Pyrites

Pyrites
Pyrites Py*ri"tes, n. [L., fr. Gr. ?, fr. ? fire. See {Pyre}.] (Min.) A name given to a number of metallic minerals, sulphides of iron, copper, cobalt, nickel, and tin, of a white or yellowish color. [1913 Webster]

Note: The term was originally applied to the mineral pyrite, or iron pyrites, in allusion to its giving sparks when struck with steel. [1913 Webster]

{Arsenical pyrites}, arsenopyrite.

{Auriferous pyrites}. See under {Auriferous}.

{Capillary pyrites}, millerite.

{Common pyrites}, isometric iron disulphide; pyrite.

{Hair pyrites}, millerite.

{Iron pyrites}. See {Pyrite}.

{Magnetic pyrites}, pyrrhotite.

{Tin pyrites}, stannite.

{White iron pyrites}, orthorhombic iron disulphide; marcasite. This includes cockscomb pyrites (a variety of marcasite, named in allusion to its form), spear pyrites, etc.

{Yellow pyrites}, or {Copper pyrites}, the sulphide of copper and iron; chalcopyrite. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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  • pyrites — (also iron pyrites or pyrite) ► NOUN ▪ a shiny yellow mineral consisting of iron disulphide. ORIGIN from Greek purit s of fire , from pur fire …   English terms dictionary

  • pyrites — [pə rīt′ēz΄, pīrīt′ēz΄; pī′rīts΄] n. [see PYRITE] any of various native metallic sulfides, esp. iron pyrites pyritic [pirit′ik, pīrit′ik] adj. pyritical …   English World dictionary

  • Pyrites — Pyrite Pyr ite, n.; pl. {Pyrites}. [Cf. F. pyrite. See {Pyrites}.] (Min.) A common mineral of a pale brass yellow color and brilliant metallic luster, crystallizing in the isometric system; iron pyrites; iron disulphide. [1913 Webster] Hence… …   The Collaborative International Dictionary of English

  • pyrites — noun (plural pyrites) Etymology: Latin, flint, from Greek pyritēs of or in fire, from pyr fire Date: 1543 any of various metallic looking sulfides of which pyrite is the commonest • pyritic adjective …   New Collegiate Dictionary

  • Pyrites — Pyrite Pyrite CatégorieII : sulfures et sulfosels Pyrite Octaèdre Mines de Huaron, Pérou (8x8cm) Identification …   Wikipédia en Français

  • pyrites — /puy ruy teez, peuh , puy ruyts/, n., pl. pyrites. Mineral. 1. pyrite. 2. marcasite. 3. any of various other metallic sulfides, as of copper or tin. [1545 55; < L pyrites (pl.); see PYRITE] * * * …   Universalium

  • pyrites — py|ri|tes [paıˈraıti:z US pə ] n [U] [Date: 1500 1600; : Latin; Origin: flint , from Greek, of or in fire , from pyr; PYRE] a mix of ↑sulphur with a type of metal, usually iron, or iron and ↑copper →↑fool s gold ▪ iron pyrites …   Dictionary of contemporary English

  • pyrites — [pʌɪ rʌɪti:z] (also iron pyrites; Mineralogy pyrite) noun a shiny yellow mineral consisting of iron disulphide, occurring as intersecting cubic crystals. Derivatives pyritic adjective pyritize or pyritise verb Origin …   English new terms dictionary

  • pyrites — noun (U) a compound of sulphur with a type of metal, usually iron, or iron and copper: iron pyrites see also: fool s gold …   Longman dictionary of contemporary English

  • pyrites — noun (U) a compound of sulphur with a type of metal, usually iron, or iron and copper: iron pyrites see also: fool s gold …   Longman dictionary of contemporary English

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