7.44 Ct free-form blue blouder opal
A royal blue curvy boulder opal with a free-form shape.
- 7.44 carats.
- 18.2 x 13 mm / 0.71 x 0.51".
- 5 mm / 0.19" thick.
- Natural solid boulder opal.
- Mined by Sue at her Mt Margaret opal mine in Queensland, Australia.
- Lower commercial grade.
Vendor: Broken River Mining
