iron meteorite

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Related to Meteoric iron: Octahedrite, Widmanstatten Pattern

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.
References in periodicals archive ?
By scanning the beads with beam of neutrons and gamma-rays, the team were able to reveal the unique texture and also high concentration of nickel, cobalt, phosphorous and germanium - which is only found in trace amounts in iron derived from ore - that is characteristics of meteoric iron, without having to attempt invasive analysis which could potentially damage these rare objects.