Polished fossil stromatolite slab. Domal from Irregully formation IRR129 petrified wood Dimensions at widest points approximately

Dimensions at widest points approximately 150 mm x 85 mm x 45 mm thick

Annular rings with heart visible

Dimensions at widest points approximately 130 mm x  90 mm x 65 mm thick

Dimensions: approximately 115 mm high x 75 mm x  45 mm thick

polished on one side with a natural back

Polished fossil stromatolite slab. Domal from Irregully formation IRR129 petrified wood Dimensions at widest points approximatelyIRR 129 Fossil stromatolite slab, polished on one side. From the Proterozoic "Irregully Formation", age approx. 1. 1 billion years. Not formally identified but possibly Paniscollenia. Dimensions at widest points approximately 180 mm x 90 mm x 11 mm thick. It weighs 368 grams..