Untouched small knobby opal rough 1.30cts Lightning Ridge material Green dominant fires to gamble 13x9x3mm Lot B4-A753 ToClear While the size is compact

While the size is compact

35cts Vibrant Bright Blues

The colour follows the natural taper

but thin scattered bars make this a moderate risk for cutting

00ct Coober Pedy seam opal rough features a solid

Untouched small knobby opal rough 1.30cts Lightning Ridge material Green dominant fires to gamble 13x9x3mm Lot B4-A753 ToClear While the size is compactLot Title#Grade BC Gamble Untouched Green Fire Knobby Opal Rough (Lightning Ridge) Lot NumberB4 A753 DetailsWeight: 1. 30 ctSize: 13 x 9 x 3 mmOrigin: Lightning Ridge, AustraliaType: Knobby Opal RoughUse: Cutting RoughColour: Green dominant fire DescriptionUntouched small knobby opal rough from Lightning Ridge showing hints of green dominant fire. A true gamble piece with colour peeking through but untested beneath the skin. Compact size, ideal for