5.87 Ct striped boulder opal
A rectangle picture stone boulder opal.
- 5.87 carats.
- 15.4 x 9.7 mm / 0.60 x 0.38".
- 4.4 mm / 0.17" thick.
- Natural solid boulder opal.
- Mined by Sue at her Mt. Margaret opal mine in Queensland, Australia.
- Commercial grade.
Vendor: Broken River Mining