Australian Queensland Boulder Matrix opal single 27cts Tumbled rough Koroit Bright Blue fires & Lots potential 20x19x8mm BFA39 US$ 65.00 Min. order: 1 piece ★★★★★ 4.5 (286 reviews) Sold : Login>>
Australian Queensland Boulder Matrix opal 91cts faced rough Koroit veins of Blue/green fires 44x26x8mm BFA11 US$ 65.00 Min. order: 1 piece ★★★★★ 4.0 (206 reviews) Sold : Login>>
Australian Queensland Boulder Matrix opal 150cts rough / slice Yowah veins of Multifires 62x34x6mm BFA05 US$ 80.00 Min. order: 1 piece ★★★★★ 4.4 (190 reviews) Sold : Login>>