4.35 Ct small sea green boulder opal
A stunning free-form shape boulder opal with a amazing tropical colours.
- 4.35 carats.
- 14 x 9 mm / 0.55 x 0.35".
- 3 mm / 0.11" thick.
- Natural solid boulder opal.
- Mined by Sue at her Mt Margaret opal mine in Queensland, Australia.
- Commercial grade.
- Opal ID 167.
Vendor: Broken River Mining