TERMIUM Plus®

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

LEUCITITE [4 records]

Record 1 2016-02-25

English

Subject field(s)
  • Petrography
  • Mineralogy
DEF

Extrusive ash- to dark-gray basaltic rock composed of leucite, pyroxene, and olivine; rock in which the feldspathoid leucite takes the place of feldspar.

OBS

In older literature "leucite basalt" and "nepheline basalt" are used for rocks now termed olivine leucitite and olivine nephelinite respectively.

French

Domaine(s)
  • Pétrographie
  • Minéralogie

Spanish

Save record 1

Record 2 2016-01-21

English

Subject field(s)
  • Petrography
DEF

An extrusive igneous rock, coloured ash gray to nearly black, that contains leucite and augite as large, single crystals (phenocrysts) in a fine-grained matrix (groundmass) of leucite, augite, sanidine, apatite, titanite, magnetite, and melilite ...

French

Domaine(s)
  • Pétrographie
DEF

Roche magmatique effusive, finement grenue, formée de cristaux automorphes de leucite et de pyroxènes.

Spanish

Campo(s) temático(s)
  • Petrografía
OBS

Variedad de lava de la familia de las ijolitas, que contiene leucita y augita, y en ciertos casos, olivino.

Save record 2

Record 3 2011-11-29

English

Subject field(s)
  • Petrography
  • Vulcanology and Seismology
DEF

A variety of leucitite characterized by leucite phenocrysts and essentially composed of leucite, nepheline and clinopyroxene.

French

Domaine(s)
  • Pétrographie
  • Volcanologie et sismologie
DEF

Roche magmatique effusive à leucite [...]

Spanish

Save record 3

Record 4 2011-07-14

English

Subject field(s)
  • Petrography
DEF

An extrusive igneous rock differing in composition from nephelinite only by the presence of olivine.

OBS

In older literature "leucite basalt" and "nepheline basalt" are used for rocks now termed olivine leucitite and olivine nephelinite respectively.

French

Domaine(s)
  • Pétrographie

Spanish

Save record 4

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