Australian Boulder Opal - 4.10 Ct small rectangle boulder opal - Broken River Mining

4.10 Ct small rectangle boulder opal

Broken River Mining

Regular price $70.00 AUD Sale

A rectangle boulder opal with fun stripes and waves.

  • 4.10 carats.
  • 13.5 x 9 mm / 0.86" x 0.35".
  • 3.6 mm / 0.14" thick.
  • Natural solid boulder opal.
  • Mined by Sue at her Mt Margaret opal mine in Queensland, Australia.
  • Commercial grade.