Australian Boulder Opal - 7.44 Ct free-form blue blouder opal - Broken River Mining

7.44 Ct free-form blue blouder opal

Broken River Mining

$100.00 AUD Sale

A royal blue curvy boulder opal with a free-form shape.

  • 7.44 carats.
  • 18.2 x 13 mm / 0.71 x 0.51".
  • 5 mm / 0.19" thick.
  • Natural solid boulder opal.
  • Mined by Sue at her Mt Margaret opal mine in Queensland, Australia.
  • Lower commercial grade.