A large boulder opal with strong rainbow stripes on a lighter background / body tone.

• 22.13 carats.
• 28 x 14.4 mm / 1.10 x 0.56".
• 6.6 mm / 0.25" thick.
• Natural solid boulder opal.
• Mined by Sue at her Yaraka opal mine in Queensland, Australia.
• Gem grade.
  
• Opal ID 1710.