• alexandrite - gemstone luminescence

    Alexandrite – Natural, Rough, Green

    An alexandrite crystal in daylight (left) and under fluorescent, LW UV light (right). Photo by Vzb83. Licensed under CC By-SA 3.0.

    Article: What is Gemstone Luminescence?

    Credit: Vzb83

    GemstoneChrysoberyl, Alexandrite
    Natural or man madeNatural
    Gem StateRough
    ColorGreen
    TransparencyTranslucent
    Photo phenomenaColor Change