Forbes contributors publish independent expert analyses and insights. I am the founder of La Patiala, the luxury encyclopedia. Opals are some of the most unique gemstones on Earth. They range from ...

During a recent episode of BBC's Antiques Roadshow, Fiona Bruce and the team visited the Ulster Folk Museum near Belfast, where an array of treasures were found. Expert John Benjamin was particularly ...

Antiques Roadshow visited the Ulster Folk Museum near Belfast in a previously aired episode of the BBC favourite and expert John Benjamin was left very taken with an opal pendant. John began: "Inside ...

Do you know what makes an amorphous blob of hydrated silicon dioxide -- more commonly marketed as an opal gemstone -- flash those pretty colors? It is made of glass beads spaced at about the ...

An Antiques Roadshow guest was left gobsmacked when an expert revealed the true value of her beautiful opal pendant Get daily headlines and breaking news alerts for FREE by signing up to our ...