Untouched Dark Base knobby opal rough from Lighting Ridge 5.00cts Full of Green dominant fires asking to be explored 18x14x4mm Lot B4-A028 wk_end_auction A fantastic choice for collectors

A fantastic choice for collectors and designers looking for a high-quality opal

Lot: B4-A204Size: 22 x 14 x 5mmWeight: 9

Bright blue flashes throughout the piece

This small cutter’s rough black opal from Lightning Ridge features bright green and blue fire

Untouched Dark Base knobby opal rough from Lighting Ridge 5.00cts Full of Green dominant fires asking to be explored 18x14x4mm Lot B4-A028 wk_end_auction A fantastic choice for collectorsAuction Listing for Bid 4. com Lot Title: Untouched Dark Base Knobby Opal Rough 5. 00cts Green Dominant Fires Lot Number: B4 A028 Details: Origin: Lightning Ridge, Australia Type: Dark Base Knobby Opal Rough Carat Weight: 5. 00cts Dimensions: 18x14x4mm Features: Untouched knobby opal with green dominant fires Natural dark base highlighting vibrant potential Ideal for exploration, cutting, and polishing Description: This 5. 00ct untouched dark base