A small marquise shaped boulder opal with some fun rainbow colours.

• 3.37 carats.
• 16.3 x 7.4 mm / 0.64" x 0.29".
• 3.3 mm / 0.12" thick.
• Natural solid boulder opal.
• Mined by Sue at her Yaraka opal mine in Queensland, Australia.
• Commercial grade.