2.72 Ct small blue rectangle boulder opal
A small rectangle boulder opal with pastel blues and greens.
- 2.72 carats.
- 10 x 7.6 mm / 0.39 x 0.29".
- 3.8 mm / 0.14" thick.
- Natural solid boulder opal.
- Mined by Sue at her Mt Margaret opal mine in Queensland, Australia.
- Lower commercial grade.
Vendor: Broken River Mining