Can you see an "autumn leaves" or a beautiful "sunset" ? When an opal shows its maximum beauty, there isn't much word to describe ... just take it in your hand and you will see what we see. Solid Australian boulder opal loose stone found from Quilpie, 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.