A lovely free-form boulder opal with green and blue waves and stripes.

• 8.30 carats.
• 26.9 x 9.1 mm /  1.05 x 0.35".
• 3.8 mm / 0.15" thick.
• Natural solid boulder opal.
• Mined by Sue at her Yaraka opal mine in Queensland, Australia.
• Commercial grade.