TERMIUM Plus®

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HYDROUS ALTERATION [1 record]

Record 1 2005-06-06

English

Subject field(s)
  • Geochemistry
  • Erosion and Weathering (Geol.)
DEF

The chemical combination of water with another substance.

CONT

The main period of sulphide deposition follows skarn formation and is accompanied by hydrous alteration of early skarn minerals and hydrolytic alteration of intrusions.

CONT

Hydrous retrograde alteration.

French

Domaine(s)
  • Géochimie
  • Érosion et corrosion (Géologie)
DEF

Transformation d'un corps en hydrate.

CONT

L'hydratation, c'est-à-dire la pénétration de l'eau dans le système réticulaire des cristaux, est l'un des phénomènes les plus communs de l'altération de beaucoup de minéraux dont elle représente la phase initiale.

CONT

La principale période de dépôt des sulfures suit la formation des skarns et s'accompagne d'une hydratation des premiers minéraux de skarn formés ainsi que d'une hydrolyse des intrusions.

Spanish

Campo(s) temático(s)
  • Geoquímica
  • Erosión y corrosión (Geología)
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