17.49 Ct set of four boulder opal
A set of four boulder opals with interesting patterning.
- 17.49 carats (total).
- Left, 22.4 x 8.4 mm / 0.88" x 0.33".
- 3.5 mm / 0.13" thick.
- Middle left, 20.3 x 7.5 mm / 0.79" x 0.29".
- 3.7 mm / 0.14" thick.
- Right middle, 15 x 13.6 mm / 0.59" x 0.53".
- 3.6 mm / 0.14" thick.
- Right, 17 x 6.9 mm / 0.67" x 0.27".
- 3.1 mm / 0.12" thick.
- Natural solid boulder opals.
- Mined by Sue at her Yaraka opal mine in Queensland, Australia.
- Lower commercial grade.
Vendor: Broken River Mining