Polished fossil stromatolite. Strelley Pool Formation SPF146 Rhodonite Dimensions at widest points approximately

Dimensions at widest points approximately 120 mm x 90 mm x 70 mm thick

Dimensions at widest points approximately 225 mm high x 110 mm  x 110 mm thick

Weight is 157 grams

Weight is 619 grams

TI312   Tiger Iron slab

Polished fossil stromatolite. Strelley Pool Formation SPF146 Rhodonite Dimensions at widest points approximatelySPF146 Fossil stromatolite . Rough rock with natural back, cut and polished on one side. 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. 120 mm x 110 mm x 25 mm thick. Weighs 620 grams.