Australian Boulder Opal - 18.37 Ct green-blue teardrop boulder opal - Broken River Mining

18.37 Ct green-blue teardrop boulder opal

Regular price $75.00 AUD Sale

A smaller teardrop opal with some lovely dark blues and greens.

  • 18.37 carats.
  • 22.7 x 14.4 mm / 0.89" x 0.56".
  • 6.2 mm / 0.24" thick.
  • Natural solid boulder opal.
  • Mined by Sue at her Mt. Margaret opal mine in Queensland, Australia.
  • Commercial grade, with some minor inclusions.