TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

PRIMARY POROSITY [1 record]

Record 1 2011-05-16

English

Subject field(s)
  • Soil Science
  • Geophysics
  • Soil Mechanics (Engineering)
  • Hydrology and Hydrography
DEF

The main or original porosity system in a rock or unconfined alluvial deposit.

CONT

Porosity may be primary (original) or secondary. Primary porosity is that which the rock possesses at the end of its depositional phase, on first burial; it is the void space that would be present if the grains had not been altered, fractured, or dissolved.

OBS

primary porosity: term used at Natural Resources Canada - Earth Sciences Sector.

French

Domaine(s)
  • Science du sol
  • Géophysique
  • Mécanique des sols
  • Hydrologie et hydrographie
CONT

Nous pourrons [...] distinguer : - les porosités primaires, formées par l'ensemble des pores produits au cours de la genèse de la roche, c'est-à-dire au cours de la sédimentation, ou au cours de la cristallisation ou du refroidissement s'il s'agit d'une roche métamorphique ou éruptive; - les porosités secondaires [...]

OBS

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

Spanish

Campo(s) temático(s)
  • Ciencia del suelo
  • Geofísica
  • Mecánica del suelo
  • Hidrología e hidrografía
DEF

Propiedad de las rocas detríticas en las que se originan poros durante su formación.

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