Germanium wikipedia - Search
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  1. Appearancegrayish-white
    Phase at STPsolid
    Melting point1211.40 K (938.25 °C, 1720.85 °F)
    Boiling point3106 K (2833 °C, 5131 °F)
     The Crystal Visionary
    The Crystal Visionary
    Germanium is a chemical element with the symbol Ge and atomic number 32. It is a metalloid that looks like a silvery-gray metal, but behaves like a nonmetal in some ways.
    Production

    About 118 tonnes of germanium were produced in 2011 worldwide, mostly in China (80 t), Russia (5 t) and United States (3 t). Germanium is recovered as a by-product from sphalerite zinc ores where it is concentrat… See more

    Applications

    The major end uses for germanium in 2007, worldwide, were estimated to be: 35% for fiber-optics, 30% infrared optics, 15% polymerization catalysts, and 15% electronics and solar electric applications. The remain… See more

    Strategic importance

    Due to its use in advanced electronics and optics, Germanium is considered a technology-critical element (by e.g. the European Union), essential to fulfill the green and digital transition. As China controls 60… See more

    Germanium and health

    Germanium is not considered essential to the health of plants or animals. Germanium in the environment has little or no health impact. This is primarily because it usually occurs only as a trace element in ores and carbonace… See more

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