7.93 Ct free-form green  and blue boulder opal

7.93 Ct free-form green and blue boulder opal

Broken River Mining

Regular price $160.00 AUD Sale

An ocean tone boulder opal with some fun patterning on a semi-dark background.

  • 7.93 carats.
  • 15.3 x 13 mm / 0.60 x 0.51".
  • 4.6 mm / 0.18" thick.
  • Natural solid boulder opal.
  • Mined by Sue at her Mt Margaret opal mine in Queensland, Australia.
  • Minor inclusion in the middle (please see photos).
  • Commercial grade.