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magnetite    音标拼音: [m'ægnət,ɑɪt]
n. 磁铁矿

磁铁矿

magnetite
n 1: an oxide of iron that is strongly attracted by magnets
[synonym: {magnetite}, {magnetic iron-ore}]

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  • Magnetite Lodestone | Mineral Photos, Uses, Properties
    Magnetite: A typical magnetite specimen exhibiting a gray metallic luster This specimen is approximately 10 centimeters across What is Magnetite? Magnetite is a very common iron oxide (Fe 3 O 4) mineral that is found in igneous, metamorphic, and sedimentary rocks It is the most commonly mined ore of iron
  • Magnetite | Common Minerals
    Magnetite is a black, opaque, magnetic mineral that leaves a black streak when rubbed across a hard rough surface It is one of the most abundant metal oxides, and its crystal structure contains both the ferrous (Fe+2) and ferric (Fe+3) forms of iron ions
  • Magnetite : Properties, Occurrence, Formation, Deposits - Geology Science
    Magnetite is a naturally occurring mineral that is one of the most common iron ores and is widely distributed throughout the world It is a black, metallic-looking mineral with a distinctive magnetic property, hence its name
  • Magnetite | Magnetic Properties, Iron Oxide, Magnetism | Britannica
    magnetite, iron oxide mineral (FeFe 2 O 4, or Fe 3 O 4) that is the chief member of one of the series of the spinel (q v ) group Minerals in this series form black to brownish, metallic, moderately hard octahedrons and masses in igneous and metamorphic rocks and in granite pegmatites, stony meteorites, and high-temperature sulfide veins
  • Magnetite: Mineral information, data and localities. - mindat. org
    Magnetite is an important iron ore, along with hematite It is usually easily distinguished by being strongly magnetic, with black octahedral crystals Nanoinclusions of magnetite crystals cause the iridescence of Rainbow obsidian (Nadin, 2007)
  • Magnetite: Ultimate Guide to Magnetite (What It Is and Where to Find It . . .
    Get a closer look at the wonders of magnetite, a mineral that has captured the imagination of geologists and collectors alike Learn about its properties and behavior, and find out how it has shaped our understanding of the earth and its processes
  • Magnetite: Meanings, Properties, Facts and More
    Magnetite is a mineral with magnetic properties It’s an iron oxide, and its chemical composition is Fe3O4 It has a black or dark brownish-red hue and often occurs in crystalline form as well as massive granular aggregates of small crystals
  • Magnetite – Virtual Museum of Molecules and Minerals
    Magnetite is one of the most ubiquitous of all minerals, occurring in a wide variety of igneous, metamorphic, and sedimentary rocks It usually occurs as small disseminated crystals or grains composing not more than 1% of the rock in which it is found
  • The Mineral magnetite - The Mineral and Gemstone Kingdom
    Magnetite is best known for its property of being strongly attracted to magnets Some forms of Magnetite from specific localities are in fact themselves magnets Commonly known as Lodestone, this magnetic form of Magnetite is the only mineral that is a natural magnet Due to the magnetism of Lodestone, small iron particles are often found
  • Ubiquitous magnetite - Nature Geoscience
    Magnetite is a mixed iron (II) iron (III) oxide and its magnetism, hardness, density and catalytic properties combine to generate its importance Massive deposits of magnetite were





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