8.30 Ct free-form boulder opal
A lovely free-form boulder opal with green and blue waves and stripes.
- 8.30 carats.
- 26.9 x 9.1 mm / 1.05 x 0.35".
- 3.8 mm / 0.15" thick.
- Natural solid boulder opal.
- Mined by Sue at her Yaraka opal mine in Queensland, Australia.
- Commercial grade.
Vendor: Broken River Mining