Polished Pilbara Agate PA288 Wanong Dendritic Opal Dimensions at widest points approximately

Dimensions at widest points approximately 150 mm x  100 mm x 70 mm thick

It weighs 269 grams

75 mm x 70 mm x 6 mm thick

OPS113  Opalised Serpentine rough rock

Polished Pilbara Agate PA288 Wanong Dendritic Opal Dimensions at widest points approximatelyPA288 Pilbara Agate , cut and polished on one side with a cut back and a cut base to stand as a display specimen ! Dimensions at widest points are approximately 235 mm x 130 mm x 45 mm. thick. Weighs 3,082 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, Western