A small free-form boulder opal with a window of pink and green opal, surrounded by host rock.
- 5.95 carats.
- 18.1 x 11.1 mm / 0.71 x 0.43".
- 4.3 mm / 0.16" thick.
- Natural solid boulder opal.
- Mined by Sue at her Mt Margaret opal mine in Queensland, Australia.
- Commercial grade.
