It is the presence of impurities, or trace elements, that give gemstones their vivid colors. Impurities are typically foreign atoms or ions that replace or occupy spaces within the crystal lattice.

Throughout history, gemstones have been symbols of opulence, power, and mystery. Among the countless gems found in nature, a ...

Yellow sapphires may be affected by other colors within the same gem and can range from light to dark greenish yellow to orangy yellow with weak to intense color saturation. The finest yellow sapphire ...

It’s most often found in shades of pale pink, but more vivid colors are possible and it can achieve rare hues ... Skilled cutters have fashioned kunzite into every imaginable shape and style. Some ...