Lightningnt Ridge Untouched Knobby opal rough 6.00cts Dark Crystal Bright Blue bar 11x10x10mm Lot B4-A125 wk_end_auction 75ct opal rough from Lightning

75ct opal rough from Lightning Ridge features gorgeous blue colour play across a beautiful black crystal base

⚠️ Cutters/Gamble Grade B – Colour is present and workable

🔵 Natural & Untreated🔵 Bright Blue Bar/Band of Color🔵 Authentic Australian Opal – Safe in Water

Coober Pedy’s opals are world-renowned for their quality

50ct light base knobby opal rough from Lightning Ridge boasts a lively mix of Bright Yellow

Lightningnt Ridge Untouched Knobby opal rough 6.00cts Dark Crystal Bright Blue bar 11x10x10mm Lot B4-A125 wk_end_auction 75ct opal rough from LightningLightning Ridge Untouched Knobby Opal Rough 6. 00cts Lot: B4 A125Size: 11 x 10 x 10mmWeight: 6. 00 caratsOrigin: Lightning Ridge, Australia This untouched knobby opal rough from Lightning Ridge features a dark crystal body with a bright blue bar, making it an exciting piece for lapidaries and collectors. With its natural formation and strong cutting potential, this opal offers the chance to uncover a stunning finished gemstone. Natural & Untouched