Australian Boulder Opal - 2.20 Ct small green-blue boulder opal - Broken River Mining

2.20 Ct small green-blue boulder opal

Broken River Mining

$75.00 AUD Sale

A small free-form boulder opal with fun green blues. 

  • 2.20 carats.
  • 10.6 x 8.8 mm / 0.41 x 0.34".
  • 2.2 mm / 0.08" thick.
  • Natural solid boulder opal.
  • Mined by Sue at her Mt Margaret opal mine in Queensland, Australia.
  • Lower commercial grade.