SPF115. Fossil stromatolite . Rough rock with natural back, cut and polished on one side.
Huge museum quality display piece !
These are the oldest known fossils on Earth.
From the Strelley Pool Formation in the Pilbara region of Western Australia.
Age is approx. 3.4 billion years.
Dimensions approx. 270 mm x 130 mm x 100 mm thick.
Weighs 3,976 grams.
