Small Black knobby opal rough of Lightning Ridge 4.00cts Bright Green dominant fires in thin bar to chase & cut 15x12x5mm Lot B4-A462 Premium Discover the potential of Coober

Discover the potential of Coober Pedy’s renowned opals with this 230ct parcel of seam opal rough

A solid gamble lot with mystery potential

Lot: B4-A147Size: 16 x 12 x 9mmWeight: 6

Type: Crystal Opal Formation Rough

Natural dark crystal base enhances colour play

Small Black knobby opal rough of Lightning Ridge 4.00cts Bright Green dominant fires in thin bar to chase & cut 15x12x5mm Lot B4-A462 Premium Discover the potential of CooberLot Title: Small Black Knobby Opal Rough 4. 00cts Bright Green FiresLot Number: B4 A462 Details: Origin: Lightning Ridge, Australia Type: Black Knobby Opal Rough Carat Weight: 4. 00cts Size: 15x12x5mm Features: Bright green dominant fires in a thin bar Description: This small but striking 4. 00ct black base knobby opal rough from Lightning Ridge shows a bright green colour bar ready to be chased. While compact in size, the quality of fire and contrast