Knobby opal formation Trio Lightning Ridge rough opal 31.60cts Blue colours to chase & Explore 19x15x9m & 16x12x10mm Lot B4-A436 wk_end_auction 00cts Crystal on Dark Base

00cts Crystal on Dark Base Seam Opal Rough Pair

75ctsLot Number: B4-A598Details: 19x13x9 mm & 19x12x8 mm – Lightning Ridge – Knobby Split PairDescription:Matched split pair of Lightning Ridge knobby opal rough totalling 15

50cts Gorgeous Greens to Cut

With a bold but limited fire face

Knobby opal formation Trio Lightning Ridge rough opal 31.60cts Blue colours to chase & Explore 19x15x9m & 16x12x10mm Lot B4-A436 wk_end_auction 00cts Crystal on Dark BaseLot Title: Lightning Ridge Knobby Opal Formation Trio 31. 60cts Blues to Chase & ExploreLot Number: B4 A436Weight: 31. 60 caratsSize: Approx. 19x15x9mm & 16x12x10mm (3 piece lot one size may be missing, please confirm) Details: Origin: Lightning Ridge, New South WalesType: Knobby Opal Formation Rough (3 Pieces)Colour Presence: Scattered blue fire to chaseUse: For chasing and exploring sold as gamble Description: A 3 piece Lightning Ridge knobby opal