Lightning Ridge Blue on Black knobby opal rough to cut 13.50cts Lovely Royal blues 21x17x5mm B4-A168 wk_auction Lot Number: B4-A047

Lot Number: B4-A047

The opal shows some bits of fire

25ct opalised wood fossil rough from Lightning Ridge showcases stunning vibrant blues that make it a standout specimen

Lot Title#Grade B Cutter’s Gamble – Green/Blue Fire on Dark Base Knobby Piece (Lightning Ridge)

Lightning Ridge Blue on Black knobby opal rough to cut 13.50cts Lovely Royal blues 21x17x5mm B4-A168 wk_auction Lot Number: B4-A047Lightning Ridge Blue on Black Knobby Opal Rough 13. 50cts Lot: B4 A168Size: 21 x 17 x 5mmWeight: 13. 50 caratsOrigin: Lightning Ridge, Australia This blue on black knobby opal rough from Lightning Ridge features lovely royal blue fire, making it an excellent choice for cutting. With its dark base enhancing the depth of color, this opal has strong potential to reveal a striking finished gemstone. Natural & Untreated Lovely Royal Blue Fire on Black Base