7.47 Ct set of two boulder opals
A set of two small blue boulder opals.
- 7.47 carats (total).
- Left, 11.9 x 10.6 mm / 0.46" x 0.41".
- 3.3 mm / 0.12" thick.
- Right, 15.2 x 9.7 mm / 0.59" x 0.38".
- 2.6 mm / 0.10" thick.
- Natural solid boulder opals.
- Mined by Sue at her Yaraka opal mine in Queensland, Australia.
- Lower commercial grade.
Vendor: Broken River Mining