When you think about gemstones, top-of-mind choices include diamonds, or even rubies, sapphires, and emeralds—the “big three” ...

The cause of color in the many hues of other sapphire colors is less well researched: vanadium, grayish blue to green; iron with a missing electron, yellow; iron alone, pale yellow; chromium with ...

Fuli Gemstones estimates that 10% will be large stones that they can make a beautiful suite of jewelry with, stones that are likely to be snapped up by Parisian high jewelry houses. There will be ...