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  1. List of Gemstones: Precious and Semi-Precious Stones - Gem Society

    New to gemstones? Curious about the different kinds of gemstones? Check out our gemstones list and discover a world of precious and semi-precious stones.

  2. GIA Gem Encyclopedia | Complete List Of Gemstones

    Gem Encyclopedia is a virtual journey through the science and lore of Gemstones from across the globe. Each Gem page features Gemological Information, a Buyer’s guide, photos, videos & research.

  3. Gemstone - Wikipedia

    Group of precious and semiprecious stones—both uncut and faceted—including (clockwise from top left) diamond, uncut synthetic sapphire, ruby, uncut emerald, and amethyst crystal cluster.

  4. Gemstone | Definition, History, Types, & Facts | Britannica

    Dec 26, 2025 · Gemstone, any of various minerals highly prized for beauty, durability, and rarity. A few noncrystalline materials of organic origin (such as pearl and amber) also are classified as …

  5. Gemstones: Facts, photos, and information for over 100 gems.

    Ruby and Sapphire are the 2nd and 3rd most popular colored stones in the United States.

  6. Gemstone List - Names, Colors & Types of Gems | GemSelect

    Gemstone List: A Complete Gemstones List with Images. Our gemstone list features over 200 precious and semi-precious varieties, a comprehensive index to find the ideal colored stone. Whether for …

  7. Kidney Stones: Causes, Symptoms, Diagnosis & Treatment

    Feb 26, 2024 · Kidney stones are small, hard crystals that form in your urinary tract. But how can something so tiny cause so much pain? Learn more.

  8. Types of Gems | List of Precious & Semi-Precious Gemstone Types

    While traditional stones like diamonds and sapphires are popular, exploring semi-precious gemstones can offer unique colors and styles at a more accessible price.

  9. A-Z Of Gemstones - Gem Rock Auctions

    Learn about the stone’s meaning and uses in this complete guide! Coral is a white, red, or pink organic material called “Precious coral” as a gemstone. Among the oldest gems, jewelry uses go back …

  10. Gemstones - Facts, Information, Science, Videos

    Gemstones.com is the one-stop destination for all gem information, providing quality educational material and inspiring to explore the world of gemstones.