This is the reason why Australian boulder opal is so popular among artists and jewelry designers. Just so unique. A high quality solid Australian boulder opal loose found from Quilpie, Queensland, Australia, there is no other like this.
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.