12.52 Ct green and caramel boulder opal
A geometric boulder opal with a green-blue opal and caramel stripes.
- 12.52 carats.
- 29.8 x 8.1 mm / 1.17" x 0.31".
- 5.2 mm / 0.20" thick.
- Natural solid boulder opal.
- Mined by Sue at her Yaraka opal mine in Queensland, Australia.
- Commercial grade.
Vendor: Broken River Mining
