Polished fossil stromatolite slab. Strelley Pool Formation SPF143 Green Opal AZ108 Azurite sun mineral specimen

AZ108 Azurite sun mineral specimen

Dimensions at widest points approximately 95 mm x 70 mm x 25 mm thick

Studies have shown that these are probably the oldest agates in the world with an age in excess of 2 billion years

OJ192  A rough rock

Desert Sunset is a banded iron formation that is comprised of alternating layers of red and yellow jasper and chert with narrow bands of black hematite

Polished fossil stromatolite slab. Strelley Pool Formation SPF143 Green Opal AZ108 Azurite sun mineral specimenSPF143. 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 155 mm x 10 mm thick. Weighs 799 grams.