A free-form shape boulder opal with really fun tiger stripes and green flashes of colour.
- 5.08 carats.
- 17 x 8.9 mm / 0.66" x 0.35".
- 4.8 mm / 0.18" thick.
- Natural solid boulder opal.
- Mined by Sue at her Mt Margaret opal mine in Queensland, Australia.
- Lower commercial grade.
