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BACK ARC BASIN [1 record]

Record 1 2009-01-22

English

Subject field(s)
  • Geomorphology and Geomorphogeny
DEF

The zone of thickened sedimentation and extensional tectonics which lies behind an island arc.

CONT

Back-arc basins have been classified into retro-arc basins and inter-arc basins.

OBS

back-arc basin: term used at Natural Resources Canada - Earth Sciences Sector.

French

Domaine(s)
  • Géomorphologie et géomorphogénie
DEF

Dépression qui s'ouvre, en arrière d'un arc insulaire, dans une zone liée à un phénomène de subduction.

OBS

bassin marginal; bassin arrière-arc; bassin intra-arc : termes en usage à Ressources naturelles Canada - Secteur des sciences de la Terre.

Spanish

Campo(s) temático(s)
  • Geomorfología y geomorfogénesis
DEF

Depresión oceánica de profundidad comprendida entre 2.000 y 4.500 m, situada tras los sistemas de arcos de islas. Suelen seprarar las fosas y las cadenas volcánicas de los continentes.

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