140 Ct free-form boulder opal specimen

A free-form boulder opal specimen with fun stripes and flashy colours at is tip.

• ~ 140 carats /  28 grams
• 37.4 x 30 mm / 1.47" x 1.18".
•  18.5 mm / " thick.
• Natural solid boulder opal specimen.
• Mined by Sue at her Yaraka opal mine in Queensland, Australia.
• Stands on its own in two different directions.