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OVERLAP ASSEMBLAGE [1 record]

Record 1 2006-11-15

English

Subject field(s)
  • Tectonics
DEF

A post-accretion unit of sedimentary or igneous rocks deposited on, or intruded into, two or more adjacent terranes.

OBS

A general term referring to the extension of marine or terrestrial strata beyond underlying rocks whose edges are thereby concealed or overlapped, and to the unconformity that commonly accompanies such a relation.

OBS

overlap assemblage: term used at Natural Resources Canada - Earth Sciences Sector.

French

Domaine(s)
  • Tectonique
CONT

Les roches du Trias [...] renferment des zircons détritiques datant du Paléozoïque moyen à tardif et présentent des signatures géochimiques uniques [...], ce qui démontre que ces roches représentent l'assemblage chevauchant le plus précoce observé reliant les terranes allochtones à l'AMA [ancestrale marge de l'Amérique du Nord] dans la Cordillère septentrionale.

OBS

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

Spanish

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