5.72 Ct pink and ironstone boulder opal
A colourful free-form boulder opal with pink and green opal running within the ironstone host rock. A wonderful opal if you love pink, matrix opal, or both!
- 5.72 carats.
- 19.7 x 12.3 mm / 0.77 x 0.48".
- 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