Flat Blue bar on this Crystal Seam opal rough 7.40cts Coober Pedy 18x15x4mm Lot B4-A102 ToClear Base: Dark Base

Base: Dark Base

60ctsLot Number: B4-A533Details: 13x13x5 mm – Bright Green / Blue HuesDescription:Striking small knobby opal rough in dark crystal form

With its translucent dark crystal body

00ctsLot Number: B4-A614Details: 42x27x16 mm – Lightning Ridge – Knobby Opal Rough – Dark BaseDescription:Large Lightning Ridge knobby opal rough formation weighing 77

One side showing lots of blue colours

Flat Blue bar on this Crystal Seam opal rough 7.40cts Coober Pedy 18x15x4mm Lot B4-A102 ToClear Base: Dark BaseFlat Blue Bar on Crystal Seam Opal Rough 7. 40cts Lot: B4 A102Size: 18 x 15 x 4mmWeight: 7. 40 caratsOrigin: Coober Pedy, Australia This Coober Pedy crystal seam opal rough features a flat blue bar, making it an interesting piece with potential for cutting. With its natural formation and blue tones, this opal could produce a unique finished gemstone. A great opportunity to work with Australian opal! Natural & Untreated Flat Bar with Blue Hues