12.05 Ct set of three boulder opals
A set of three boulder opals with interesting patterning.
- 12.05 carats (total).
- Left, 12.8 x 8.5 mm / 0.50" x 0.33".
- 3.3 mm / 0.12" thick.
- Middle, 18.6 x 6.7 mm / 0.73" x 0.26".
- 3.4 mm / 0.13" thick.
- Right, 24.7 x 8.5 mm / 0.97" x 0.33".
- 3.0 mm / 0.11" thick.
- Natural solid boulder opals.
- Mined by Sue at her Yaraka opal mine in Queensland, Australia.
- Lower commercial grade.
Vendor: Broken River Mining