big sized Blue on black opal rub 19.50cts Lightning ridge Bright & full of fires 27x20x6mm Lot B4-A811 wk_auction There is moderate risk involved

There is moderate risk involved due to its shape and inclusions

DetailsWeight: 19

00cts Some Bits of Colour

With its natural knobby formation and potential for further fire within

big sized Blue on black opal rub 19.50cts Lightning ridge Bright & full of fires 27x20x6mm Lot B4-A811 wk_auction There is moderate risk involvedLot Title#Grade A Rub Big Blue on Black Opal Rub Full of Fire (Lightning Ridge) Lot NumberB4 A811 DetailsWeight: 19. 50 ctSize: 27 x 20 x 6 mmOrigin: Lightning Ridge, AustraliaType: Black Base Opal RubUse: Cutting FinishingColour: Bright blue fire DescriptionBig sized Lightning Ridge opal rub showing bright blue fire over a rich black base. This 19. 50ct piece is full of life and nearly ready to go ideal for a strong face up finish with bold colour.