TERMIUM Plus®

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

MAFIC ROCK [1 record]

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Filter results by subject field

Alphabetical list of terms

Record 1 2006-05-16

English

Subject field(s)
  • Petrography
DEF

... igneous rock composed predominantly of magnesian silicates but containing under 55% silica.

OBS

[A mafic rock is] dark in colour.

PHR

Mafic volcanic rock.

French

Domaine(s)
  • Pétrographie
DEF

[...] roche [...] riche en fer et en magnésium.

OBS

mafique (adjectif) : Désigne un matériau riche en fer et en magnésium. Plus spécialement utilisé pour des minéraux ferro-magnésiens rencontrés dans les roches ignées.

PHR

Roche volcanique mafique.

Spanish

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