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

LOW-GRADE ROCK [1 record]

Record 1 2008-09-09


Subject field(s)
  • Petrography

...mesothermal veins are found in structural environments of intermediate level within the crust ... characterized by low to medium grade metamorphic rocks and generally dominated by compressive tectonic regimes.


Chloritoid is most commonly found in low-grade regionally metamorphosed rocks.


low-grade metamorphic rock; low-grade rock: terms used at Natural Resources Canada - Earth Sciences Sector.

Key term(s)
  • low grade metamorphosed rock


  • Pétrographie

Les roches métamorphiques à l'est de cette zone ont donné au K-Ar entre 1,600 et 1,800 m.a. et des roches peu métamorphisées du géosynclinal ont donné des âges similaires.


roche de métamorphisme faible; roche faiblement métamorphique : termes en usage à Ressources naturelles Canada - Secteur des sciences de la Terre.


Save record 1

Copyright notice for the TERMIUM Plus® data bank

© Public Works and Government Services Canada, 2020
TERMIUM Plus®, the Government of Canada's terminology and linguistic data bank
A product of the Translation Bureau


Language Portal of Canada

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

Writing tools

A collection of writing tools that cover the many facets of English and French grammar, style and usage.

Glossaries and vocabularies

Access Translation Bureau glossaries and vocabularies.

Date Modified: