17.65 Ct long green-blue boulder opal
A beautiful long boulder opal with a very strong greens and blues on semi-black body tone/background.
- 17.65 carats.
- 35 x 10.2 mm / 1.37 x 0.40".
- 5.8 mm / 0.22" thick.
- Natural solid boulder opal.
- Mined by Sue at her Mt Margaret opal mine in Queensland, Australia.
- High commercial grade.
- Opal ID 1728.
Vendor: Broken River Mining