An interesting piece of boulder opal loose showing lots of character, large, high cabochon, low price, very bright golden green color will capture your heart. Make a pendant top with this? A high quality solid Australian boulder opal loose found from Winton, Queensland, Australia.
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.