Origin: Spencer, ID
Opal Type: Solid Boulder Opal
Shape: Oval
Cut: Cabochon
Color: Green / Blue / Orange
Pattern: Matrix, Straw
Size (mm): 38.5x25x6.5
Weight (ct): 40
Brightness rating (1-5): 3
Transparency: Opaque
MOHS Hardness: 5.5 – 6.5
Treatment: Non-treated
GbG ID: BO58