TERMIUM Plus®

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

PYROXENE-HORNFELS FACIES [2 records]

Record 1 1998-08-10

English

Subject field(s)
  • Petrography
  • Mineralogy
DEF

The set of metamorphic mineral assemblages (facies) in which basic rocks are represented by diopside + hypersthene + plagioclase, with amphibole typically absent .... The facies is typical of high-grade thermal metamorphism, as in the inner part of contact aureoles.

Key term(s)
  • pyroxene hornfels facies

French

Domaine(s)
  • Pétrographie
  • Minéralogie
CONT

[...] faciès des cornéennes (à amphibole, à pyroxène), caractéristique du métamorphisme de contact (température élevée, faible pression) [...]

Spanish

Save record 1

Record 2 1997-10-10

English

Subject field(s)
  • Petrography
DEF

A loosely defined term used to denote the physical conditions involved, or the set of mineral assemblages produced by thermal(contact) metamorphism at relatively shallow depths in the Earth's crust. It encompasses the albite-epidote-hornfels facies, the hornblende-hornfels facies, the pyroxene-hornfels facies, and the sanidine facies.

French

Domaine(s)
  • Pétrographie
CONT

Parmi les nombreux faciès de métamorphisme, retenons : le faciès des cornéennes (à amphiboles, à pyroxènes) caractéristique du métamorphisme de contact (température élevée, faible pression) [...]

Spanish

Save record 2

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