Boulder opal 2.21ct 12 x 7.8mm Australian opal natural solid loose unset stone

DETAILS: No9107 Natural solid boulder opal loose stone
Stone Natural solid boulder opal
Carat 2.21ct
Dimensions 12.35mm x 7.88mm Thickness 2.71mm(at the longest point)
Shape Freeform
Colour Bright green, blue
Transparency Opaque
Origin Winton, Queensland, Australia
Note: Last picture is back of the stone.
*The surface have slight concave.
All photos were taken under natural light, sunlight and LED lights.

*Please check the measurements before purchase, the items appear bigger in photos.