Origin: Queensland, Australia
Opal Type: Solid Boulder Opal
Shape: Rhombus
Color: Green / Common Blue
Pattern: Matrix
Size (mm): 22x16x4
Weight (ct): 15.3
Brightness rating (1-5): 2
Transparency: Opaque
MOHS Hardness: 5.5 – 6.5
Treatment: Non-treated
GbG ID: BO62