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  2. Mineral - Wikipedia

    en.wikipedia.org/wiki/Mineral

    Mineral. Crystals of serandite, natrolite, analcime, and aegirine from Mont Saint-Hilaire, Quebec, Canada. In geology and mineralogy, a mineral or mineral species is, broadly speaking, a solid substance with a fairly well-defined chemical composition and a specific crystal structure that occurs naturally in pure form. [1][2] The geological ...

  3. Mineral (nutrient) - Wikipedia

    en.wikipedia.org/wiki/Mineral_(nutrient)

    Mineral (nutrient) Carbonic anhydrase, an enzyme that requires zinc (gray sphere near the center of this image), is essential for exhalation of carbon dioxide. In the context of nutrition, a mineral is a chemical element. Some "minerals" are essential for life, but most are not. [1][2][3] Minerals are one of the four groups of essential ...

  4. List of minerals - Wikipedia

    en.wikipedia.org/wiki/List_of_minerals

    Iolite (a gem-quality variety of cordierite) J. Benitoite (blue), joaquinite- (Ce) (brown) and neptunite (dark red) on natrolite (white), from Dallas Gem Mine area, San Benito River headwaters area, New Idria District, Diablo Range, San Benito Co., California, USA. Jacobsite. Jadarite.

  5. Lime (material) - Wikipedia

    en.wikipedia.org/wiki/Lime_(material)

    Lime (material) Lime is an inorganic material composed primarily of calcium oxides and hydroxides. It is also the name for calcium oxide which occurs as a product of coal-seam fires and in altered limestone xenoliths in volcanic ejecta. [1] The International Mineralogical Association recognizes lime as a mineral with the chemical formula of CaO ...

  6. Salt - Wikipedia

    en.wikipedia.org/wiki/Salt

    Salt. Rock salt (halite) In common usage, salt is a mineral composed primarily of sodium chloride (NaCl). When used in food, especially in granulated form, it is more formally called table salt. In the form of a natural crystalline mineral, salt is also known as rock salt or halite. Salt is essential for life in general, and saltiness is one of ...

  7. Mica - Wikipedia

    en.wikipedia.org/wiki/Mica

    Mica Sheet is a versatile and durable material widely used in electrical and thermal insulation applications. It exhibits excellent electrical properties, heat resistance, and chemical stability. Technical grade sheet mica is used in electrical components, electronics, in atomic force microscopy and as window sheets.

  8. Gypsum - Wikipedia

    en.wikipedia.org/wiki/Gypsum

    Gypsum is a soft sulfate mineral composed of calcium sulfate dihydrate, with the chemical formula CaSO 4 ·2H 2 O. [4] It is widely mined and is used as a fertilizer and as the main constituent in many forms of plaster, drywall and blackboard or sidewalk chalk.

  9. Portal:Minerals - Wikipedia

    en.wikipedia.org/wiki/Portal:Minerals

    The Minerals Portal. In geology and mineralogy, a mineral or mineral species is, broadly speaking, a solid substance with a fairly well-defined chemical composition and a specific crystal structure that occurs naturally in pure form. The geological definition of mineral normally excludes compounds that occur only in living organisms.

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