Dark Base Lightning Ridge knobby opal split rough 17.00cts Bits of blues only in the bars to case 17x13x8mm & 18x11x8mm Lot B4-A435 wk_end_auction 40cts and is perfect for

40cts and is perfect for setting in jewelry

Type: Grey Base Knobby Opal Rough

With its natural split and hints of fire

00ct Coober Pedy seam opal rough features a chunky milky crystal body with a thick bar showing lots of blue fire across the surface and through the body

Dark Base Lightning Ridge knobby opal split rough 17.00cts Bits of blues only in the bars to case 17x13x8mm & 18x11x8mm Lot B4-A435 wk_end_auction 40cts and is perfect forLot Title: Lightning Ridge Dark Base Knobby Opal Rough Split 17. 00cts Bits of Blue in the BarsLot Number: B4 A435Weight: 17. 00 caratsSize: Approx. 17x13x8mm & 18x11x8mm Details: Origin: Lightning Ridge, New South WalesType: Dark Base Knobby Opal Rough (Split Pair)Colour Presence: Bits of blue visible in the bar zonesUse: For chasing and exploring sold as gamble Description: A 17. 00ct dark base Lightning Ridge knobby opal split pair, with scattered