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MASSIVE SULPHIDE [1 record]

Record 1 2009-01-07

English

Subject field(s)
  • Various Metal Ores
  • Geochemistry
DEF

A mass of rock consisting mainly of sulphide minerals, such as pyrrhotite, chalcopyrite and pyrite, the presence of which could indicate an ore body.

CONT

... all subtypes of nickel sulphide ores usually consist mainly of the simple sulphide assemblage pyrrhotite-pentlandite-chalcopyrite, either as massive sulphides, sulphide-matrix breccias, or disseminations of sulphides.

OBS

As opposed to "disseminated sulphide."

OBS

massive: Said of a mineral deposit (especially of sulfides) characterized by a great concentration of ore in one place ...

OBS

massive sulphide: term used at Natural Resources Canada - Earth Sciences Sector.

French

Domaine(s)
  • Minerais divers (Mines métalliques)
  • Géochimie
DEF

Grande concentration de minerais sulfurés à un seul endroit.

CONT

Les sulfures sont soit massifs, soit disséminés. Les sulfures massifs forment des corps aplatis dans les failles. Ils peuvent s'échapper à plus de 500 mètres des corps ultrabasiques, et prendre un aspect bréchoïde.

CONT

[...] les minerais de tous les sous-types de gîtes de sulfures de nickel, qu'ils se présentent sous la forme de sulfures massifs, de brèches à matrice sulfurée ou de sulfures disséminés, se composent principalement de la simple association pyrrhotite-pentlandite-chalcopyrite.

OBS

sulfure massif : terme en usage à Ressources naturelles Canada - Secteur des sciences de la Terre.

Spanish

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