Polished fossil stromatolite slab. Domal from Irregully formation IRR124 lace agate 380 mm x 40-180mm x

380 mm x 40-180mm x 12mm thick

Dimensions at widest points approximately 105 mm x 90 mm x 70 mm deep

4 billion years

OJ127  A slab

This museum quality specimen has been cut at right angles to the bedding and displays the columnar structure beautifully

Polished fossil stromatolite slab. Domal from Irregully formation IRR124 lace agate 380 mm x 40-180mm xIRR 124 Fossil stromatolite slab, polished on one side. A domal stromatolite from the Proterozoic "Irregully Formation", age approx. 1. 1 billion years. Not formally identified but possibly Paniscollenia. Dimensions at widest points approximately 220 mm x 125 mm x 10 mm thick. It weighs 628 grams..