Australian Boulder Opal - 19.42 Ct green-blue round boulder opal - Broken River Mining

19.42 Ct green-blue round boulder opal

Broken River Mining

Regular price $960.00 AUD Sale

A round boulder opal with fun patterning and an amazing gem grade green-blue stripe with a black body tone. 

  • 19.42 carats.
  • ~ 21 x 21 mm / 0.82" x 0.82".
  • 4 mm / 0.15" thick.
  • Natural solid boulder opal.
  • Mined by Sue at her Yaraka opal mine in Queensland, Australia.
  • Commercial grade, with a gem grade stripe.