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CUS [3 records]

Record 1 2011-07-29

English

Subject field(s)
  • Mineralogy
Universal entry(ies)
DEF

An indigo-blue hexagonal mineral which consists of a sulfide of copper and is an alteration product of copper-bearing veins.

French

Domaine(s)
  • Minéralogie
Entrée(s) universelle(s)
DEF

Minéral du système hexagonal constitué de sulfure de cuivre, se présentant en masses compactes (parfois lamelleuses) de couleur bleu-indigo; c'est un produit d'altération des filons cuprifères.

OBS

Étymologie : En l'honneur de N. Covelli, minéralogiste italien qui découvrit le minéral.

Spanish

Campo(s) temático(s)
  • Mineralogía
Entrada(s) universal(es)
DEF

Sulfato de cobre que cristaliza en el sistema hexagonal.

OBS

Es un mineral negruzco que abunda en Chile y Bolivia.

Save record 1

Record 2 2011-06-03

English

Subject field(s)
  • Mineralogy
Universal entry(ies)
Cu9S5
formula, see observation
4Cu2S•CuS
formula, see observation
DEF

A blue to black isometric mineral which consists of a sulfide of copper occurring with chalcocite.

OBS

Chemical formula: Cu9S5

French

Domaine(s)
  • Minéralogie
Entrée(s) universelle(s)
Cu9S5
formula, see observation
4Cu2S•CuS
formula, see observation
DEF

Minéral du système cubique constitué de sulfure de cuivre, d'aspect massif et opaque, de couleur bleue à noire.

CONT

La néodigénite [...] est cubique et isotrope [...]

OBS

Formule chimique : Cu9S5

Spanish

Campo(s) temático(s)
  • Mineralogía
Entrada(s) universal(es)
Cu9S5
formula, see observation
4Cu2S•CuS
formula, see observation
DEF

Sulfuro de cobre.

OBS

Fórmula química : 4Cu2sub>S•CuS

Save record 2

Record 3 2010-06-07

English

Subject field(s)
  • Chemical Elements and Compounds
  • Geochemistry
  • Copper Mining
Universal entry(ies)
OBS

A source of copper.

CONT

Copper sulphides, dominantly, chalcocite, are generally disseminated and replace early diagenetic pyrite and wood trash.

CONT

In Haiti, gold is found in nests of purple sulphide of copper ...

OBS

The Main Cu sulfide is covellite ...

Key term(s)
  • Cu-sulfide

French

Domaine(s)
  • Éléments et composés chimiques
  • Géochimie
  • Mines de cuivre
Entrée(s) universelle(s)
CONT

chalcopyrite : Sulfure double de cuivre et de fer [...]

Spanish

Campo(s) temático(s)
  • Elementos y compuestos químicos
  • Geoquímica
  • Minas de cobre
Entrada(s) universal(es)
OBS

Sólido de color negro, soluble en ácido nítrico; insoluble en agua. Tóxico.

Save record 3

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