Polished fossil stromatolite. Asperia ashburtonia. ASP156 Rough rock Dimensions at widest points approximately

Dimensions at widest points approximately 100 mm x 90 mm x 50 mm thick

Dimensions at widest points approximately 170 mm x 45 mm x 28 mm thick

Rough Tiger Iron pieces suitable for cabbing

Weighs  588 grams

It weighs 406 grams

Polished fossil stromatolite. Asperia ashburtonia. ASP156 Rough rock Dimensions at widest points approximatelyASP156. Fossil stromatolite . Cut and polished on one side with natural rough exterior on rear. 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. 100 mm x 95 mm x 25 mm thick. It weighs 477 grams.