Coober Pedy Seam opal formation rough 12.00cts 17x13x11m Blue colours showing collect or carve Lot B4-A422 wk_auction dark base parcel suited for

dark base parcel suited for cutters seeking Lightning Ridge black opal or collectors looking for quality rough with colour showing

and this thick piece provides exciting opportunities for exploration and creativity

140 carats of material

Lot Title#Grade A–B Cutter’s Rough – Multicolour Seam Opal with Green/Blue & Orange Flashes

Work Status: Lightly rubbed – colour areas revealed

Coober Pedy Seam opal formation rough 12.00cts 17x13x11m Blue colours showing collect or carve Lot B4-A422 wk_auction dark base parcel suited forCoober Pedy Seam Opal Formation Rough 12. 00cts, Blue Colours Showing (Collect or Carve)Lot Number: B4 A422Weight: 12. 00 caratsDimensions: 17 x 13 x 11 mm Details: Origin: Coober Pedy, South AustraliaType: Seam Opal (Formation Rough)Body Tone: Light to medium basePlay of Colour: Blue fire visibleForm: Natural seam formation with shaping potentialUse: Collecting, carving, or careful trimming Description: This 12. 00ct seam opal rough from Coober Pedy