6.98 Ct green-blue boulder opal
A small green and blue boulder opal with lovely geometric shape.
- 6.98 carats.
- 15.2 x 11.8 mm / 0.59" x 0.46".
- 4.4 mm / 0.17" thick.
- Natural solid boulder opal.
- Mined by Sue at her Yaraka opal mine in Queensland, Australia.
- Commercial grade.
Vendor: Broken River Mining