By Kathleen Beckett Pity the poor spinel. The gemstone that many people have never heard of has been saddled for centuries with the name “the great impostor,” Alessandro Borruso said as he ...

In 2016, jeweler Olivia Young of Ouroboros sold a red spinel ring for £6,000 ($7,700). Last year, the client’s insurance company paid out £30,000 ($38,400) to replace it. Experts say that this ...

Except it’s not glass, it’s a special ceramic called spinel {spin-ELL} that the U.S. Naval Research Laboratory (NRL) has been researching over the last 10 years. “Spinel is actually a mineral, it’s ...

Peridot is often given as gifts for the sixteenth wedding anniversaries. Spinel comes in a variety of colors, such as red, pink, orange, purple, blue and green. Due to this range, spinel has ...

Spinel Fruit is used as both a cooking ingredient, and a currency to buy Natlan's craftable weapon blueprints in Genshin Impact. It's one of the harder materials to track down in Genshin Impact ...

Co2+:MgAl2O4 (or Co:Spinel) is a relatively new material for saturable absorber passive Q-switching in lasers emitting from 1.2 to 1.6 microns, in particular, for eye-safe 1.54 μm Er:glass laser.High ...

The Hope Spinel will be among the top lots of Bonhams London Fine Jewellery Sale on September 24. The 50.13-carat octagonal step-cut spinel is expected to fetch $240,000 - $310,000. However ...