Another lovely, solid Australian black opal loose we can happily offer you here, it comes in a perfect shape, bright and vivid green color you can enjoy on your skin, nice cabochon and it's just too hard to replace with this price. A high black opal in this quality is only to be found at Lightning Ridge, NSW, Australia. You'll be very happy with this piece for sure.
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.