Polished Pilbara Agate PA283 dendritic opal POP196 Brecciated Pink Opal rough

POP196   Brecciated Pink Opal rough rock

Total weight  2

170 mm x 100 mm x 9 mm

PC128 Chalcedony slab

130 mm x 80 mm  x 12 mm

Polished Pilbara Agate PA283 dendritic opal POP196 Brecciated Pink Opal roughPA283 Pilbara Agate , cut and polished on one side with a rough, natural back. Dimensions at widest points are approximately 110 mm x 60 mm x 60 mm. thick. Weighs 629 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 Australia.