5.13 Ct curvy boulder opal
A small curvy boulder opal.
- 5.13 carats.
- 18.4 x 8.7 mm / 0.72 x 0.34".
- 4 mm / 0.15" thick.
- Natural solid boulder opal.
- Mined by Sue at her Yaraka opal mine in Queensland, Australia.
- Lower commercial grade.
Vendor: Broken River Mining
