Australian Boulder Opal - 18.30 Ct free-form shaped boulder opal - Broken River Mining

18.30 Ct free-form shaped boulder opal

Broken River Mining

Regular price $75.00 AUD Sale

A free-form shaped boulder opal, with some lovely colours (but also some inclusions).

  • 18.30 carats.
  • 25.8 x 17.8 mm / 1.01" x 0.70".
  • 5.1 mm / 0.20" thick.
  • Natural solid boulder opal.
  • Mined by Sue at her Yaraka opal mine in Queensland, Australia.
  • Lower commercial grade, with some inclusions.