Lightning Ridge Untouched Crystal knobby opal rough 4.75cts Blues to explore sold as gamble 13x13x6mm Lot B4-A193 wk_end_auction

Lightning Ridge Untouched Crystal knobby opal rough 4.75cts Blues to explore sold as gamble 13x13x6mm Lot B4-A193 wk_end_auctionLightning Ridge Untouched Crystal Knobby Opal Rough 4. 75cts Lot: B4 A193Size: 13 x 13 x 6mmWeight: 4. 75 caratsOrigin: Lightning Ridge, Australia This untouched crystal knobby opal rough from Lightning Ridge features blue tones waiting to be explored, making it an exciting gamble stone for lapidaries and collectors. With its natural formation and hidden fire, this opal holds great potential for cutting and uncovering something special. Natural &

Lot: B4-A122Sizes: 25 x 17 x 6mm & 18 x 13 x 2mmTotal Weight: 19

Moderate risk with good display potential

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

high risk❓ D (Blind Gamble) No visible colour

00ct dark base knobby rough from Lightning Ridge presents bright Blue fires across a strong and solid opal formation

Place your bids now on Lot B4-A015 and take your chance on this exceptional opal rough

so this one's a high-stakes gamble with a serious payoff if it holds

The material is raw and still has much to reveal

Defined flat bar with blue fire

This piece has great potential for cutters looking for blue-on-dark contrast

Description: A trio of knobby opal rough from Lightning Ridge

Lot Title#Grade B Cutter’s Gamble – Green/Blue Fire Black Seam Opal Rough (Lightning Ridge)