Australian Queensland Boulder High Grade Matrix opal 3.9cts rub / rough / preform Koroit veins of Vibrant Multifires 11x7x3mm BFA20 US$ 65.00 Min. order: 1 piece ★★★★★ 4.6 (210 reviews) Sold : Login>>
Australian Queensland Boulder Matrix opal 91cts faced rough Koroit veins of Blue fires of mixed tones 40x30x7mm BFA10 US$ 60.00 Min. order: 1 piece ★★★★★ 4.3 (115 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 (248 reviews) Sold : Login>>
Australian Queensland Boulder Matrix opal parcel 155cts Tumbled rough Koroit lots colours lots potential 24x19x19mm to 15x10x8mm BFA37 US$ 75.00 Min. order: 1 piece ★★★★★ 4.0 (118 reviews) Sold : Login>>