SPF114. 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. 330 mm x 180 mm x 40 mm thick.
Weighs 4,806 grams.