Encyclopedia of gems

    ★ Agate gemstone

    ★ Alexandrite gemstone

    ★ Amethyst gemstone

    ★ Aquamarine gemstone

    ★ Aventurine gemstone

    ★ Beryl gemstone

    ★ Coral gemstone

    ★ Diamond gemstone

    ★ Diopside gemstone

    ★ Emerald gemstone

    ★ Garnet gemstone

    ★ Hematite gemstone

    ★ Labrador gemstone

    ★ Malachite gemstone

    ★ Nacre gemstone

    ★ Nephrite gemstone

    ★ Onyx gemstone

    ★ Opal gemstone

    ★ Pearl gemstone

    ★ Quartz gemstone

    ★ Rhinestone

    ★ Rock crystal gemstone

    ★ Rose quartz gemstone

    ★ Ruby gemstone

    ★ Sapphire gemstone

    ★ Smoky quartz (rauchtopaz) gemstone

    ★ Topaz gemstone

    ★ Turquoise gemstone