Origin: Queensland, Australia
Opal Type: Solid Black Opal
Shape: Freeform
Color: Rainbow
Pattern: Mix
Weight (ct): 8
Dimensions (mm): 23.5x15x3
Brightness rating: 3
Transparency: Opaque
MOHS Hardness: 5.5 – 6.5
Treatment: Non-treated
GbG ID: BK30