Australian Boulder Opal - 2.29 Ct blue boulder opal - Broken River Mining

2.29 Ct blue boulder opal

Broken River Mining

Regular price $60.00 AUD Sale

A small free-form blue boulder opal with a green stripe.

  • 2.29 carats.
  • 13.6 x 8.7 mm / 0.53" x 0.34".
  • 3 mm / 0.11" thick.
  • Natural solid boulder opal.
  • Mined by Sue at her Mt Margaret opal mine in Queensland, Australia.
  • Lower commercial grade.