I call this "an awl opal" as there is an awl standing in the center of the opal ... can you what I see here? (^^) Flashy blue / green / violet colors certainly adds the beauty and the value to this lovely 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.