• Colorado gemstones - aquamarine

    Aquamarine

    2.11-carat Mt. Antero Colorado Aquamarine. © Earth's Treasury. Used with permission.

    Article: A Visitor’s Guide to Colorado Gemstones

    Credit: Earth’s Treasury

    GemstoneAquamarine, Beryl
    Natural or man madeNatural
    OriginUnited States
    Origin detailsMt. Antero Colorado
    Carat Weight2.11
    Gem StateFaceted
    ColorBlue
    TransparencyTransparent