Black Opal stone 3.70 cts- beautiful to me because it looks as though there are galaxies inside.
Solid Gem Black Opal- How can something so minute in the grand scheme of things resemble something as large as the universe??
Black Opal Stones 15 x 11 x 3mm 2.75 carats Auction #593688 Opal Auctions
Black Opal is Australia’s national gemstone, and black opal is the rarest and most valuable of its kind
Seriously, why the HELL would anyone want a diamond when something this pretty exists?! [Genuine .45ct. Lightning Ridge Black Opal by LeapingLemurBaubles, $115.00]
61.10 carat "Harlequin" black opal. Origin: "Wyoming" opal field, Lightning Ridge, Australia
Black Opal gem patterns. I want this instead of a diamond ring. SO PRETTY!
Black Opal 3 carats Auction Opal Auctions
GORGEOUS 14K AUSTRALIAN BLACK OPAL & DIAMOND RING VOLCANO COLORS!
black opal stones | lightning ridge solid black opal stone 2.3ct- Ring stone possibilities.