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silicate    音标拼音: [s'ɪləkət] [s'ɪlək,et]
n. 硅酸盐

矽酸盐

silicate
n 1: a salt or ester derived from silicic acid


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  • Silicate mineral - Wikipedia
    A silicate mineral is generally an inorganic compound consisting of subunits with the formula [SiO 2+n] 2n− Although depicted as such, the description of silicates as anions is a simplification Balancing the charges of the silicate anions are metal cations, M x+ Typical cations are Mg 2+, Fe 2+, and Na + The Si-O-M linkage between the silicates and the metals are strong, polar-covalent
  • Silicate mineral | Definition Types | Britannica
    Silicate mineral, any of a group of silicon-oxygen compounds that are widely distributed throughout much of the solar system The silicates make up about 95 percent of Earth’s crust and upper mantle, occurring as the major constituents of most igneous rocks
  • Silica vs. Silicate — What’s the Difference?
    In chemistry, a silicate is any member of a family of anions consisting of silicon and oxygen, usually with the general formula [SiO (4−2x)−4−x]n, where 0 ≤ x < 2
  • What Are Silicates: Key Examples and Uses
    Feldspar: The most abundant silicate mineral group, used in ceramics and glass-making Mica: Known for its perfect cleavage and shiny appearance, often used in electronics and cosmetics Olivine: Found in mafic igneous rocks like basalt; it’s essential for understanding mantle composition
  • Silicate Minerals - Geology Point
    If the Earth had a recipe, silicon and oxygen would be its key ingredients These two elements combine in countless ways to form silicate minerals, which make up roughly 90% of the Earth’s crust In this article, we’ll dive into the fascinating world of silicate minerals
  • What is Silicate? - BYJUS
    What is Silicate? Oxygen, silicon, and aluminium are the most abundant elements in the surface of the earth; more than 80% of the atoms in the solid crust are oxygen or silicon, mostly in the form of silicates
  • 5. 4: Silicate Minerals - Geosciences LibreTexts
    In silicate minerals, these tetrahedra are arranged and linked together in a variety of ways, from single units to chains, rings, and more complex frameworks In the rest of this section we will look at the structures of the most common silicate minerals in Earth’s crust and mantle
  • SILICATE Definition Meaning - Merriam-Webster
    The meaning of SILICATE is a salt or ester derived from a silicic acid; especially : any of numerous insoluble often complex metal salts that contain silicon and oxygen in the anion, constitute the largest class of minerals, and are used in building materials (such as cement, bricks, and glass)
  • 3. 5 Silicate Minerals – Physical Geology: An Arizona Perspective
    The simplest silicate structure, that of the mineral olivine, is composed of isolated tetrahedra bonded to iron and or magnesium ions In olivine, the −4 charge of each silica tetrahedron is balanced by two divalent (i e , +2) iron or magnesium cations
  • Silicate - Wikipedia
    The name "silicate" is sometimes extended to any anions containing silicon, even if they do not fit the general formula or contain other atoms besides oxygen; such as hexafluorosilicate [SiF6]2− Most commonly, silicates are encountered as silicate minerals





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