Australian Boulder Opal - 1.75 Ct small triangle boulder opal - Broken River Mining

1.75 Ct small triangle boulder opal

Broken River Mining

$60.00 AUD Sale

A small triangle boulder opal with lovely green and blues.

  • 1.75 carats.
  • 13 x 6.9 mm / 0.51 x 0.27".
  • 3 mm / 0.11" thick.
  • Natural solid boulder opal.
  • Mined by Sue at her Mt Margaret opal mine in Queensland, Australia.
  • Lower commercial grade.