Lightning Ridge Dakr base Crystal knobby opal rough 9.50cts Some Multicolour fires flashes to gamble 13x8x7mm & 13x9x8mm Lot B4-A392 Premium Ideal for cutting into a

Ideal for cutting into a standout polished opal

with visible colour hints but uncertain depth and consistency

Type: Knobby Opal Rough (Split Pair)

Lot Title: Lightning Ridge Knobby Seam Fossil – 250

Lightning Ridge Dakr base Crystal knobby opal rough 9.50cts Some Multicolour fires flashes to gamble 13x8x7mm & 13x9x8mm Lot B4-A392 Premium Ideal for cutting into aLot Title: Lightning Ridge Dark Base Crystal Knobby Opal Rough 9. 50cts, Some Multicolour Fire Flashes to GambleLot Number: B4 A392Weight: 9. 50 carats (total)Dimensions: Piece 1: 13 x 8 x 7 mm Piece 2: 13 x 9 x 8 mm Details: Origin: Lightning Ridge, New South WalesType: Crystal Knobby Opal (Rough Split Pair)Body Tone: Dark base crystalPlay of Colour: Multicolour fire flashes in limited areasStructure: Split nobby formUse: High risk cutting gamble or