Double sided dark crystal - 8.85ct

* Opal Type: solid dark crystal 
* Colours: Green, Orange, red, blue
* Dimensions : 22.57 x 13.64 x 5.48mm
* Origin: Coober Pedy, SA, Australia
* Brightness: 9/10
* Cabochon: high dome 
* Pattern: floral 
* Shape: teardrop