Polished Pilbara Agate PA287 magneprase Dimensions at widest points approximately

Dimensions at widest points approximately 110 mm  x 110 mm x 6 mm thick

Highly polished on both sides

AZ139 Azurite sun mineral specimen

Weighs 21 grams

Polished Pilbara Agate PA287 magneprase Dimensions at widest points approximatelyPA287 Pilbara Agate , cut and polished on one side with a rough, natural back and a cut base to sit as a display specimen ! Dimensions at widest points are approximately 155 mm x 140 mm x 70 mm. thick. Weighs 2,649 grams. Studies have shown that these are probably the oldest agates in the world with an age in excess of 2 billion years. They occur in the Maddina Formation in the Pilbara region of Western Australia. From near Nullagine, Pilbara region,