Color heaven. Be aware as one side is a bit thin with an underside cave.
Fortunately there is a way around it as that side does have less of the glorifying pattern. Find a way to make it work and you have a top grade piece of opal.
Astonishing Black Australian Lightning Ridge Rough Opal Rub
$545.00Price
Type - Black
Location - Lightning Ridge, Australia
Weight - 1.25 Cts
Size - 13mm x 6mm x 3mm