17.49 Ct set of four boulder opals
A set of four boulder opals with interesting patterning.
- 17.49 carats (total).
- Left, 16.8 x 8.9 mm / 0.66" x 0.35".
- 3.8 mm / 0.14" thick.
- Middle left, 20 x 9.4 mm / 0.78" x 0.37".
- 3.6 mm / 0.14" thick.
- Right middle, 28.1 x 9.7 mm / 1.10" x 0.38".
- 3.5 mm / 0.14" thick.
- Right, 26.8 x 10.1 mm / 1.05" x 0.39".
- 4 mm / 0.15" thick.
- Natural solid boulder opals.
- Mined by Sue at her Yaraka opal mine in Queensland, Australia.
- Lower commercial grade.
- Sister stones (out of the same host boulder).
Vendor: Broken River Mining