9.11 Ct rectangle boulder opal
A green rectangle boulder opal with an interesting pattern.
- 9.11 carats.
- 17 x 13.3 mm / 0.66" x 0.52".
- 3.5 mm / 0.13" thick.
- Natural solid boulder opal.
- Mined by Sue at her Yaraka opal mine in Queensland, Australia.
- Commercial grade.
Vendor: Broken River Mining