  x 70 mm  x 55 mm thick

Small vertical quartz vein from top to bottom

Weighs 98 grams

More information about Chrome Chalcedony

Dimensions at widest points approximately 155 mm x 65 mm x 10 mm thick

Polished Chert Breccia slab CB115 Kumarina Agate Approximate dimensions at widest pointsCB115 Chert Breccia slab, cut and polished on one side . Dimensions at widest points approximately 200 mm x 135 mm x 7. 5 mm thick. Weighs 416 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 200 miles north of Perth.