Australian Boulder Opal - 3.92 Ct green-blue boulder opal - Broken River Mining

3.92 Ct green-blue boulder opal

Broken River Mining

Regular price $70.00 AUD Sale

Sail away with this small green-blue boulder opal.

  • 3.92 carats.
  • 14.5 x 9.7 mm / 0.57" x 0.38".
  • 3.7 mm / 0.14" thick.
  • Natural solid boulder opal.
  • Mined by Sue at her Mt Margaret opal mine in Queensland, Australia.
  • Commercial grade.