pyrite

EnglishEdit

Pyrite

EtymologyEdit

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Recorded since 1555, from Old French pyrite (12th century), from Latin pȳritēs, from Ancient Greek πυρίτης λίθος ‎(purítēs líthos, stone of fire, flint) (so called because it glitters), notably the first part: adjective πυρίτης ‎(purítēs, of or in fire), from πῦρ ‎(pûr, fire).

PronunciationEdit

  • Hyphenation: py‧rite

NounEdit

pyrite ‎(plural pyrites)

  1. (mineralogy) The common mineral iron disulfide (FeS2), of a pale brass-yellow color and brilliant metallic luster, crystallizing in the isometric system.
  2. (usually as a plural: pyrites) Any metallic-looking sulphide, such as the above, which is the most common.
  3. (solid state chemistry) (usually as a plural: pyrites) Any metal dichalcogenide that is isostructural to the common mineral.
    Copper diselenide can occur both as a marcasite and a pyrite.

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FrenchEdit

PronunciationEdit

  • IPA(key): /pi.ʁit/
  • Hyphenation: py‧rite

NounEdit

pyrite m ‎(plural pyrites)

  1. The metallic mineral pyrite

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