Australian Boulder Opal - 3.38 Ct free-form blue boulder opal - Broken River Mining

3.38 Ct free-form blue boulder opal

Broken River Mining

Regular price $70.00 AUD Sale

A fun small free-form boulder opal with lovely blue colours.

  • 3.38 carats.
  • 9.8 x 4.8 mm / 0.38" x 0.18".
  • 3.2 mm / 0.12" thick.
  • Natural solid boulder opal.
  • Mined by Sue at her Mt Margaret opal mine in Queensland, Australia.
  • Lower commercial grade.