Description
Weighs 275grams
Weighs 532 grams
Dimensions at widest points approximately 300 mm x 180 mm x 9 mm thick
Weighs 862 grams
Dimensions at widest points approximately 70 mm x 70 mm x 30 mm thick
Polished fossil stromatolite. Pilbaria perplexa. PP124. rock block Weighs 275gramsPP124. Fossil stromatolite slab, polished on one side. Pilbaria perplexa from the Proterozoic "Duck Creek Dolomite". Age is approx. 2 billion years. From near Paraburdoo in Western Australia. Approx. 280 mm x 130 mm x 10. 5 mm thick. Weighs 936 grams.