Polished fossil stromatolite. Strelley Pool Formation SPF146 magneprase JBJ355 Jelly Bean Jasper or

JBJ355  Jelly Bean Jasper or Red Jasper Conglomerate in Hematite rich matrix

Dimensions at widest points approximately 180 mm x 145 mm x 13 mm thick

Weight is 106 grams

GRN113  Green Opal & Magnesite slab

Weighs 700 grams

Polished fossil stromatolite. Strelley Pool Formation SPF146 magneprase JBJ355 Jelly Bean Jasper orSPF146 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.