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tourmaline

/ˈtʊə.mə.liːn/

Traduction: Minéral complexe, un borosilicate et hydroxyde d'aluminium contenant divers éléments tels que le fer, le magnésium, le calcium, le lithium et le sodium ; généralement noir, mais se présentant aussi en formes transparentes colorées utilisées comme pierres précieuses.

1 entrée

noun

/ˈtʊə.mə.liːn/C1formal
  • frMinéral complexe, un borosilicate et hydroxyde d'aluminium contenant divers éléments tels que le fer, le magnésium, le calcium, le lithium et le sodium ; généralement noir, mais se présentant aussi en formes transparentes colorées utilisées comme pierres précieuses.

A mineral that is a complex borosilicate and hydroxide of aluminum containing various elements such as iron, magnesium, calcium, lithium, and sodium; it is usually black but occurs in transparent colored forms that are used as gemstones.

  1. Mineral and gemstoneC1formal

    A crystalline mineral composed of complex borosilicates and hydroxides of aluminum, often containing iron, magnesium, calcium, lithium, or sodium. It is typically black but can be found in transparent, colored varieties used as gemstones.

    frTourmaline (minéral)

    • The jeweler displayed a necklace with a rare pink tourmaline.
    • Tourmaline is valued for its wide range of colors, from green to blue to red.
    • Geologists discovered a large deposit of black tourmaline in the mine.
Formes
  • tourmalines plural form
  • tourmalines' possessive plural form
  • tourmaline's possessive singular form