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 and the colours are mostly

and the colours are mostly inaccessible

00ct dark base knobby split from Lightning Ridge is a standout

🎯 Grade A to B (Due to Size)

A great gamble for cutters with experience navigating host material

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 and the colours are mostlyLot 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