Bright turquoise dominant fires 10.20cts Lightning Ridge Grey base Seam opal rough to gamble 19x17x5mm Lot B4-A675 Premium AustraliaType: Opal Rub / Thin

AustraliaType: Opal Rub / Thin RoughUse: Finishing / PolishingColour: Bright

The pieces have been split to show internal structure

Grade B — visible colour with moderate risk

00cts Ready to Set with Vibrant Blues

Bright turquoise dominant fires 10.20cts Lightning Ridge Grey base Seam opal rough to gamble 19x17x5mm Lot B4-A675 Premium AustraliaType: Opal Rub / ThinLot Title: Lightning Ridge Grey Base Seam Opal Rough 10. 20cts Bright Turquoise Dominant Fires Grade B to CLot Number: B4 A675Details: 19x17x5 mm 10. 20cts Lightning Ridge Grey Base Seam Opal RoughDescription: Bright turquoise dominant fires on this grey base seam opal rough from Lightning Ridge, weighing 10. 20cts. A lively piece showing good promise, but thickness and depth of bar is uncertain sold as a gamble. Grade B to C bright colour visible but