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SALT DOME [1 record]
Record 1 - internal organization data 2008-09-13
Record 1, English
Record 1, Subject field(s)
- Tectonics
- Petroleum Deposits
Record 1, Main entry term, English
- salt dome
1, record 1, English, salt%20dome
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
- acromorph 2, record 1, English, acromorph
correct, less frequent
- saline dome 3, record 1, English, saline%20dome
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
A dome-shaped formation of rock salt which has been forced upwards through overlying strata until it lies under a layer of impermeable caprock. 4, record 1, English, - salt%20dome
Record number: 1, Textual support number: 1 CONT
Salt domes are now being converted to storage facilities for oil and natural gas, butane, propylene, and other hydrocarbon fuels. 5, record 1, English, - salt%20dome
Record number: 1, Textual support number: 2 CONT
A salt dome results in lowered gravity because salt is less dense than other rocks. 6, record 1, English, - salt%20dome
Record number: 1, Textual support number: 3 CONT
These evaporites and turbidites are ideal environments for the formation of oil and gas deposits, which concentrate in the more porous sedimentary horizons and in structural traps like anticlines and salt domes ... 7, record 1, English, - salt%20dome
Record 1, French
Record 1, Domaine(s)
- Tectonique
- Gisements pétrolifères
Record 1, Main entry term, French
- dôme de sel
1, record 1, French, d%C3%B4me%20de%20sel
correct, masculine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
Record 1, Textual support, French
Record number: 1, Textual support number: 1 DEF
Variété de diapir correspondant à un bombement topographique en coupole, produit par la montée de matériaux plastiques, de type évaporitique. 2, record 1, French, - d%C3%B4me%20de%20sel
Record number: 1, Textual support number: 1 CONT
[...] les dômes de sel [...] sont de vastes montées de masses salifères, indépendamment de contraintes tectoniques : en effet, ils sont en général situés dans des régions dont les terrains sont par ailleurs restés horizontaux [...]; [...] il semble que la montée de ces dômes de sel soit liée à la simple différence de densité entre le sel plus léger et les roches encaissantes [...] 3, record 1, French, - d%C3%B4me%20de%20sel
Record number: 1, Textual support number: 2 CONT
Sur la «Gulf-Coast», le pétrole s'accumule souvent sur les flancs des dômes de sel, véritables piliers, d'un diamètre de 2 à 3 km, perçant verticalement des centaines de mètres d'épaisseur de terrains sédimentaires. 4, record 1, French, - d%C3%B4me%20de%20sel
Record number: 1, Textual support number: 3 CONT
[...] sous la pression des roches surincombantes les roches salines moins denses et très plastiques se frayent un chemin vers la surface en soulevant et en écartant les assises horizontales supérieures (dômes de sel), arrivant même à les perforer pour apparaître à l'air libre. [...] Les dômes de sel sont fréquents sur la côte du golfe du Mexique. 5, record 1, French, - d%C3%B4me%20de%20sel
Record number: 1, Textual support number: 4 CONT
Les pièges [à pétrole] les plus courants sont constitués par des anticlinaux, des dômes de sel en forme de champignon ou par des failles [...] 6, record 1, French, - d%C3%B4me%20de%20sel
Record number: 1, Textual support number: 1 OBS
dôme de sel : terme en usage à Ressources naturelles Canada - Secteur des sciences de la Terre. 7, record 1, French, - d%C3%B4me%20de%20sel
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Tectónica
- Yacimientos petrolíferos
Record 1, Main entry term, Spanish
- domo de sal 1, record 1, Spanish, domo%20de%20sal
Record 1, Abbreviations, Spanish
Record 1, Synonyms, Spanish
Record 1, Textual support, Spanish
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