Australian Boulder Opal - 6.56 Ct 'whirlpool' green-blue boulder opal - Broken River Mining

6.56 Ct 'whirlpool' green-blue boulder opal

Broken River Mining

Regular price $515.00 AUD Sale

A stunning free-form shape boulder opal with a natural green-blue 'dip' and strong green-blues throughout.

  • 6.56 carats.
  • 19 x 10 mm / 0.74 x 0.39".
  • 4 mm / 0.15" thick.
  • Natural solid boulder opal.
  • Mined by Sue at her Mt Margaret opal mine in Queensland, Australia.
  • Commercial grade.
  • Opal ID 156.