RED & blue Fire flashes ? Big sized Amber Knobby opal rough 65.00cts Lighting ridge 32x27x17mm Lot B4-A611 wk_end_auction Gamble Grade:| 🎲 Gamble Grade

Gamble Grade:| 🎲 Gamble Grade C (Gamble) | Broad blue flash showing – internal bar depth unknown

mostly potch with occasional colour flashes

Approximately 255 carats total weight

Features: Dark crystal opal with lots of bright blue tones

for lapidary practice

RED & blue Fire flashes ? Big sized Amber Knobby opal rough 65.00cts Lighting ridge 32x27x17mm Lot B4-A611 wk_end_auction Gamble Grade:| 🎲 Gamble GradeLot Title: Red & Blue Flash Amber Knobby Opal Rough 65. 00ctsLot Number: B4 A611Details: 32x27x17 mm Lightning Ridge Amber Knobby Opal RoughDescription: Big sized Lightning Ridge amber knobby opal rough weighing 65. 00cts. Shows flashes of red and blue fire through areas of the skin just enough to tempt a cutter into the chase. A bold lump of rough with mystery inside. Great shape and size, but fire is limited to flashes only at this stage. A classic