Origin: Queensland, Australia
Opal Type: Solid Boulder Opal
Shape: Freeform
Color: Dark Blue
Pattern: Floral
Weight (ct): 20
Dimensions (mm): 18x14x7
Brightness rating: Subdued
Transparency: Opaque
MOHS Hardness: 5.5 – 6.5
Treatment: Non-treated
Setting: Drilled for pendant
GbG ID: BO38