TERMIUM Plus®

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(NA CA FE)6ZR(SI3O9)2(OH)CL [1 record]

Record 1 2011-06-03

English

Subject field(s)
  • Mineralogy
Universal entry(ies)
(Na,Ca,Fe)6Zr(Si3O9)2(OH)Cl
formula, see observation
Na4(Ca,Ce)2(Fe2+,Mn,Y)ZrSi8O22(OH,CL)2
formula, see observation
DEF

A pale-pink to brownish-red trigonal mineral, weakly radioactive and optically positive, occurring in nepheline syenite and granite.

CONT

Eudialyte occurs within high-level, silica-undersaturated peralkaline phases of the North and South Red Wine plutons ...

OBS

Chemical formula: (Na,Ca,Fe)6Zr(Si3O9)2(OH)Cl or Na4(Ca,Ce)2(Fe2+,Mn,Y)ZrSi8O22(OH,Cl)2

French

Domaine(s)
  • Minéralogie
Entrée(s) universelle(s)
(Na,Ca,Fe)6Zr(Si3O9)2(OH)Cl
formula, see observation
Na4(Ca,Ce)2(Fe2+,Mn,Y)ZrSi8O22(OH,CL)2
formula, see observation
DEF

Minéral du système rhombohédrique, constitué de métasilicate complexe de zirconium, aux nuances variées de brun jaunâtre, rouge jaunâtre, rose et rouge vif.

CONT

L'eudialyte se rencontre au sein de phases hyperalcalines sous-saturées en silice mises en place à faible profondeur des plutons de North et South Red Wine [...]

CONT

La kakortokite, également à gros grain, est formée d'aegyrine et d'arfvedsonite, de perthite, de néphéline, d'eudialyte.

OBS

On connaît deux variétés : l'eudialyte du Groenland et l'eudialyte de Norvège.

OBS

Formule chimique : (Na,Ca,Fe)6Zr(Si3O9)2(OH)Cl ou Na4(Ca,Ce)2(Fe2+,Mn,Y)ZrSi8O22(OH,Cl)2

Spanish

Campo(s) temático(s)
  • Mineralogía
Entrada(s) universal(es)
(Na,Ca,Fe)6Zr(Si3O9)2(OH)Cl
formula, see observation
Na4(Ca,Ce)2(Fe2+,Mn,Y)ZrSi8O22(OH,CL)2
formula, see observation
DEF

Silicocirconato de calcio, sodio y hierro.

OBS

Fórmula química: (Na,Ca,Fe)6Zr(Si3O9)2(OH)Cl ou Na4(Ca,Ce)2(Fe2+,Mn,Y)ZrSi8O22(OH,Cl)2

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