biotite

English

Etymology

Biot +‎ -ite, named by J.F.L. Hausmann in 1847 in honour of the French physicist Jean-Baptiste Biot, who, in 1816, researched the optical properties of mica, discovering many unique properties.

Pronunciation
  • IPA(key): /ˈbaɪəˌtaɪt/

Noun

biotite (countable and uncountable, plural biotites)

  1. (mineralogy) A dark brown mica; it is a mixed aluminosilicate and fluoride of potassium, magnesium and iron.

Translations

Further reading
  • “Biotite” in David Barthelmy, Webmineral Mineralogy Database, 1997–.
  • “biotite”, in Mindat.org‎, Hudson Institute of Mineralogy, accessed 29 August 2016.

French

Noun

biotite f (plural biotites)

  1. (mineralogy) biotite

Italian

Noun

biotite f (plural biotiti)

  1. (mineralogy) biotite

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