Dark Crystal knobby 4.10cts Thick Bar relative to its size loaded with confetti flashes of blues 13x11x4mm Lot B4-A491 ToClear A fantastic choice for those

A fantastic choice for those seeking a unique Australian opal

With its thin profile and vibrant play-of-color

YOU GET 1 x 100Grit 3

but still requires precision to maximise yield

Dark Crystal knobby 4.10cts Thick Bar relative to its size loaded with confetti flashes of blues 13x11x4mm Lot B4-A491 ToClear A fantastic choice for thoseAuction Listing for Bid 4. com Lot Title: Dark Crystal Knobby Opal Rough 4. 10cts Lot Number: B4 A491 Details: Origin: Lightning Ridge, Australia Type: Dark Crystal Knobby Opal Rough Carat Weight: 4. 10cts Size: 13x11x4mm Features: Thick bar relative to its size Loaded with confetti flashes of blues Great potential for cutting and polishing Description: This small but stunning Dark Crystal Knobby opal rough from Lightning Ridge is packed with confetti