Black seam opal rough of Lightning Ridge 5.50cts Green dominant fires to chase, explore & cut 17x11x6mm Lot B4-A479 ToClear Description:A dark base crystal knobby

Description:A dark base crystal knobby opal pair showing bright blue fire with visible bar areas

Play-of-Colour: Some flashes present

Get your bids in now for Lot B4-A354 – only on Bid-4

Crystal Knobby Rub/Rough – Lightning Ridge – 15

90ct dark crystal pea knobby opal rough from Lightning Ridge is a thrilling find for opal enthusiasts

Black seam opal rough of Lightning Ridge 5.50cts Green dominant fires to chase, explore & cut 17x11x6mm Lot B4-A479 ToClear Description:A dark base crystal knobbyAuction Listing for Bid 4. com Lot Title: Black Seam Opal Rough of Lightning Ridge 5. 50cts Lot Number: B4 A479 Details: Origin: Lightning Ridge, Australia Type: Black Seam Opal Rough Carat Weight: 5. 50cts Size: 17x11x6mm Features: Green dominant fires visible, ideal for chasing and cutting Description: This Lightning Ridge opal rough features green dominant fires with excellent potential. The piece is in the ideal condition to chase, explore, and