Polished fossil stromatolite slab. Asperia ashburtonia. ASP159 Rhodonite Dimensions at widest points approximately

Dimensions at widest points approximately 145 mm x 65 mm x 60 mm thick

Dimensions at widest points approximately 130 mm x 100 mm x 9

Dimensions at widest points approximately 150 mm  x 75 mm  x 50 mm thick

Dimensions at widest points approximately 150 mm x 130 mm x 50 mm thick

Polished fossil stromatolite slab. Asperia ashburtonia. ASP159 Rhodonite Dimensions at widest points approximatelyASP159. Fossil stromatolite slab, polished on one side. Asperia ashburtonia from the Proterozoic "Duck Creek Dolomite". Age is approx. 2 billion years. From near Paraburdoo in Western Australia. Dimensions at widest points approx. 180 mm x 150 mm x 6. 5 mm thick. It weighs 369 grams.