Blue fires to exposed bar on this half a knobby opal rough 4.20cts Lightning Ridge material to gamble 19x7x6mm Lot B4-A759 Premium

Blue fires to exposed bar on this half a knobby opal rough 4.20cts Lightning Ridge material to gamble 19x7x6mm Lot B4-A759 PremiumLot Title#Grade BC Cutters Gamble Blue Fire in Half Knobby Opal Rough (Lightning Ridge) Lot NumberB4 A759 DetailsWeight: 4. 20 ctSize: 19 x 7 x 6 mmOrigin: Lightning Ridge, AustraliaType: Knobby Opal Rough (Half)Use: Cutting RoughColour: Blue fire DescriptionHalf a knobby opal rough from Lightning Ridge showing blue fire in an exposed bar. Fire is present, but the rest of the structure is untested making this a solid gamble for cutters ready to chase

requires skilled cutting

15cts Bright Light Blue Colors

Lightning RidgeLot Number: B4-A374Weight: 3

with areas of blue fire ready to be uncovered

Size: 14x10x6mm & 12x10x7mm

Place your bids now on Lot B4-A043 and uncover the beauty hidden within this crystal seam opal

or collections

DescriptionHalf a knobby opal rough from Lightning Ridge showing blue fire in an exposed bar

Lot Title: Dark Base Knobby Opal Rub/Rough – 34

A mix of knobby and fossil structure

Grade Good to Commercial — strong base colour and flashes

potential for micro-cut