TERMIUM Plus®

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

BACK-ARC BASIN [4 records]

Record 1 2012-05-15

English

Subject field(s)
  • Metals Mining
  • Economic Geology
CONT

Another type of deep-sea mineral deposit - the metalliferous muds and associated brines of the Red Sea ...

CONT

In the back-arc regions behind island arcs a small ocean basin... may be present... Black metalliferous mud deposits and iron-manganese deposits of volcanic affiliation are further possibilities.... the embryonic North Atlantic of Jurassic-Cretaceous times probably possessed the ideal features for the formation of metalliferous muds : topographic depressions with concentrated thermal and exhalative activity in a narrow central zone within a small oceanic basin....

French

Domaine(s)
  • Mines métalliques
  • Géologie économique
CONT

Un autre type de gisement minier sous-marin - les boues métallifères et les saumures [...] au fond de la Mer Rouge [...]

OBS

boue métallifère : généralement usité au pluriel.

Key term(s)
  • boues métallifères

Spanish

Save record 1

Record 2 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.

Save record 2

Record 3 2005-12-07

English

Subject field(s)
  • Tectonics
  • Geomorphology and Geomorphogeny
CONT

In the back-arc regions behind island arcs a small ocean basin such as the Japan Sea... may be present...

CONT

The back-arc region behind the volcanoes may show convergence (such as crustal faulting and folding) or divergence (such as crustal thinning and subsidence).

CONT

The exposure of much more rock to subaerial erosion will greatly increase the volume of sediment which reaches inter-island gaps, the arc-trench gap and the back-arc area.

French

Domaine(s)
  • Tectonique
  • Géomorphologie et géomorphogénie
CONT

Schéma d'un arc insulaire : Bassin océanique; prisme d'accrétion; haut externe de l'arc; bassin avant-arc; arc volcanique; région arrière-arc.

Spanish

Save record 3

Record 4 2004-09-25

English

Subject field(s)
  • Geomorphology and Geomorphogeny

French

Domaine(s)
  • Géomorphologie et géomorphogénie

Spanish

Save record 4

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