Polished fossil stromatolite slab. Strelley Pool Formation SPF145 Jasper 170 mm x 70 mm

170 mm x 70 mm  x 15

Dimensions at widest points approximately 200 mm x 100 mm x 40 mm thick

TIR182 Tiger Iron rough rock

This museum quality specimen has been cut at right angles to the bedding and displays the columnar structure beautifully

Good example of fault displacement

Polished fossil stromatolite slab. Strelley Pool Formation SPF145 Jasper 170 mm x 70 mmSPF145. Fossil stromatolite slab, 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 approx. 250 mm x 140 mm x 12. 5 mm thick. Weighs 693 grams.