2 in 1, this high quality solid Australian black opal loose is extremely special, with high cabochon, perfect oval shape, flashy pattern & collectible stripy pattern, very bright and pretty golden green, orange color ... and some red stripes, just so much fum to look at. Australian black opal is only to be found at Lightning Ridge, NSW, Australia, guaranteed you will love it !!
The shape of opal. Our opal comes in Oval, Round, Teardrop, Square, Triangle and Free Shape.
Describes the arrangement of opal's play of colour. Please see Learn About Opal to understand more.
B1 is most desired and brightest to be seen, and B7 is most darkest / dullest of all.