Lightning Ridge knobby opal formation rub/rough 3.00cts Displaying Bright Gorgeous blue fires 17x10x3mm LotB4-A201 wk_end_auction Lot Title: Lightning Ridge Grey

Lot Title: Lightning Ridge Grey Base Seam Opal Rough – 10

with risk involved

Some colour is already visible

AustraliaType: Knobby Opal Rub/RoughCarat Weight: 10

This dark crystal seam opal from Coober Pedy features beautiful blue colors waiting to be explored

Lightning Ridge knobby opal formation rub/rough 3.00cts Displaying Bright Gorgeous blue fires 17x10x3mm LotB4-A201 wk_end_auction Lot Title: Lightning Ridge GreyLightning Ridge Knobby Opal Formation Rub Rough 3. 00cts Lot: B4 A201Size: 17 x 10 x 3mmWeight: 3. 00 caratsOrigin: Lightning Ridge, Australia This knobby opal formation rub rough from Lightning Ridge is displaying bright, gorgeous blue fire, making it a stunning piece for lapidaries and collectors. With its natural formation and strong color play, this opal holds great potential for cutting and polishing into a beautiful gemstone. Natural & Untreated