4.21 Ct freeform pink, green and ironstone boulder opal
A free-form, oval boulder opal with a dark body tone and great strong pinks and greens. Please note, this opal is thin on side and is slightly concave.
- 4.21 carats.
- 17.2 x 11.1 mm / 0.67 x 0.43".
- 2.4 mm / 0.09" thick.
- Natural solid boulder opal.
- Mined by Sue at her Yaraka opal mine in Queensland, Australia.
- Commercial grade.
- Opal ID 2660.
Vendor: Broken River Mining