3.67 Ct small boulder opal
A light, free-form shaped boulder opal.
- 3.67 carats.
- 12.4 x 7.6 mm / 0.48" x 0.29".
- 4.9 mm / 0.19" thick.
- Natural solid boulder opal.
- Mined by Sue at her Mt. Margaret opal mine in Queensland, Australia.
- Commercial grade with a minor inclusion on the side of the opal (see photos.)
Vendor: Broken River Mining