5.1" Polished Chert Breccia Slab - Western Australia

This is a slab of chert breccia, collected from the Pinyalling Hills in the midwest region of Western Australia. One side has been polished to a mirror like finish, and the specimen comes with an acrylic display stand. Chert breccia consists of innumerable angular fragments of assorted rock types. The dominant rock types associated in the mix are quartz, jasper and chert.