Pair of Lightning Ridge Dark Base Knobby opal rough 25.00cts blue colours to chase 21x16x10mm & 17x12x10mm Lot B4-A535 Premium Size: 20x13x4mm

Size: 20x13x4mm

Ideal for cutters looking for a hands-on experience uncovering hidden colour

Lot Title: Coober Pedy Crystal Opal Rough – 5

with the face already revealing solid fire

Perfect for exploratory cutting

Pair of Lightning Ridge Dark Base Knobby opal rough 25.00cts blue colours to chase 21x16x10mm & 17x12x10mm Lot B4-A535 Premium Size: 20x13x4mmLot Title: Pair of Lightning Ridge Dark Base Knobby Opal Rough 25. 00ctsLot Number: B4 A535Details: 21x16x10 mm & 17x12x10 mm Blue Colour HintsDescription: Two chunky dark base knobby opal rough pieces from Lightning Ridge, totaling 25 carats. Subtle blue colour is showing, but internal structure is uncertain perfect for cutters who enjoy taking a chance on weighty material with chaseable potential. A classic high risk, high reward gamble lot. Gamble