2.20 Ct small green-blue boulder opal
A small free-form boulder opal with fun green blues.
- 2.20 carats.
- 10.6 x 8.8 mm / 0.41 x 0.34".
- 2.2 mm / 0.08" thick.
- Natural solid boulder opal.
- Mined by Sue at her Mt Margaret opal mine in Queensland, Australia.
- Lower commercial grade.
Vendor: Broken River Mining
