Blue on Black knobby opal rough Pair 10.15cts Blue colours in both pieces Lightning Ridge Material sold as gamble 18x12x5mm & 14x12x4mm Lot B4-A703 wk_end_auction Lot Title: Nice Sized Lightning

Lot Title: Nice Sized Lightning Ridge Blue on Black Base Seam Opal Rough – 19

⚠️ Gamble Grade A–B (Gamble)Strong fire visible

Description:This 6

Lot Title: Vibrant Rainbow Fire – Knobby Opal Rough – 7

Blue on Black knobby opal rough Pair 10.15cts Blue colours in both pieces Lightning Ridge Material sold as gamble 18x12x5mm & 14x12x4mm Lot B4-A703 wk_end_auction Lot Title: Nice Sized LightningLot Title: Lightning Ridge Knobby Opal Rough Pair 10. 15cts Blue on Black Grade B to CLot Number: B4 A703Details: 18x12x5mm & 14x12x4mm 10. 15cts total Lightning Ridge Knobby Opal Rough PairDescription: Blue on black alert! This knobby opal rough pair from Lightning Ridge weighs a combined 10. 15cts. Both pieces show blue colours, but thickness and consistency are unknown sold as a cutters gamble with potential. Grade B to C colour showing with risks