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OPENING PROTO-ATLANTIC OCEAN [1 record]

Record 1 2006-11-15

English

Subject field(s)
  • Oceanography
  • Plate Tectonics
CONT

The major themes are ... rifting, supercontinental fragmentation, and opening of the proto-Atlantic Ocean (Iapetus Ocean) around 500 million years ago ...

OBS

Iapetus Ocean: Sometimes called the "Proto-Atlantic Ocean", this ancient body of water disappeared around 400 million years ago when the European and American continents started to close in.

OBS

opening of the Proto-Atlantic Ocean: term used at Natural Resources Canada - Earth Sciences Sector.

French

Domaine(s)
  • Océanographie
  • Tectonique des plaques
CONT

Le développement de la chaîne Calédonienne-Appalachienne résulte d'une succession d'évènements, d'abord extensifs associés à l'ouverture de l'océan Proto-Atlantique Iapétus, puis compressifs entraînant la destruction de cet océan paléozoïque.

CONT

Les failles dans le Bouclier canadien qui sont reliées à l'ouverture de l'Océan Iapetus sont des failles qui traversent toute la croûte terrestre [...]

OBS

ouverture de l'océan proto-Atlantique : terme en usage à Ressources naturelles Canada - Secteur des sciences de la Terre.

Spanish

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