Stromatolitic Dolomite SD154 polished slab Dimensions at widest points approximately

Dimensions at widest points approximately 175 mm x 100 mm x 6 mm thick

80 mm x 35 mm  x 20 mm

It was collected many years ago from a large open cut gold mine at Reedy's near Cue in Western Australia

CLA227   A slab

This material is VERY rare

Stromatolitic Dolomite SD154 polished slab Dimensions at widest points approximatelySD154 Stromatolitic Dolomite rough rock, cut and polished on one side. Sections consist of a chaotic mixture of dolomite and or stromatolite fragments set in a matrix of mudstone and or coarsely crystalline dolomite . The pink and red colouration can be attributed to the presence of finely disseminated iron oxides . It often contain layers and nodules of red chert. From the Irregully Formation, Western Australia. Dimensions approximately 170mm x 45mm