Gorgeous Blue on this Dark base knobby opal rough split 10.00cts Lightning Ridge material to cut 18x9x6mm & 18x8x6mm Lot B4-A347 ToClear 50ct rub/rough crystal seam opal

50ct rub/rough crystal seam opal from Coober Pedy features strong blue fire across a clean crystal body

high risk❓ D (Blind Gamble) No visible colour

Featuring stunning blue bars that are ready to be chased and cut

perfect for lapidary enthusiasts and collectors seeking unique opal specimens

Excellent thickness and body for cutting

Gorgeous Blue on this Dark base knobby opal rough split 10.00cts Lightning Ridge material to cut 18x9x6mm & 18x8x6mm Lot B4-A347 ToClear 50ct rub/rough crystal seam opalLot Title: Lightning Ridge Dark Base Knobby Opal Rough Split 10. 00cts Gorgeous Blue to Cut Lot Number: B4 A347 Details: Origin: Lightning Ridge, Australia Type: Knobby Opal Rough (Split Pair) Carat Weight: 10. 00cts (total) Size: 18x9x6mm & 18x8x6mm Features: Rich dark base with gorgeous blue colour showing Split pair ideal for matched stones or individual cuts Clean shapes with cutting potential Description: A stunning 10. 00ct split pair of knobby