CPH115. Fossil stromatolite slab polished on one side.
Stunning example that displays central circular structure !
Conophyton garganicum australe from the Mesoproterozoic "Top Camp Formation".
Age is approx. 1.0 - 1.6 billion years.
From the Ashburton region in Western Australia.
Approx. 110 mm x 100 mm x 7 mm thick .
200 grams.
