Following is a transcript of the video. Narrator: High-quality black opal can cost over $10,000 per carat, making it one of the world's most expensive gemstones. But mining black opal isn't easy.

Black opal is one of the rarest gemstones in the ... And the price of larger stones has risen by as much as 25 times. In 2000, jewelry company Le Vian capitalized on the underappreciated naturally ...

More unusual stones, such as black ... pure blue stone, for $57.5 million in 2016. The diamond weighed 14.62 carats and was ...

Made from titanium, the Galaxy Ring has a sleek design and comes in black, silver, or gold. It boasts an impressive battery life, and can last nearly a week on a full charge. The ring offers ...

OURA ring is a sophisticated smart ring that can track your sleep, stress, heart rate, and more. These popular wearables can cost a pretty penny, so don’t miss out on the best Oura Black Friday ...

The L.A.-based fine jeweler interprets the movie's characters and themes through necklaces, earrings, bracelets and rings ...

Astronomers using the James Webb Space Telescope have spotted a feeding black hole in the early universe that seems to be eating 40 times faster than is theoretically possible.

Yet despite appearances there is a siren’s call here. The world covets opal but the most revered is black opal – a ...

The Ring of Fire is home to 75% of the world's volcanoes and 90% of its earthquakes. 2 min read The Ring of Fire is a roughly 25,000-mile chain of volcanoes and seismically active sites that ...

The Black Knife is a Dagger in Elden Ring that scales primarily with Dexterity and Faith, and secondarily with Strength. The weapon comes equipped by default with the Blade of Death Skill ...

Please verify your email address. The Black Pyrefly is a Crafting Material introduced in Elden Ring: Shadow of the Erdtree. Fiery butterfly with black cinder wings. Material used for crafting items.