Dark Crystal knobby opal split 21.00cts Deep bars carrying lots of blue fires flashes 21x13x11mm & 16x9x8mm Lot B4-A397 Premium There are some flashes of

There are some flashes of blue fire visible in the bar

this parcel provides ample potential to discover vibrant opals

With its deep color play and natural formation

Seam & Chips)Lot Number: B4-A459

Dark Crystal knobby opal split 21.00cts Deep bars carrying lots of blue fires flashes 21x13x11mm & 16x9x8mm Lot B4-A397 Premium There are some flashes ofLot Title: Dark Crystal Knobby Opal Split 21. 00cts, Deep Bars Carrying Lots of Blue Fire FlashesLot Number: B4 A397Weight: 21. 00 carats (total)Dimensions: Piece 1: 21 x 13 x 11 mm Piece 2: 16 x 9 x 8 mm Details: Origin: Lightning Ridge, New South WalesType: Dark Crystal Knobby Opal (Split Rough)Body Tone: Dark crystal basePlay of Colour: Strong blue fire throughout deep barsForm: Split nobby, revealing internal bar structureUse: Careful trimming and