Villagers in Ethiopia uncover rare black opal nearly 10,000 ft high, reshaping the global gem market with vibrant stones.

Discount Synthetic Opal Rough 500 Carat Unsearched Girasol Opal Rough Lots + Free Faceted Gemstone Bonus Untreated Gemstones ...

Lightning Ridge is a small mining town outside of New South Wales, Australia renowned for its black opal, which can sell for over $10,000 per carat. But even for an expert miner, finding high-quality ...

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 ...

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 ...