17.09 Ct oval boulder opal
An oval boulder opal with fun rainbow stripes.
- 17.09 carats.
- 38.8 x 12.1 mm / 1.52 x 0.47".
- 4 mm / 0.15" thick.
- Natural solid boulder opal.
- Mined by Sue at her Yaraka opal mine in Queensland, Australia.
- Commercial grade.
- Opal ID 347.
Vendor: Broken River Mining