A lovely free-form pastel swirl boulder opal.

• 6.35 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 2294.