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VOLFRAMIO [4 records]

Record 1 2021-07-14

English

Subject field(s)
  • Mineralogy
  • Economic Geology
Universal entry(ies)
WS2
formula, see observation
DEF

A dark lead gray mineral consisting of tungsten disulfide ...

OBS

Chemical formula: WS2

French

Domaine(s)
  • Minéralogie
  • Géologie économique
Entrée(s) universelle(s)
WS2
formula, see observation
OBS

Formule chimique : WS2

Spanish

Campo(s) temático(s)
  • Mineralogía
  • Geología económica
Entrada(s) universal(es)
WS2
formula, see observation
DEF

Sulfuro de tungsteno o volframio [...] que cristaliza en el sistema hexagonal.

OBS

Fórmula química: WS2

Save record 1

Record 2 2016-02-19

English

Subject field(s)
  • Mineralogy
Universal entry(ies)
WO3•H2O
formula, see observation
DEF

A yellow or yellowish-green mineral ... often occurring with tungsten ores.

OBS

By oxidation wolframite may become encrusted with tungstic ochre, or tungstite, sometimes known as wolframine, a name to be carefully distinguished from wolframite.

OBS

Chemical formula: WO3•H2O

French

Domaine(s)
  • Minéralogie
Entrée(s) universelle(s)
WO3•H2O
formula, see observation
DEF

Minéral (trioxyde de tungstène) jaune ou jaune-verdâtre, pulvérulent, du système cristallin orthorhombique.

OBS

Formule chimique : WO3 •H2O

Spanish

Campo(s) temático(s)
  • Mineralogía
Entrada(s) universal(es)
WO3•H2O
formula, see observation
DEF

Óxido de tungsteno o volframio hidratado [...]

OBS

[...] mineral amarillento o verdoso [...]

OBS

Fórmula química: WO3 •H2O

Save record 2

Record 3 - external organization data 2012-03-06

English

Subject field(s)
  • Chemistry
  • Geochemistry
  • Compartment - Canadian Nuclear Safety Commission
Universal entry(ies)
DEF

A metallic element in the sixth group of the periodic system, and a member of the chromium family.

OBS

Found combined in certain minerals, as wolframite and scheelite, and isolated as a hard brittle, white, or gray metal. ... Symbol, W [= Latin "wolframium"]; atomic weight, 184; specific gravity, 19.3 at 20°C.

OBS

tungsten: term adopted by Environment Canada; used in the list of pollutants measured in the National Air Pollution Surveillance Network (NAPS).

OBS

wolfram: The principal meaning of this word is that of a native tungstate of iron and manganese, but it is also used as a synonym for the metal tungsten, obtained from this mineral.

French

Domaine(s)
  • Chimie
  • Géochimie
  • Tiroir - Commission canadienne de sûreté nucléaire
Entrée(s) universelle(s)
DEF

Métal lourd d'une grande dureté [qu'on] rencontre dans les roches essentiellement sous forme d'oxyde : la wolframite.

OBS

Élément de numéro atomique 74; masse atomique 183,92.

OBS

tungstène : terme retenu par Environnement Canada; utilisé dans la liste des polluants mesurés par le Réseau national de surveillance de la pollution atmosphérique (RNSPA).

OBS

wolfram : Le sens premier de ce terme est celui d'un tungstate naturel de fer et de manganèse, que l'on trouve associé au quartz, en masses clivables, et qui constitue le principal minerai de tungstène. (Syn. : wolframite). Cependant, il est aussi utilisé comme synonyme de tungstène.

Spanish

Campo(s) temático(s)
  • Química
  • Geoquímica
  • Compartimiento - Comisión Canadiense de Seguridad Nuclear
Entrada(s) universal(es)
OBS

Elemento químico de símbolo W, número atómico 74, masa atómica 183.85 ±3, y configuración electrónica (Xe)5d46s2, con 29 nucleídos, 5 de los cuales son estables. Forma cristales metálicos con estructura cúbica centrada en el espacio.

Save record 3

Record 4 1997-11-11

English

Subject field(s)
  • International Bodies and Committees
  • Foreign Trade
  • Economic Co-operation and Development
  • Chemistry
OBS

Source: UNCTAD [United Nations Conference on Trade and Development].

French

Domaine(s)
  • Organismes et comités internationaux
  • Commerce extérieur
  • Coopération et développement économiques
  • Chimie

Spanish

Campo(s) temático(s)
  • Organismos y comités internacionales
  • Comercio exterior
  • Cooperación y desarrollo económicos
  • Química
Save record 4

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