Polished fossil stromatolite. Asperia ashburtonia. ASP131 red jasper Asperia ashburtonia from the Proterozoic

Asperia ashburtonia from the Proterozoic "Duck Creek Dolomite"

CC120  Chrome chalcedony slab

190 mm x 160 mm x 9 mm thick

A domal stromatolite from the Proterozoic "Irregully Formation" in Western Australia

120mm x 100mm x 30-50mm thick

Polished fossil stromatolite. Asperia ashburtonia. ASP131 red jasper Asperia ashburtonia from the ProterozoicASP131. Fossil stromatolite polished on one side with natural weathered exterior. Asperia ashburtonia from the Proterozoic "Duck Creek Dolomite". Large museum piece ! Age is approx. 2 billion years. From near Paraburdoo in Western Australia. Approx. 220 mm x 220 mm x 50 mm thick. Weight is 3,319 grams.