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METASILICATE [7 records]

Record 1 2016-02-29

English

Subject field(s)
  • Mineralogy
Universal entry(ies)
CaSiO3
formula, see observation
Ca(SiO3)
formula, see observation
DEF

A white, gray, red, brown or yellow triclinic mineral which consists of a calcium metasilicate occurring in cleavable masses or in tabular twinned crystals, and used as a source mineral for rock wool.

CONT

The calc-silicate minerals such as diopside, andradite and wollastonite, which are often the principal minerals in these ore-bearing skarns, attest to the high temperatures involved.

OBS

wollastonite: named after W.H. Wollaston, a British chemist.

OBS

Chemical formula: CaSiO3 or Ca(SiO3)

French

Domaine(s)
  • Minéralogie
Entrée(s) universelle(s)
CaSiO3
formula, see observation
Ca(SiO3)
formula, see observation
DEF

Silicate de calcium [...] du groupe des pyroxènes monocliniques [se présentant en] baguettes, fibres ou grains de coloration blanche, grise, jaunâtre ou rougeâtre.

OBS

wollastonite : étymologie : en l'honneur du chimiste anglais W.H. Wollaston.

OBS

Formule chimique : CaSiO3 ou Ca(SiO3)

Spanish

Campo(s) temático(s)
  • Mineralogía
Entrada(s) universal(es)
CaSiO3
formula, see observation
Ca(SiO3)
formula, see observation
DEF

Silicato de calcio [...] que cristaliza en el sistema monoclínico [...]

OBS

[La wollastonita] se encuentra en forma de masas fibrosas, grisáceas, si bien existen variedades amarillentas, pardas y rojizas.

OBS

Fórmula química: CaSiO3 o Ca(SiO3)

Save record 1

Record 2 2011-08-17

English

Subject field(s)
  • Chemical Elements and Compounds
Universal entry(ies)
Na2SiO3
formula, see observation
DEF

A crystalline salt ... in the anhydrous ... form used chiefly as a detergent.

CONT

The merchandise subject to this antidumping duty order is anhydrous sodium metasilicate("ASM"), a crystallized silicate(Na2SiO3) which is alkaline and readily soluble in water. Applications include waste paper de-inking, ore-flotation, bleach stabilization, clay processing, medium or heavy duty cleaning, and compounding into other detergent formulations.

OBS

Chemical formula: Na2SiO3

French

Domaine(s)
  • Éléments et composés chimiques
Entrée(s) universelle(s)
Na2SiO3
formula, see observation
DEF

Composé chimique se présentant sous la forme de cristaux incolores monocliniques ou de poudre blanche soluble dans l'eau, insoluble dans l'alcool, les sels de sodium ou de potassium, les acides et qui, en raison de ses propriétés de détergent et de défloculant, est utilisé pour les produits de lavage de la vaisselle, de blanchiment du linge et de nettoyage industriel.

OBS

Formule chimique : Na2SiO3

Spanish

Save record 2

Record 3 2011-06-22

English

Subject field(s)
  • Chemical Elements and Compounds
  • Food Additives
  • Cement Industry
  • Road Construction
OBS

An anti-caking agent for baking powder and table salt. Available as a white or whitish amorphous powder with a density of 2.9.

OBS

... three silicates of calcium : tricalcium silicate... ;dicalcium silicate... ;calcium metasilicate...

Key term(s)
  • silicate of calcium

French

Domaine(s)
  • Éléments et composés chimiques
  • Additifs alimentaires
  • Cimenterie
  • Construction des voies de circulation
DEF

Poudre amorphe blanche, de densité 2,9, insoluble dans l'eau.

CONT

Ciment alumineux ou ciment fondu. Dans ces ciments, l'élément de durcissement est de l'aluminate de chaux au lieu de silicate de chaux comme dans les autres ciments.

OBS

Antimottant pour levure chimique et sel de table.

Spanish

Save record 3

Record 4 2011-06-17

English

Subject field(s)
  • Chemical Elements and Compounds
Universal entry(ies)
Na6Si2O7
formula, see observation
DEF

A corrosive crystalline salt regarded as intermediate in composition between sodium orthosilicate and sodium metasilicate and used in heavy-duty cleaning composition...

OBS

Chemical formula: Na6Si2O7

French

Domaine(s)
  • Éléments et composés chimiques
Entrée(s) universelle(s)
Na6Si2O7
formula, see observation
CONT

[Caractères physiques]. - Poudre blanche ou granulé. [...] [Solubilité] - Soluble eau; insoluble alcool. [...] [Usage]. - Détersifs, savons, dérivés de silicate de soude.

OBS

Formule chimique : Na6Si2O7

Spanish

Save record 4

Record 5 2011-03-11

English

Subject field(s)
  • Chemical Elements and Compounds
  • Geochemistry
Universal entry(ies)
MnSiO3
formula, see observation
OBS

Manganese ... does not occur uncombined in nature and is obtained from minerals which are oxides, silicates and carbonates.

OBS

rhodonite : a mineral, manganese metasilicate, MnSiO3, occurring usually in rose-red masses, sometimes used as an ornamental stone; manganese spar.

French

Domaine(s)
  • Éléments et composés chimiques
  • Géochimie
Entrée(s) universelle(s)
MnSiO3
formula, see observation
CONT

[...] certains gisements de manganèse d'origine sédimentaire ou volcano-sédimentaire sont métamorphisés et deviennent très riches en silicates de manganèse.

OBS

Se trouve dans la nature sous le nom du minéral «rhodonite». Formule chimique : MnSiO3

Spanish

Save record 5

Record 6 2011-01-12

English

Subject field(s)
  • Chemical Elements and Compounds
Universal entry(ies)
Na4SiO4
correct, formula, see observation
2Na2O·SiO2
correct, formula, see observation
DEF

... a corrosive crystalline substance regarded as a salt... of orthosilicic acid or as a mixture of sodium metasilicate with sodium hydroxide and used chiefly in heavy-duty cleaning compositions....

OBS

Chemical formula: Na4SiO2 or 2 Na2O·Si O2

French

Domaine(s)
  • Éléments et composés chimiques
Entrée(s) universelle(s)
Na4SiO4
correct, formula, see observation
2Na2O·SiO2
correct, formula, see observation
DEF

(...) cristaux incolores hygroscopiques F=1018 °, (...) [soluble] dans eau.

OBS

Formule chimique : Na4SiO2 ou 2 Na2O·Si O2

Spanish

Save record 6

Record 7 2010-06-21

English

Subject field(s)
  • Food Additives
DEF

A substance [such as starch, calcium metasilicate, magnesium carbonate, magnesium stearate] that absorbs humidity so as to prevent powdery foods(sugar, flour, table salt, etc.) from caking.

French

Domaine(s)
  • Additifs alimentaires
DEF

Produit [tel le sel de phosphate, le silicate de calcium, d'aluminium ou de magnésium] ayant pour fonction d'absorber l'humidité, empêchant de ce fait la prise en masse des aliments ou ingrédients pulvérulents (sucre, farine, sel de table et autres).

Key term(s)
  • antiagglomérant
  • antiagglutinant

Spanish

Campo(s) temático(s)
  • Aditivos alimentarios
Save record 7

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