Call this opal an AURORA ?!? Would you make a ring or a pendant with this glitterly, gorgeous triangular shaped boulder opal loose stone? Once you see this opal, you can't take your eyes off from it. An exquisite quality Australian boulder opal loose found from Winton, Queensland
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.