Australian Boulder Opal - 22.71 Ct green-blue free-form boulder opal - Broken River Mining

22.71 Ct green-blue free-form boulder opal

Broken River Mining

Regular price $420.00 AUD Sale

A beautiful free-form boulder opal that has semi-transparent green-blue colours on a semi-dark body tone/background. 

  • 22.71 carats.
  • 29.5 x 15.9 mm / 1.16" x 0.62".
  • 6.5 mm / 0.25" thick.
  • Natural solid boulder opal.
  • Mined by Sue at her Yaraka opal mine in Queensland, Australia.
  • Commercial grade.