Origin: Queensland, Australia
Opal Type: Solid Black Opal
Shape: Freeform Cabochon
Color: Green, Yellow, Orange, Red, Purple
Pattern: Rolling flash
Weight (ct): 3.25 
Dimensions (mm): 13.5×10.5×3
Brightness rating: 3
Transparency: Opaque
MOHS Hardness: 5.5 – 6.5
Treatment: Non-treated
GbG ID: BK23