• slocum stone - opal simulants

    Opal Stone – Lab-made, Cabochon, Yellow

    Like plastic opal imitations, Slocum Stone can have a variety of different appearances. Photo by Roy Goldberg. Public Domain.

    Article: Opal Simulants: How to Spot Imitation Opal

    Credit: Roy Goldberg

    GemstoneOpal Stone
    Natural or man madeLab-made
    Gem StateCabochon
    ColorYellow, Colorless, Black
    Photo phenomenaPlay of Color