Clay minerals identified in soils of Costa Rica from 1931 to 2014: II. Major clay types described in soils with vertic, and oxidic-kaolinic properties

 

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Detalles Bibliográficos
Autores: Alvarado, Alfredo, Mata, Rafael, Chinchilla, Miguel
Formato: artículo original
Estado:Versión publicada
Fecha de Publicación:2014
Descripción:This paper summarizes available information on soil clay mineralogy in topsoils of Costa Rica, including clay minerals described in B horizons when significantly different from predominant mineralogy in the topsoil. The soil clay suites (“predominant clay groups”) emphasized are grouped as: (1) smectites and interstratified clays (Vertisols and other soils with vertic properties), and (2) oxides-hidroxides- oxihidroxides-kaolinite-gibbsite (in Alfisols, Ultisols and Oxisols). The soil clay genesis of these dominant groups is discussed when enough information is available.
País:Portal de Revistas UCR
Institución:Universidad de Costa Rica
Repositorio:Portal de Revistas UCR
Lenguaje:Español
OAI Identifier:oai:portal.ucr.ac.cr:article/15161
Acceso en línea:https://revistas.ucr.ac.cr/index.php/agrocost/article/view/15161
Access Level:acceso abierto
Palabra clave:arcilla
suelo
vertisol
alfisol
ultisol
oxisol
amorfos
alófanas
illita
halloysita
metahalloysita
imogolita
ferrihidrita
hematita
maghemita
magnetita
goethita
gibbsita
caolinita
esmectita
costa rica
trópico
clay
soil
smectite
montmorrillonite
vermiculite
illite
halloysite
metahalloysite
chlorite
ferrihydrite
hematite
maghemite
magnetite
goethite
kaolinite
gibbsite
tropic