4.20 Ct small circle boulder opal
A lovely round boulder opal with purples and greens and very pretty patterning.
- 4.20 carats.
- ~11.7 x 11.7 mm / 0.46 x 0.46".
- 3.5 mm / 0.16" thick.
- Natural solid boulder opal.
- Mined by Sue at her Yaraka opal mine in Queensland, Australia.
- Commercial grade.
Vendor: Broken River Mining