A small green and blue boulder opal specimen with natural white stripes

• ~ 105 carats / 21 grams
• 33 x 28 mm / 1.29" x 1.10".
• 18 mm / 0.70" thick.
• Natural solid boulder opal specimen.
• Mined by Sue at her Yaraka opal mine in Queensland, Australia.
• Sits on its flat base and three side directions.