Opal Type: White Crystal Opal
Shape: Rounded Square
Cut: Cabochon
Color: Rainbow
Pattern: Straw
Transparency: Translucent
Brightness rating (1-5): 3
Size (mm): 14x13x3
Weight (ct): 4
MOHS Hardness: 5.5 – 6.5
Treatment: Non-treated
GbG ID: WO7