Origin: Queensland, Australia
Opal Type: Solid Boulder Opal
Shape: Freeform
Cut: Doublet
Color: Blue / Green
Pattern:  Broad / Pinfire
Size (mm): 13.5×10.5×3
Weight (ct): 3.5
Brightness rating (1-5): 3
Transparency: Opaque
MOHS Hardness: 5.5 – 6.5
Treatment: Non-treated
GbG ID: BO69