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19-ct-GIA-CERTIFIED-GEM-HONEYCOMB-GREEN-RED-FLASHING-MULTI-COLOR-OPAL-PP039

19 ct GIA CERTIFIED GEM HONEYCOMB GREEN RED FLASHING MULTI COLOR OPAL-PP039

19-ct-GIA-CERTIFIED-GEM-HONEYCOMB-GREEN-RED-FLASHING-MULTI-COLOR-OPAL-PP039

Opal "Lightning Ridge" NSW Australia | #Geology #GeologyPage #Opal #Mineral Geology Page www.geologypage.com

Opal "Lightning Ridge" NSW Australia | #Geology #GeologyPage #Opal #Mineral Geology Page www.geologypage.com

International Opals 9.27 x 7.74 x 4.3mm 1.45 carats Auction #621120 Opal Auctions

International Opals x x carats Auction Opal Auctions

Hand-held Lightning Ridge Black Opal | Flickr - Photo Sharing!

Ruby Gemstones Black Opal ❦ CHRYSTALS ❦ semi precious stones ❦ Good, Great, or just OK? Ruby Gemstones 20 Diamond-Alternative Gemstones for Engagement

7.25 CTS BLACK OPAL - LIGHTNING RIDGE- [SO7863]

7.25 CTS BLACK OPAL - LIGHTNING RIDGE- [SO7863]

61.10  ct "harlequin" black opal

Seda Gems offers unique and specialized gemstones from every corner of the world.

black opal o

An carat Black Opal purchased by Richard Krementz in Lightning Ridge, Australia. Courtesy of Richard Krementz Gemstones. Photo by Robert Weldon/GIA (Gemological Institute of America) via Dieter Rosenkranz

Black Opal - Blue Harlequin pattern / Lightning Ridge, Australia

Black Opal - Blue Harlequin pattern / Lightning Ridge, Australia (I can't believe how stunning this stone is!

Black Opal 4.35 cts. from Lightning Ridge, Australia

from Lightning Ridge, Australia ❦ CRYSTALS ❦ semi precious stones ❦ Kristall ❦ Minerals ❦ Cristales ❦