5.12 Ct rectangle boulder opal pair
A rectangle pair of matrix boulder opals with flashy greens at certain angles.
- 5.12 carats (total).
- ~ 14.6 x 6.9 mm / 0.57" x 0.27".
- ~ 3 mm / 0.11" thick.
- Natural solid boulder opal.
- Mined by Sue at her Yaraka opal mine in Queensland, Australia.
- Commercial grade.
Vendor: Broken River Mining
