Big sized Lightning ridge knobby opal rough formation 77.00cts Dark base opal deposit with blue fires to gamble or collect 42x27x16mm Lot B4-A614 ToClear Black/Crystal Knobby Opal Rub/Rough –

Black/Crystal Knobby Opal Rub/Rough – 10

weighing 13

Lightning Ridge Material Sold as GambleLot Number: B4-A398Weight: 21

and the colours are mostly inaccessible

Lot Number: B4-A018

Big sized Lightning ridge knobby opal rough formation 77.00cts Dark base opal deposit with blue fires to gamble or collect 42x27x16mm Lot B4-A614 ToClear Black/Crystal Knobby Opal Rub/Rough –Lot Title: Big Dark Base Knobby Blue Fire Lightning Ridge Rough 77. 00ctsLot Number: B4 A614Details: 42x27x16 mm Lightning Ridge Knobby Opal Rough Dark BaseDescription: Large Lightning Ridge knobby opal rough formation weighing 77. 00cts. Displays a dark base with some blue fire visible within the opal deposit. Excellent size for collectors or cutters who enjoy chasing deep potential. The structure is still uncertain, so this one's a high stakes