49.73 Ct large boulder opal
A large geometric boulder opal with green-blues and a wonderful purple stripe that runs down the middle.
- 49.73 carats.
- 57.9 x 16.2 mm / 2.27 x 0.63".
- 6.2 mm / 0.24" thick.
- Natural solid boulder opal.
- Mined by Sue at her Yaraka opal mine in Queensland, Australia.
- Gem grade.
- Opal ID 3139.