siderite

American  

[sid-uh-rahyt] / ˈsɪd əˌraɪt /

noun

1. Also called chalybite.  a common mineral, iron carbonate, FeCO 3 , usually occurring in yellowish to deep-brown cleavable masses: a minor ore of iron.

2. a meteorite consisting almost entirely of metallic minerals.

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siderite British  

/ ˌsaɪdəˈrɪtɪk, ˈsaɪdəˌraɪt /

noun

1. Also called: chalybite.  a pale yellow to brownish-black mineral consisting chiefly of iron carbonate in hexagonal crystalline form. It occurs mainly in ore veins and sedimentary rocks and is an important source of iron. Formula: FeCO 3

2. a meteorite consisting principally of metallic iron

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Other Word Forms

• sideritic
  adjective

Etymology

Origin of siderite

1570–80, in sense “loadstone”; 1845–50 siderite for def. 1; sider- + -ite ¹; in obsolete sense, variant of siderites < Latin sidērītēs < Greek sidērī́tēs loadstone

Example Sentences

The entrance is flanked by large chunks of ironstone, or siderite, and features crushed brick paving, a reference to the brickyard that operated there for much of the 20th century.

From Washington Post • Oct. 27, 2009

Sediments thus formed include limestone and dolomite, siderite, salt, gypsum, potash, sulphur, phosphates, nitrates, and other minerals.

From The Economic Aspect of Geology by Leith, C. K. (Charles Kenneth)

This is one of the ordinary stony meteorites, and is thus contrasted with the Rowton siderite which we have just been considering.

From The Story of the Heavens by Ball, Robert S. (Robert Stawell), Sir

The name siderite is in common use, but it is open to objection since it had earlier been applied to several other species, and is also now used as a group name for meteoric irons.

From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 7 "Cerargyrite" to "Charing Cross" by Various

Examine magnetite, hematite, limonite, siderite, pig-iron, wrought-iron, steel.

From An Introduction to Chemical Science by Williams, Rufus Phillips