Origin: Coober Pedy, Australia
Opal Type: Crystal Opal
Shape: Freeform
Cut: Cabochon
Color: Rainbow
Pattern: Pinfire
Transparency: Translucent
Brightness rating (1-5): 4
Size (mm): 18x9x4
Weight (ct): 4.7
MOHS Hardness: 5.5 – 6.5
Treatment: Non-treated
GbG ID: CY61