• Dye Testing - Black Pearl

    Pearl – Natural, Rough, Black

    Black pearl and shell. Photo by Brocken Inaglory. Licensed under CC By-SA 3.0.

    Article: Destructive Gemstone Tests: Dye Testing

    Credit: Brocken Inaglory

    GemstonePearl
    Natural or man madeNatural
    Gem StateRough
    ColorBlack
    TransparencyOpaque