5.20 Ct small sea green boulder opal
A small fun rectangle boulder opal with cool blue and light pink colours.
- 5.20 carats.
- 15.7 x 9.6 mm / 0.61" x 0.37".
- 3 mm / 0.11" thick.
- Natural solid boulder opal.
- Mined by Sue at her Mt. Margaret opal mine in Queensland, Australia.
- Commercial grade.
Vendor: Broken River Mining
