untouched knobby opal rough from Lightning Ridge 8.50cts Crystal with some blue fires to chase & gamble 8x15x7mm Lot B4-A648 wk_auction Grade C to D —

Grade C to D — fun material with potential if you chase it right

Grade Good to Commercial — strong base colour and flashes

A good starter parcel or gamble lot for those wanting to test

00cts Dark Base Knobby

untouched knobby opal rough from Lightning Ridge 8.50cts Crystal with some blue fires to chase & gamble 8x15x7mm Lot B4-A648 wk_auction Grade C to D —Lot Title: Lightning Ridge Knobby Opal Rough 8. 50cts Crystal with Blue Fires Grade C GambleLot Number: B4 A648Details: 15x8x7 mm 8. 50cts Lightning Ridge Knobby Opal RoughDescription: Untouched Lightning Ridge knobby opal rough, weighing 8. 50cts, showing crystal body with hints of blue fire. This piece offers a classic gamble colour showing but depth and spread unknown. Grade C, for cutters who love a good chase and know how to work with whats