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.

In a fossil-rich pocket of northern New South Wales, two pioneering palaeontologists have spent decades digging up rare ...

The shinier the pearl, the better. Black opal is one of the rarest gemstones in the world, sought after for its seemingly infinite display of colors, compared to common opal, which is usually one ...

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

When it’s time to unwind with a drink that looks as good as it tastes, the Black Opal cocktail is a must-try. This vibrant blue drink is not just a treat for the eyes but a delightful blend of ...

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To ensure you can unlock every new camo associated with Zombies mode, we are here with a list of all Black Ops 6 Zombies camo ...

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Supporters insist that the one-woman stage play will uplift the audience, even as they learn about Fannie Lou Hamer.

Soon enough, the pair, along with their tech-savvy friend Opal Tometi, director of the Black Alliance for Just Immigration, had lit up the Web with a plea to acknowledge—and fix—the ...

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.