Australian Boulder Opal - 5.88 Ct small free-form boulder opal - Broken River Mining

5.88 Ct green-blue boulder opal

Broken River Mining

Regular price $70.00 AUD Sale

A fun free-form boulder opal with lovely ocean tones and interesting patterning. 

  • 5.88 carats.
  • 16.8 x 13.9 mm / 0.66 x 0.54".
  • 3.8 mm / 0.15" thick.
  • Natural solid boulder opal.
  • Mined by Sue at her Mt Margaret opal mine in Queensland, Australia.
  • Commercial grade.