Boulder opal on natural matrix - Blue, turquoise, green in colour - - 11.2 x 6.5 x 3.5 cm - 335.70 g - a rare piece
Boulder opal on natural matrix - Blue, turquoise, green in colour - - 11.2 x 6.5 x 3.5 cm - 335.70 g - a rare piece
Fine quality see blue antique Australian Opal 32x22x5mm - 33.50 cts
Top Quality Big Crystal Contraluz Opal - 21.6 x 15.4 x 10.8 mm - 19.35 ct
Neon Electric Super Flashy Blue/Green change color - Natural Australian Black Andamooka Opal Cab - Solid - 4.75 ct
Big Beautiful Natural Crystal Opal - 22 x 17 x 7 mm - 14.18 ct
Beautiful Shell Fossil Opalized Lightning Ridge 16 x 14 x 7 mm - 5.4 ct
Good Quality Black Lightning Ridge Opal Rough - 10 to 23 mm - 73.2 ct
Natural Rough Big Lightning Ridge Opal Parcel, Australia . Fossil's/Seam/Noby/Rubs/ Some fires 2100 Cts ! No Reserve Price!
Creasy Australian Solid Cristal Opal Fancy Cab - 4.8 ct - Strong Flashy Fires in All Faces - Full Colors - Untreated 100% Natural
Large rough boulder opal of ca. 837 g