Polished fossil stromatolite slab. Strelley Pool Formation SPF148 Rain Forest Jasper Approximate dimensions at widest points

Approximate dimensions at widest points 90 mm  x 50 mm  x 50 mm thick

Weighs  185 grams

Dimensions at widest points approximately 120 mm  x 95 mm wide x 8 mm thick

Dimensions at widest points approximately 205 mm x 95 mm x 70 mm thick

It weighs 182 grams

Polished fossil stromatolite slab. Strelley Pool Formation SPF148 Rain Forest Jasper Approximate dimensions at widest pointsSPF148. 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. 230 mm x 120 mm x 10 mm thick. Weighs 536 grams.