CPH118. Fossil stromatolite slab polished on one side.
Displays excellent cross section of circular column !
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. 105 mm x 65 mm x 7 mm thick .