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GRABEN STRUCTURE [2 records]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2011-02-21

English

Subject field(s)
  • Tectonics
DEF

[A structure] similar to a half graben, where at a bounding normal fault, one wall, slips down forming an anticline.

CONT

The main trap styles in the basin are drape anticlines, horsts and fault rollover structures.

CONT

Physical modelling of fault propagation in roll-over structures associated with extensional (growth) faults.

OBS

rollover structure: term used at Natural Resources Canada - Earth Sciences Sector.

Key term(s)
  • roll over structure

French

Domaine(s)
  • Tectonique
CONT

Le cas des structures en carapace de tortue. [...] Le dépocentre épais créé par la résorption entre deux intrusions peut subir une inversion de relief à la suite du rabattement latéral des couches. [...] Cette morphologie anticlinale, dont les flancs reposent en downlap sur un mur salifère subhorizontal a été baptisée carapace de tortue [...] («rollover structure» des anglo-saxons).

OBS

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

Spanish

Save record 1

Record 2 2005-02-22

English

Subject field(s)
  • Radioactive Ores (Mining)
  • Geochemistry
CONT

Quaternary volcaniclastic rocks and vitric tuffs of the potassic volcanic Roman Province, controlled by a graben structure, contain exhalative-supergene concentrations of uranium, thorium, and iron...

French

Domaine(s)
  • Minerais radioactifs (Mines métalliques)
  • Géochimie
CONT

Dans la province romaine à volcanisme potassique en Italie, les roches volcanoclastiques et les tufs vitreux du Quaternaire qui sont contenus dans une structure en graben renferment des concentrations d'uranium, de thorium et de fer d'origine exhalative-supergène [...]

Spanish

Save record 2

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