Blue dominant M.fires Crystal knobby opal rough 2.75cts Lightning Ridge Material to cut & Gamble 11x10x5mm Lot B4-A756 wk_auction Strong shape and thickness for

Strong shape and thickness for cutting

The bar is not clearly defined and remains buried within the nobby body

Lot Number: B4-A310

With its translucent dark crystal body

40cts with Bright Blue Colours to Cut & Polish

Blue dominant M.fires Crystal knobby opal rough 2.75cts Lightning Ridge Material to cut & Gamble 11x10x5mm Lot B4-A756 wk_auction Strong shape and thickness forLot Title#Grade B Cutters Gamble Blue Multi Fire Crystal Knobby Rough (Lightning Ridge) Lot NumberB4 A756 DetailsWeight: 2. 75 ctSize: 11 x 10 x 5 mmOrigin: Lightning Ridge, AustraliaType: Crystal Knobby Opal RoughUse: Cutting RoughColour: Blue dominant multi fire DescriptionLightning Ridge crystal knobby opal rough with bright blue dominant multi fire flickering through the surface. Colour zones are present, but depth and consistency remain