Australian Boulder Opal - 21.43 Ct free-form boulder opal - Broken River Mining

21.43 Ct free-form boulder opal

Broken River Mining

Regular price $380.00 AUD Sale

A beautiful free-form boulder opal that has fiery purples and blues throughout.

  • 21.43 carats.
  • 30.8 x 18.5 mm / 1.21 x 0.72".
  • 5.4 mm / 0.21" thick.
  • Natural solid boulder opal.
  • Mined by Sue at her Yaraka opal mine in Queensland, Australia.
  • Commercial grade.