Polished fossil stromatolite slab. Asperia ashburtonia. ASP160 purple Dimensions at widest points approximately
Baker’s notes & crumb story
Description
Dimensions at widest points approximately 155 mm x 130 mm x 12 mm thick
Dimensions at widest points approximately 150 mm x 100 mm x 70 mm thick
Weight is 271 grams
RH279 Rhodonite rock
Polished fossil stromatolite slab. Asperia ashburtonia. ASP160 purple Dimensions at widest points approximatelyASP160 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. 275 mm x 150 mm x 10 mm thick. It weighs 834 grams.