25.02 Ct rainbow striped oval boulder opal
Broken River Mining
An oval boulder opal with fun rainbow stripes running throughout the ironstone host rock.
- 25.02 carats.
- 28.4 x 16 mm / 1.11" x 0.62".
- 5 mm / 0.19" thick.
- Natural solid boulder opal.
- Mined by Sue at her Yaraka opal mine in Queensland, Australia.
- Commercial grade.