Origin: Queensland, Australia
Opal Type: Solid Boulder Opal
Shape: Freeform
Color: Blue
Pattern: Matrix
Weight (ct): 37.3
Dimensions (mm): 37x19x6
Brightness rating: Subdued
Transparency: Opaque
MOHS Hardness: 5.5 – 6.5
Treatment: Non-treated
Setting: Undrilled for pendant
GbG ID: BO52