Boulder opal 6.78ct 19 x 12mm Australian opal natural solid loose unset stone

DETAILS: No9129 Natural solid boulder opal loose stone 6.78ct
Stone Natural solid boulder opal
Carat 6.78ct
Dimensions 19.00mm x 12.16mm Thickness 3.85mm (at the longest point)
Shape Freeform
Colour Pastel blue green pink
Transparency Opaque
Origin Winton, Queensland, Australia
Note: 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.