iron meteorite

(iron) One of the main classifications of meteorites, containing nickel-iron alloys with small amounts of accessory minerals. The composition averages 90% iron, 10% nickel. The three main subdivisions are octahedrites, which have more than 6% nickel, the less common hexahedrites, with less than 6% nickel, and the nickel-rich ataxites. See also Widmanstätten figures.

iron meteorite

[′ī·ərn ′mēd·ē·ə‚rīt] (astronomy) A type of meteorite that consists mainly of iron and nickel and is several times heavier than any ordinary rock.

单词	iron meteorite
释义	iron meteorite iron meteorite n (Astronomy) a meteorite that is composed mainly of iron and nickel iron meteorite iron meteorite (iron) One of the main classifications of meteorites, containing nickel-iron alloys with small amounts of accessory minerals. The composition averages 90% iron, 10% nickel. The three main subdivisions are octahedrites, which have more than 6% nickel, the less common hexahedrites, with less than 6% nickel, and the nickel-rich ataxites. See also Widmanstätten figures. iron meteorite [′ī·ərn ′mēd·ē·ə‚rīt] (astronomy) A type of meteorite that consists mainly of iron and nickel and is several times heavier than any ordinary rock.
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