Boulder opal 8.28ct 25 x 8mm Australian opal natural solid loose unset stone

DETAILS: No24UD125 Natural solid boulder opal loose stone
Stone Natural solid boulder opal
Carat 8.28ct
Dimensions 25.43mm x 8.61mm Thickness 3.50mm(at the longest point)
Shape Freeform
Colour Brown with multi-colour
Transparency Opaque
Origin Koroit, Queensland, Australia
Note: *The surface have concave.
Last picture is back of the stone.
All photos were taken under natural light, sunlight and LED lights.

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