SPF129 Fossil stromatolite .
Rough rock with natural back, cut and polished on one side.
Excellent 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 at widest points approx. 270 mm x 100 mm x 70 mm thick.
Weighs 1,956 grams.
