TERMIUM Plus®

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

MELILITITE [1 record]

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Alphabetical list of terms

Record 1 2021-07-14

English

Subject field(s)
  • Petrography
Universal entry(ies)
(Na,Ca)2(Mg,Al)(Si,Al)2O7
formula, see observation
DEF

An extrusive rock that is generally olivine-free and composed of more than 90% mafic mineral such as melilite and augite, with minor amounts of feldspathoids and sometimes plagioclase.

OBS

Chemical formula: (Na,Ca)2(Mg,Al)(Si,Al)2O7

French

Domaine(s)
  • Pétrographie
Entrée(s) universelle(s)
(Na,Ca)2(Mg,Al)(Si,Al)2O7
formula, see observation
DEF

Roche extrusive ou hypoabyssale composée surtout de pyroxènes (augite titanifère) et de mélilite.

OBS

Formule chimique : (Na,Ca)2(Mg,Al)(Si,Al)2O7

Spanish

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