TERMIUM Plus®

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4(FE CU)S•3(MG AL)(OH)2 [1 record]

Record 1 2016-02-19

English

Subject field(s)
  • Mineralogy
Universal entry(ies)
4(Fe,Cu)S•3(Mg,Al)(OH)2
formula, see observation
DEF

An hexagonal mineral which consists of an iron copper hydroxysulphide.

CONT

The rare micaceous copper mineral valleriite ... is restricted to retrograde alteration assemblages in magnesian, i.e. dolomitic, rocks.

OBS

Chemical formula: 4(Fe,Cu)S•3(Mg,Al)(OH)2

French

Domaine(s)
  • Minéralogie
Entrée(s) universelle(s)
4(Fe,Cu)S•3(Mg,Al)(OH)2
formula, see observation
DEF

Minéral (sulfure) du système cristallin hexagonal, se présentant sous forme massive, jaune bronze, opaque, à éclat métallique.

CONT

La vallériite [...], minéral micacé de cuivre rare, est confinée aux associations d'altération rétrograde des roches magnésiennes, en l'occurrence dolomitiques.

OBS

Formule chimique : 4(Fe,Cu)S•3(Mg,Al)(OH)2

Spanish

Campo(s) temático(s)
  • Mineralogía
Entrada(s) universal(es)
4(Fe,Cu)S•3(Mg,Al)(OH)2
formula, see observation
DEF

Sulfuro de cobre y hierro [...] que cristaliza en el sistema rómbico [y que] se encuentra en forma de masas negruzcas, que tiznan el papel.

OBS

Fórmula química: 4(Fe,Cu)S•3(Mg,Al)(OH)2

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