TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

ESSENTIAL MINERAL [1 record]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2010-11-30

English

Subject field(s)
  • Mineralogy
  • Petrography
DEF

A mineral whose presence defines the rock type.

CONT

The essential minerals (and mineraloids) are those whose presence is necessary before the root name of the rock can be assigned.

French

Domaine(s)
  • Minéralogie
  • Pétrographie
DEF

Minéral dont la présence est nécessaire dans une roche pour en établir la définition et la nomenclature.

CONT

Une [...] catégorie [de gisements granitiques] consiste dans les gisements de pegmatites. Comme c'est le cas général dans les pegmatites, les minéraux «accessoires» de la roche plutonique se concentrent et cessent d'être microscopiques : ils deviennent minéraux «essentiels».

Spanish

Campo(s) temático(s)
  • Mineralogía
  • Petrografía
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