Polished fossil stromatolite. Asperia ashburtonia. ASP156 asperia ashburtonia MK537 Mookaite

MK537   Mookaite

Dimensions at widest point approximately 125 mm x 120 mm x 9

130 mm x 75 mm x 30 mm thick & weighs 604 grams

Approximate dimensions at widest points 125 mm  x 70 mm  x 45 mm thick

Dimensions at widest points approximately 115 mm x 55 mm x 25 mm thick

Polished fossil stromatolite. Asperia ashburtonia. ASP156 asperia ashburtonia MK537 MookaiteASP156. 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.