Big Black opal rub rough 29.00cts Some Blues fires to exposed face with bits of Red flashes 24x20x14mm Lot B4-A396 ToClear or shaping gamble

or shaping gamble

but structure or depth may vary

Its dimensions of 21x10x6mm make it a substantial and unique addition to any opal collection

Both pieces show blue bars ready to chase

00ct parcel of Lightning Ridge knobby seam fossil potch

Big Black opal rub rough 29.00cts Some Blues fires to exposed face with bits of Red flashes 24x20x14mm Lot B4-A396 ToClear or shaping gambleLot Title: Big Black Opal Rub Rough 29. 00cts, Some Blue Fires to Exposed Face with Bits of Red FlashesLot Number: B4 A396Weight: 29. 00 caratsDimensions: 24 x 20 x 14 mm Details: Origin: Lightning Ridge, New South WalesType: Black Opal (Rub Rough)Body Tone: Dark black basePlay of Colour: Blue fire with hints of redForm: Rubbed rough with partial face exposureUse: Trimming, shaping, cutting Description: This 29. 00ct black opal rub from Lightning