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  • 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
  • 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
  • Gemstones: Facts, photos, and information for over 100 gems.
    Emerald is the most popular green gemstone in the United States and most of the world
  • Gemstone | Definition, History, Types, Facts | Britannica
    gemstone, any of various minerals highly prized for beauty, durability, and rarity A few noncrystalline materials of organic origin (e g , pearl, red coral, and amber) also are classified as gemstones Gemstones have attracted humankind since ancient times, and have long been used for jewelry
  • Gemstone Encyclopedia - International Gem Society
    Discover everything about amethyst gemstones — from their meaning and Ametrine is a variety of quartz that displays bands of both amethyst p Ammolite is a rare, iridescent, gem-quality material cut from the foss Large colorless crystals of Analcime are a great rarity although small
  • Gemstone List - Names, Colors Types of Gems | GemSelect
    Browse our gemstone list with names, colors, and types of gems Explore natural gems like ruby and sapphire at GemSelect for jewelry or collecting
  • 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
  • Gemstones: Properties, Types, Formation Identification Guide
    On this page, you’ll find detailed explanations of how both common and rare gemstones form, what minerals they are made of, where they occur, what optical and physical properties they have, and why they are considered so special Precious gemstones represent the rarest, most coveted, and most historically significant minerals ever discovered




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