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  2. Sapphirine - Wikipedia

    en.wikipedia.org/wiki/Sapphirine

    Sapphirine is a rare mineral, a silicate of magnesium and aluminium, with the chemical formula (Mg,Al) 8 (Al,Si) 6 O 20 (with iron as a major impurity). Named for its sapphire-like colour, sapphirine is primarily of interest to researchers and collectors: well-formed crystals are treasured and occasionally cut into gemstones.

  3. Gemstones in the Bible - Wikipedia

    en.wikipedia.org/wiki/Gemstones_in_the_Bible

    Sapphire Sapphire. Sapphire - Greek ὑάκινθος hyakinthos; Vulg. hyacinthus ; the eleventh stone of the foundation of the heavenly city (Revelations 21:20). The genuine sapphire is a beautiful blue hyaline corundum and is composed of nearly pure alumina, its color resulting from the presence of iron oxide. Sapphire was obtained from India.

  4. Gemstone - Wikipedia

    en.wikipedia.org/wiki/Gemstone

    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. A gemstone (also called a fine gem , jewel , precious stone , semiprecious stone , or simply gem ) is a piece of mineral crystal which, when cut or ...

  5. List of gemstones by species - Wikipedia

    en.wikipedia.org/wiki/List_of_gemstones_by_species

    Actinolite. Nephrite (var.); Adamite; Aegirine; Afghanite; Agrellite; Algodonite; Alunite; Amblygonite; Analcime; Anatase; Andalusite. Chiastolite; Andesine ...

  6. Sapphire - Wikipedia

    en.wikipedia.org/wiki/Sapphire

    Cermax xenon arc lamp with synthetic sapphire output window Wristwatch with synthetic sapphire watch crystal. Synthetic sapphire—also referred to as sapphire glass—is commonly used for small windows, because it is both highly transparent to wavelengths of light between 150 nm and 5500 nm (the visible spectrum extends about 380 nm to 750 nm ...

  7. Not All Kosher Salts Are the Same, a Chef Explains ... - AOL

    www.aol.com/not-kosher-salts-same-chef-180618434...

    Diamond Crystal vs. Morton: A Tale of Two Salts When it comes to kosher salt, Diamond Crystal and Morton are the two dominant brands in the market, each with unique properties that affect their ...

  8. What Is Corn Syrup? Here’s Why You Should Always Have This ...

    www.aol.com/corn-syrup-why-always-staple...

    How to use corn syrup. Corn syrup is a baker’s secret weapon. It prevents sugar from crystallizing (or lumps from forming). It’s a common ingredient in caramel sauce and recipes that use a hot ...

  9. Poly(methyl methacrylate) - Wikipedia

    en.wikipedia.org/wiki/Poly(methyl_methacrylate)

    PMMA is also known as acrylic, acrylic glass, as well as by the trade names and brands Crylux, Hesalite, Plexiglas, Acrylite, Lucite, and Perspex, among several others . This plastic is often used in sheet form as a lightweight or shatter-resistant alternative to glass. It can also be used as a casting resin, in inks and coatings, and for many ...

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