4.58 Ct small hexagonal boulder opal
A small hexagonal boulder opal with fun pinfire colours.
- 4.58 carats.
- 13.1 x 11.6 mm / 0.51 x 0.45".
- 3.2 mm / 0.12" thick.
- Natural solid boulder opal.
- Mined by Sue at her Yaraka opal mine in Queensland, Australia.
- Commercial grade.
Vendor: Broken River Mining