11.52 Ct oval boulder opal
A beautiful oval boulder opal with rainbow colours on a lighter body tone / background.
- 11.52 carats.
- 30.1 x 12.4 mm / 1.18" x 0.48".
- 4 mm / 0.15" thick.
- Natural solid boulder opal.
- Mined by Sue at her Yaraka opal mine in Queensland, Australia.
- Gem grade.
- Opal ID 2270.