6.6ct (15.2 x 10.7 x 3.6mm) Boulder Opal

Opal Type: Boulder Opal

Shape: Free Form

Opal Weight (ct): 6.6ct 

Dimensions (L x W x H): 15.23 x 10.70 x 3.67mm

Colour Intensity: Vivid

Dominant Colours: Blue, Green

Pattern: Straw, Feather

Origin: Winton, Queensland, Australia