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.

Once rough opal is extracted and processed from the dirt, it has to be cut and polished. This is when the real value of the gem is determined. There's a huge demand for black opal, with lack of ...

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

(PRESS RELEASE) DALLAS — The American Gem Trade Association (AGTA) announced the winners of the 2024 AGTA Spectrum & Cutting Edge Awards. This year is extra special because it marks 40 years of ...

It was these drawbacks that led Stuart Semple to create his own incredibly black paint. Over the years, he’s refined the formula and improved its performance, steadily building a greater product ...

One in a billion bones becomes a fossil — even fewer turn into opal. In a pocket of north ... had been found and all red on black, and all of it was just cut for earrings,” Liz remembers ...

While there is time to turn it around at the Black Desert Championship, some golfers will probably not make the cut even now. Among them are Paul Barjon, Ben Taylor, Chez Reavie, Seamus Power ...

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 ...

Black holes are points in space that are so dense they create deep gravity sinks. Beyond a certain region, not even light can escape the powerful tug of a black hole's gravity. And anything that v ...

Commissions do not affect our editors' opinions or evaluations. The term “black card” has come to symbolize an ultra-exclusive high-end credit card, referenced in pop culture as the ultimate ...

Evenly top with the jack cheese and pear slices. Dot the blue cheese over the top and sprinkle with the thyme leaves and the remaining ¼ teaspoon pepper. Bake until the crust is golden brown and crisp ...

Narrator: Once rough opal is extracted and processed from the dirt, it has to be cut and polished. This is when the real value of the gem is determined. Jo Lindsay: A black opal can vary from ...