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The Government of Canada’s terminology and linguistic data bank.
FERRALITA [2 records]
Record 1 - internal organization data 2011-12-16
Record 1, English
Record 1, Subject field(s)
- Soil Science
- Soil Mechanics (Engineering)
Record 1, Main entry term, English
- ferrallite
1, record 1, English, ferrallite
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
- ferralite 1, record 1, English, ferralite
correct
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
... a soil that originated from basic crystalline rocks which have undergone chemical change and that consist of a mixture of hydrates of iron, aluminum and sometimes manganese and titanium. 1, record 1, English, - ferrallite
Record number: 1, Textual support number: 1 OBS
A term used in the formerly French parts of North Africa ... 1, record 1, English, - ferrallite
Record 1, French
Record 1, Domaine(s)
- Science du sol
- Mécanique des sols
Record 1, Main entry term, French
- ferralite
1, record 1, French, ferralite
correct, feminine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
- ferrallite 2, record 1, French, ferrallite
correct, feminine noun
Record 1, Textual support, French
Record number: 1, Textual support number: 1 DEF
Sol issu de roches basiques cristallines, d'épaisseur moindre que le sol ferrallitique et pauvre en kaolinite néoformée, mais riche en hydroxydes de fer et d'aluminium. 3, record 1, French, - ferralite
Record number: 1, Textual support number: 1 CONT
[...] le [...] phénomène d'altération pédogénétique, dit latéritique, laisse comme phase résiduelle [...] des hydroxydes d'alumine [...] et des hydroxydes et oxydes de fer [...] [On utilise le terme] «ferrallite» pour ces formations mixtes. 2, record 1, French, - ferralite
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Ciencia del suelo
- Mecánica del suelo
Record 1, Main entry term, Spanish
- ferralita
1, record 1, Spanish, ferralita
correct, feminine noun
Record 1, Abbreviations, Spanish
Record 1, Synonyms, Spanish
Record 1, Textual support, Spanish
Record number: 1, Textual support number: 1 DEF
Suelo bien drenado, originado a partir de rocas ígneas básicas, constituido principalmente por óxidos hidratados de hierro y aluminio, con bajo contenido de sílice. 2, record 1, Spanish, - ferralita
Record number: 1, Textual support number: 1 CONT
En las regiones ecuatoriales y húmedas, el agua tibia y algo ácida altera los feldespatos y libera la alúmina y los óxidos de hierro, que permanecen en la capa superficial, en tanto que la sílice y los óxidos alcalinos son arrastrados por las aguas infiltradas. Se forma así una tierra roja, suelta y fértil, la ferralita. 3, record 1, Spanish, - ferralita
Record 2 - internal organization data 2005-08-08
Record 2, English
Record 2, Subject field(s)
- Erosion and Weathering (Geol.)
- Geochemistry
- Soil Science
Record 2, Main entry term, English
- ferrallitization
1, record 2, English, ferrallitization
correct
Record 2, Abbreviations, English
Record 2, Synonyms, English
- ferrallization 2, record 2, English, ferrallization
correct
- lateritization 3, record 2, English, lateritization
obsolete
- laterization 3, record 2, English, laterization
obsolete
Record 2, Textual support, English
Record number: 2, Textual support number: 1 DEF
An alteration process by which large amounts of iron and aluminum oxides accumulate in the B horizon of tropical soils. 2, record 2, English, - ferrallitization
Record number: 2, Textual support number: 1 CONT
Ferrallitic soils: soils that are typically found on the old planation surfaces of the humid tropics. The chief soil-forming process is ferrallitization where weathering and leaching are intense. Rapid formation results in a deep profile rich in clay and hydrated oxides of iron, aluminium, and manganese. Free drainage gives a red coloration to the soils ... 4, record 2, English, - ferrallitization
Record 2, French
Record 2, Domaine(s)
- Érosion et corrosion (Géologie)
- Géochimie
- Science du sol
Record 2, Main entry term, French
- ferrallitisation
1, record 2, French, ferrallitisation
correct, feminine noun
Record 2, Abbreviations, French
Record 2, Synonyms, French
- ferralitisation 2, record 2, French, ferralitisation
correct, feminine noun
- altération ferrallitique 3, record 2, French, alt%C3%A9ration%20ferrallitique
correct, feminine noun
- décomposition ferrallitique 4, record 2, French, d%C3%A9composition%20ferrallitique
correct, feminine noun
- latéritisation 2, record 2, French, lat%C3%A9ritisation
avoid, see observation, feminine noun
- latérisation 5, record 2, French, lat%C3%A9risation
avoid, see observation, feminine noun
- altération latéritique 6, record 2, French, alt%C3%A9ration%20lat%C3%A9ritique
avoid, see observation, feminine noun
Record 2, Textual support, French
Record number: 2, Textual support number: 1 DEF
En climat chaud et humide, processus d'altération extrême des minéraux primaires du sol par hydrolyse, libérant des oxydes de fer et d'aluminium, et donnant naissance aux sols ferralitiques. 7, record 2, French, - ferrallitisation
Record number: 2, Textual support number: 1 CONT
La ferrallitisation consiste en un départ presque total de la silice exportée dans les eaux de lessivage avec les alkalis, et l'accumulation sur place d'hydrates d'alumine constituant de la bauxite [...] et de sesquioxydes ou d'hydrates de fer [...] Ces derniers peuvent se concentrer en concrétions pisolitiques ou déterminer l'induration d'un horizon (cuirasse latéritique), à la couleur rouge caractéristique [...] 5, record 2, French, - ferrallitisation
Record number: 2, Textual support number: 2 CONT
La bauxite est ainsi le terme final de la ferrallitisation. 8, record 2, French, - ferrallitisation
Record number: 2, Textual support number: 1 OBS
Les termes «latérisation», «latéritisation» et «altération latéritique» sont désuets. 9, record 2, French, - ferrallitisation
Record number: 2, Textual support number: 2 OBS
[...] le fer ferrique ne migrant qu'à courte distance, l'alumine ne migrant pas, on comprend que ces deux constituants soient abondants dans les manteaux d'altération alors que la silice est entraînée. D'où le terme de décomposition ferrallitique (c'est-à-dire qui conserve le fer et l'alumine), qu'il faut préférer à celui d'allitique en raison de la place du fer dans l'altération intertropicale. 4, record 2, French, - ferrallitisation
Record 2, Spanish
Record 2, Campo(s) temático(s)
- Erosión y corrosión (Geología)
- Geoquímica
- Ciencia del suelo
Record 2, Main entry term, Spanish
- ferralitización
1, record 2, Spanish, ferralitizaci%C3%B3n
correct, feminine noun
Record 2, Abbreviations, Spanish
Record 2, Synonyms, Spanish
- laterización 2, record 2, Spanish, laterizaci%C3%B3n
feminine noun
Record 2, Textual support, Spanish
Record number: 2, Textual support number: 1 DEF
Proceso por el que las rocas primitivas básicas se transforman bajo clima tropical y determinadas condiciones de humedad, produciendo la acumulación de óxidos hidratados de aluminio o de hierro. 2, record 2, Spanish, - ferralitizaci%C3%B3n
Record number: 2, Textual support number: 1 CONT
En las regiones tropicales y húmedas, el agua tibia ligeramente ácida provoca una alteración de los suelos, por hidrólisis de los silicatos complejos(feldespatos). La alúmina y los óxidos de hierro así liberados permanecen en la superficie, mientras que la sílice y las bases(óxidos alcalinos) son arrastradas por las aguas infiltradas. El suelo, entonces, sufre una alteración que lo enriquece en hierro y en alúmina, menos solubles. En un medio húmedo, esa ferralitización da lugar a la formación de una tierra suelta muy fértil, la ferralita. 3, record 2, Spanish, - ferralitizaci%C3%B3n
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