Imagine a glass window that’s tough like armor, a camera lens that doesn’t get scratched in a sand storm, or a smart phone that doesn’t break when dropped. Except it’s not glass, it’s a special ...

You may have heard of diamond qubits, but diamonds aren't the only gemstones that can be used to store quantum information. A new study reveals that spinel, a vibrant and rare gem, can also be used as ...

Peridot is a yellow-green stone that comes from the mineral olivine. Some believe its name derives from the Arabic "faridat," or "gem," according to Geological Institute of America. Others, however, ...

A rare colored gem from one of the world’s most distinguished collections sold for nearly five times its high estimate at Bonhams London Fine Jewellery Sale Thursday. The 50.13-carat Hope Spinel ...

This story may make you go from green to red. If you were born in the month of August, you are most likely a Leo or (for those born after August 23), a Virgo. You have also been long accustomed to ...

Spinel, MgAl 2 O 4 (download cif), is a rare gemstone that was used to imitate rubies. The structure has face-centered cubic symmetry, and is a little heavy to understand. The general formula is AB 2 ...

A rare deep-pink spinel gem that once formed part of the famous Hope collection is to be sold at auction for at least £200,000 later this month. The Hope Spinel, which weighs in at 50.13 carats, was a ...

All that glitters is certainly not gold. But all that is radiantly red is not a ruby either. A line of luminous crystals, emitting vivid colours and dazzling like a prized precious stone is catching ...