Origin: Spencer, ID
Opal Type: Solid Boulder Opal
Shape: Cabochon
Color: Green / Purple
Pattern: Matrix, Straw
Weight (ct): 28.8
Dimensions (mm): 37×24.5×4.5
Brightness rating(1-5): 3
Transparency: Opaque
MOHS Hardness: 5.5 – 6.5
Treatment: Non-treated
GbG ID: BO57