Zoom 4.20 Ct free-form boulder opal
Zoom 4.20 Ct free-form boulder opal
Zoom 4.20 Ct free-form boulder opal
Zoom 4.20 Ct free-form boulder opal
Zoom 4.20 Ct free-form boulder opal
Zoom 4.20 Ct free-form boulder opal
Zoom 4.20 Ct free-form boulder opal

4.20 Ct free-form boulder opal

A free-form boulder opal with light purples on a light background.

  • 4.20 carats.
  • 17.4 x 10.1 mm / 0.68" x 0.39".
  • 3.6 mm / 0.14" thick.
  • Natural solid boulder opal.
  • Mined by Sue at her Yaraka opal mine in Queensland, Australia.
  • Commercial grade.

Vendor: Broken River Mining

4.20 Ct free-form boulder opal