TERMIUM Plus®

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

VITREOUS ROCK [4 records]

Record 1 2013-08-21

English

Subject field(s)
  • Petrography
DEF

A vitreous metamorphic rock produced by the contact action of basalt or by frictionmetamorphism.

French

Domaine(s)
  • Pétrographie
CONT

L'un des modes d'occurrence les plus inattendus de la cordiérite est celui des paralaves et des buchites, roches alumineuses, fondues par la combustion de veines de houille ou le voisinage de laves [...]

Spanish

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Record 2 1999-06-11

English

Subject field(s)
  • Chemical Elements and Compounds
  • Chemical Engineering
DEF

A hard, dense, siliceous rock having the texture, dull luster, hardness, fracture, or general appearance of unglazed porcelain; it is less hard, dense, and vitreous than chert.

French

Domaine(s)
  • Éléments et composés chimiques
  • Génie chimique
DEF

[...] matériaux siliceux, dont l'aspect rappelle la porcelaine brute, non vitrifiée. Les porcélanites sont nettement plus consolidées et plus compactes que les Tripel [tripoli], bien que leur porosité puisse encore atteindre jusqu'à 50 p.cent.

Spanish

Campo(s) temático(s)
  • Elementos y compuestos químicos
  • Ingenieria química
DEF

Roca compacta, frágil, brillante y listada de diversos colores, que procede de arcillas o piedras tostadas por el calor de las minas de carbón incendiadas y por la influencia de las rocas volcánicas.

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Record 3 1978-07-28

English

Subject field(s)
  • Geology
OBS

A light-colored, coarse-grained igneous rock characterized by monzonitic texture and by the presence of vitreous plagioclase.

French

Domaine(s)
  • Géologie
OBS

Variété leucocrate de monzonite ou de diorite, dont le plagioclase est hyalin.

Spanish

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Record 4 1977-02-14

English

Subject field(s)
  • Mineralogy
OBS

A grass-green to pale-green, granular or foliated, vitreous, high-temperature, aluminous clinopyroxene mineral found as a common constituent in the rock eclogite(...)

French

Domaine(s)
  • Minéralogie
OBS

Les "omphazites", pyroxènes des roches nommées éclogites, sont des augites un peu sodiques.

Spanish

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