Piece of a Dark base knobby opal rough 12.35cts Lightning Ridge Zone of exposed Blue fires to gamble 23x14x10mm Lot B4-A745 Premium Cutting results will likely be

Cutting results will likely be unpredictable

Features:Lots of Blue fires showing

Inclusions to work around

Carat Weight: 38

50 caratsDimensions: 14 x 9 x 9 mm

Piece of a Dark base knobby opal rough 12.35cts Lightning Ridge Zone of exposed Blue fires to gamble 23x14x10mm Lot B4-A745 Premium Cutting results will likely beLot Title#Grade BC Gamble Blue Fire Zone in Dark Base Knobby Piece (Lightning Ridge) Lot NumberB4 A745 DetailsWeight: 12. 35 ctSize: 23 x 14 x 10 mmOrigin: Lightning Ridge, AustraliaType: Dark Base Knobby Opal Rough (Piece)Use: Cutting RoughColour: Blue fire zone DescriptionChunky piece of dark base knobby rough from Lightning Ridge with an exposed zone of blue fire on one side. The bar appears promising but depth and continuity are uncertain, making