An extra small free-form boulder opal with pinks, greens and blues.

• 1.73 carats.
• 12.1 x 6 mm /  0.83 x 0.23".
• 2.8 mm / 0.11" thick.
• Natural solid boulder opal.
• Mined by Sue at her Mt. Margaret opal mine in Queensland, Australia.
• Commercial grade.