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

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

There it forms a large deposit, in a granitic vein running through gneiss, and is accompanied by quartz, siderite, galena, blende, chalcopyrite, &c.

From Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 7 "Crocoite" to "Cuba" by Various

This compound occurs in nature as siderite, and is a valuable ore.

From An Elementary Study of Chemistry by McPherson, William

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

From An Introduction to Chemical Science by Williams, Rufus Phillips