Polished fossil stromatolite slab. Asperia ashburtonia. ASP159 stand ups CH440 Chrysoprase nodule
Baker’s notes & crumb story
Description
CH440 Chrysoprase nodule
Dimensions at widest points approximately 380 mm x 110 mm with slightly tapering thickness of 12 - 14 mm
Large museum piece
135 mm x 80 mm x 40 mm thick
Polished fossil stromatolite slab. Asperia ashburtonia. ASP159 stand ups CH440 Chrysoprase noduleASP159. 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.