Gorgeous Multicolour knobby opal formation rough 6.25cts Lightning Ridge to collect or carve / gamble 16x14x7mm Lot B4-A461 wk_end_auction A clearly visible blue bar

A clearly visible blue bar runs through the stone

💚💛 Natural & Untreated💚💛 Yellow & Green Dominant Multi-Fires💚💛 Authentic Australian Opal – Safe in Water

it’s an excellent candidate for cutting and polishing into bright finished gems

With gorgeous and vibrant fires visible

Lot Title: Winton Boulder Opal Rough Pair – 59

Gorgeous Multicolour knobby opal formation rough 6.25cts Lightning Ridge to collect or carve / gamble 16x14x7mm Lot B4-A461 wk_end_auction A clearly visible blue barLot Title: Lightning Ridge Knobby Opal Formation Rough 6. 25cts Multicolour Gamble PieceLot Number: B4 A461 Details: Origin: Lightning Ridge, Australia Type: Knobby Opal Formation Rough Carat Weight: 6. 25cts Size: 16x14x7mm Features: Gorgeous multicolour play, potential for carving or collection Description: A beautiful 6. 25ct knobby opal formation rough from Lightning Ridge. Displays a range of multicolour flashes across its surface. While the