TERMIUM Plus®

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

LIMESTONE [2 records]

Record 1 2009-10-07

English

Subject field(s)
  • Petrography
DEF

A sedimentary rock composed dominantly of carbonate minerals, principally carbonates of calcium and magnesium.

CONT

Limestone sometimes serves as a reservoir rock for petroleum.

OBS

Although the word limestone is used in the general sense above, it specifically refers to carbonate rocks dominated by the mineral calcite, CaCO3, as opposed to dolomite, a term for carbonate rocks dominated by the mineral dolomite ...

OBS

ls: the abbreviation for limestone ... used in drilling reports.

OBS

limestone: term used at Natural Resources Canada - Earth Sciences Sector.

PHR

Limestone conglomerate.

French

Domaine(s)
  • Pétrographie
DEF

Roche sédimentaire composée principalement de carbonate de calcium utilisée notamment comme pierre à bâtir ou pour la fabrication de ciments.

OBS

calcaire : terme en usage à Ressources naturelles Canada - Secteur des sciences de la Terre.

PHR

Conglomérat à fragments de calcaire.

Spanish

Campo(s) temático(s)
  • Petrografía
DEF

Roca sedimentaria cuyo origen puede ser predominantemente biológico, químico o mixto.

OBS

La variedad pura tiene por lo menos un 95 % de CaCO3; la corriente, por lo menos un 50 %; de los componentes restantes, el más frecuente y dominante es el carbonato de magnesio, y los accesorios son silicatos o productos de su alteración, como arcillas, sílice, y también pirita y siderita.

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Record 2 1998-05-26

English

Subject field(s)
  • Foundry Practice
DEF

An initially sedimentary rock consisting chiefly of calcium carbonate or of the carbonates of calcium and magnesium.

OBS

Limestone may be high calcium, magnesian or dolomitic.

Key term(s)
  • lime stone

French

Domaine(s)
  • Fonderie
DEF

Carbonate de chaux impur, contenant au moins 50 à 56 % de CaO, utilisé comme fondant au cubilot et au haut fourneau, pour scorifier la silice provenant des cendres du coke, du sable, des gueuses de fonte ou de la gangue du minerai. Elle a pour effet de retenir le soufre du combustible, par formation de sulfure de calcium SCa insoluble dans la fonte.

Spanish

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