Origin: Queensland, Australia
Opal Type: Solid Black Opal
Shape: Freeform Cabochon
Color: Pale multi
Pattern: Flag
Weight (ct): 11.35
Dimensions (mm): 20x18.5x5
Brightness rating: 4
Transparency: Opaque
MOHS Hardness: 5.5 - 6.5
Treatment: Non-treated
GbG ID: BK16