Lightning ridge amber knobby opal split 12.50cts Some Blue fires flashes 13x11x10mm & 13x10x7mm Lot B4-A613 wk_auction Lot Title: Big Sized Knobby

Lot Title: Big Sized Knobby Formation Rough – 56

Already preformed – it just needs a light refine and polish

Lot Title: Lightning Ridge Light Base Opal Rough – 4

The colours are bold and beautiful

⚠️ Grade BColour visible – moderate risk

Lightning ridge amber knobby opal split 12.50cts Some Blue fires flashes 13x11x10mm & 13x10x7mm Lot B4-A613 wk_auction Lot Title: Big Sized KnobbyLot Title: Amber Knobby Split Blue Fire Flashes Lightning Ridge 12. 50ctsLot Number: B4 A613Details: 13x11x10 mm & 13x10x7 mm Lightning Ridge Amber Knobby SplitDescription: Lightning Ridge amber knobby opal split pair totalling 12. 50cts. Both pieces show blue fire flashes breaking through the surface enough to spark a gamble. The internal structure is yet to be revealed, but the shape and exposure make this a fun cut project for those chasing colour