TERMIUM Plus®

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

MAGMA BASIQUE [1 record]

Record 1 2001-03-15

English

Subject field(s)
  • Geochemistry
  • Vulcanology and Seismology
  • Metals Mining
DEF

[A magma] rich in iron, magnesium, and calcium.

CONT

Ultrabasic and basic magmas are rich in iron and in trace amounts of copper, nickel and platinoid elements.

CONT

All chromite of economic interest is believed to have crystallized from basic or ultrabasic magmas, essentially simultaneously with the enclosing silicates.

CONT

Another form of orthomagmatic deposit is the nickel-copper sulphide orebody formed by the sinking of an immiscible sulphide liquid to the bottom of a magma chamber containing ultrabasic or basic magma.

French

Domaine(s)
  • Géochimie
  • Volcanologie et sismologie
  • Mines métalliques
CONT

Les gisements de pyrites [sont le plus souvent des] produits de ségrégations périphériques des magmas basiques, d'imprégnations diffuses dans les schistes cristallins [...]

CONT

On peut prendre comme exemple la cristallisation d'un magma basique, en l'absence de toute déformation. Si le refroidissement est rapide, le liquide se fige en un verre caractéristique des roches volcaniques [...] En revanche, un refroidissement extrêmement lent entraîne une cristallisation complète, pratiquement continuellement à l'équilibre [...]

Spanish

Save record 1

Copyright notice for the TERMIUM Plus® data bank

© Public Services and Procurement Canada, 2024
TERMIUM Plus®, the Government of Canada's terminology and linguistic data bank
A product of the Translation Bureau

Features

Language Portal of Canada

Access a collection of Canadian resources on all aspects of English and French, including quizzes.

Writing tools

The Language Portal’s writing tools have a new look! Easy to consult, they give you access to a wealth of information that will help you write better in English and French.

Glossaries and vocabularies

Access Translation Bureau glossaries and vocabularies.

Date Modified: