Crystal opal has a translucency that allows deeper colours to be seen. Australian crystal opal is the best in the world. It can be found in all the opal regions within Australia. It is often the favourite variety of opal traders and miners because of its high clarity.
| Gemstone Colour | Purple |
| Gemstone Type | Black Opal |
| Cut Grade | Excellent |
| Item Length | 19.1 mm |
| Materials Sourced From | Australia |
| Gemstone Shape | Oval |
| Item Depth | 8.4 mm |
| Gemstone Creation | Natural |
| Certification | GIA |
| Gemstone Treatment | Untreated |
| Brand | Wirru Opal |
| Gemstone Form | Polished |
| Country Of Origin | Australia |
| Wholesale | Yes |
| Item Width | 17 mm |
What stands out about this piece is its D color, which is top of the scale.