Polished fossil stromatolite slab. Domal from Irregully formation IRR114 annular rings Dimensions at widest points approximately

Dimensions at widest points approximately 150 mm x 70 mm x 8 mm thick

Interesting ripple-like undulations across the top

Dimensions at widest points approximately 130 mm x 90 mm and 13 mm thick

Age approx

New South Wales

Polished fossil stromatolite slab. Domal from Irregully formation IRR114 annular rings Dimensions at widest points approximatelyIRR114 Fossil stromatolite slab polished on one side. A domal stromatolite from the Proterozoic "Irregully Formation" in Western Australia. Yet to be formally identified but possibly Paniscollenia . Age is approx. 1. 1 billion years. Dimensions approximately 180 mm x 70 mm x 7 mm thick Weighs 224 grams