TERMIUM Plus®

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

BASANITE [2 records]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2017-05-11

English

Subject field(s)
  • Petrography
DEF

A touchstone consisting of a compact, extremely fine-grained, velvet- or gray-black variety of jasper [which] occurs in chert-like bands in older formations where it may represent a shale, limestone, or tuff that has been silicified ...

OBS

lydite: Obsolete name for Lydian stone.

French

Domaine(s)
  • Pétrographie
DEF

Variété de quartz cryptocristallin ou de shale siliceux (jaspe) de couleur noire [qu'on] utilise pour tester la pureté des métaux précieux.

CONT

Les «silexites», roches compactes, paraissant amorphes à l'œil, finement rubanées, composées de quartz calcédonieux. On peut distinguer, [...] selon la couleur : Les «Lydiennes», colorées en noir par des matières organiques.

Spanish

Save record 1

Record 2 2011-07-29

English

Subject field(s)
  • Petrography
DEF

A group of basaltic rocks characterized by calcic plagioclase, clinopyroxene, a feldspathoid (nepheline, leucite) and olivine ...

OBS

The same rock, without the olivine, is called a tephrite.

French

Domaine(s)
  • Pétrographie
DEF

[Groupe de] roches magmatiques effusives, noire (mésocrates) à aspect du basalte, microlitiques souvent porphyriques, avec plagioclase (labrador), feldspathoïde, augite violacée, hornblende brune, olivine (différence avec téphrite), parfois biotite.

CONT

Les basanites équivalents microlitiques des théralites contiennent toujours de l'olivine, à la différence des téphrites, qui en sont dépourvues.

Spanish

Campo(s) temático(s)
  • Petrografía
DEF

Variedad de basalto caracterizada por un déficit de sílice y la presencia de un feldespatoide (nefelina o leucita).

Save record 2

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