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.

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Of all the beguiling families of gemstones, there stands one that radiates the kaleidoscope effect of nature—the opals. These iridescent jewels are considered magical, inspiring, emotionally healing, ...

GOLD COAST, Australia--(BUSINESS WIRE)--The world’s largest online auction website for natural Opals and Gemstones has announced two new auction formats. The ‘Auctioneers Pick’ which runs every ...

While we love the classic gift of jewelry, it’s time to add a new spin to the meaning behind your gem-tastic gift. We’ve created an illustrated guide to gemstones — complete with what each gem ...

Geologists were astounded to discover a rich, natural opal deposit almost 9,800 feet above sea level. The villagers in Wollo, Ethiopia, made the discovery almost 9,800 feet above sea level. Their ...

Opals, associated with the zodiac sign Libra, are known for their emotional healing and creativity-boosting powers. Artists often use them to overcome creative blocks, while spiritual practitioners ...

A gemstone, billed as one of the largest gem-quality opals in existence, was sold for $143,750 at auction in Alaska on Sunday. For the latest headlines, follow our Google News channel online or via ...