4.16 Ct small boulder opal
A small free-form light pink and green boulder opal.
- 4.16 carats.
- 12.8 x 7.2 mm / 0.50 x 0.28".
- 4.5 mm / 0.17" thick.
- Natural solid boulder opal.
- Mined by Sue at her Mt. Margaret opal mine in Queensland, Australia.
- Commercial grade.
Vendor: Broken River Mining
