A small free-form boulder opal with cool green-blue stripes on one side and light green stripes on the other. We won't have another one like this!

• 2.46 carats.
• 11.4 x 7 mm / 0.44 x 0.27".
• 4 mm / 0.15" thick.
• Natural solid boulder opal.
• Mined by Sue at her Mt Margaret opal mine in Queensland, Australia.
• Commercial grade.