A free-form matrix boulder opal with a some pastel colours.

• 16.35 carats.
• 39 x 11.4 mm / 1.53" x 0.44".
• 5.3 mm / 0.20" thick.
• Natural solid boulder opal.
• Mined by Sue at her Yaraka opal mine in Queensland, Australia.
• Lower commercial grade.