Australian Boulder Opal - 28.50 Ct Ct large purple and green triangle boulder opal - Broken River Mining

28.50 Ct Ct large purple and green triangle boulder opal

Broken River Mining

Regular price $490.00 AUD Sale

This unique boulder opal has a great triangle shape and a killer combination of colours.

  • 28.50 carats.
  • 25.7 x 23.3 mm / 1.01 x 0.91".
  • 7.7 mm / 0.30" thick.
  • Natural solid boulder opal.
  • Mined by Sue at her Mt Margaret opal mine in Queensland, Australia.
  • Commercial grade.
  • Opal ID 2370.