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  • Mineral - Wikipedia
    A mineral is a naturally occurring chemical compound, usually of crystalline form and not produced by life processes A mineral has one specific chemical composition, whereas a rock can be an aggregate of different minerals or mineraloids The study of minerals is called mineralogy As of March 2018, there are more than 5,500 known mineral species; 5,312 of these have been approved by the
  • Mineral oil - Wikipedia
    Mineral oil is any of various colorless, odorless, light mixtures of higher alkanes from a mineral source, particularly a distillate of petroleum The name mineral oil by itself is imprecise, having been used for many specific oils over the past few centuries Other names, similarly imprecise, include white oil, paraffin oil, liquid paraffin (a highly refined medical grade), paraffinum
  • Mineral – Wikipedia
    Ein Mineral (aus mittellat aes minerale „Grubenerz“, im 16 Jahrhundert nach französischem Vorbild geprägt) ist ein Element oder eine chemische Verbindung, die im Allgemeinen kristallin und durch geologische Prozesse gebildet worden ist Der Plural lautet Minerale (in der Wissenschaft in Deutschland und Österreich verwendet) oder Mineralien (von Sammlern, Händlern und in der
  • Mineral - Wikipedia, la enciclopedia libre
    Un mineral es una sustancia natural, de composición química definida, normalmente sólido e inorgánico, y que tiene una cierta estructura cristalina Es diferente de una roca, que puede ser un agregado de minerales o no minerales y que no tiene una composición química específica La definición exacta de un mineral es objeto de debate, especialmente con respecto a la exigencia de ser


















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