Australian Boulder Opal - 6.85 Ct free-form boulder opal - Broken River Mining

6.85 Ct free-form boulder opal

Broken River Mining

Regular price $210.00 AUD Sale

A light body tone boulder opal, with some lovely orange and green stripes.

  • 6.85 carats.
  • 17.9 x 9.9 mm / 0.70" x 0.38".
  • 4.5 mm / 0.17" thick.
  • Natural solid boulder opal.
  • Mined by Sue at her Mt Margaret opal mine in Queensland, Australia.
  • Commercial grade.