11.28 Ct free-form boulder opal
A narrow free-form boulder opal with greens, blues and pinks.
- 11.28 carats.
- 35.4 x 9.1 mm / 1.39" x 0.35".
- 4.2 mm / 0.16" thick.
- Natural solid boulder opal.
- Mined by Sue at her Yaraka opal mine in Queensland, Australia.
- Commercial grade.
Vendor: Broken River Mining