Origin: Coober Pedy, Australia
Opal Type: Crystal Opal
Shape: Oval
Color: Rainbow
Pattern: Flagstone
Transparency: Translucent
Brightness rating (1-5): 2
Size (mm): 17x13x4
Weight (ct): 6.6
MOHS Hardness: 5.5 – 6.5
Treatment: Non-treated
GbG ID: CY27