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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Bibliographische Detailangaben
Autoren: Alvarado, Alfredo, Mata, Rafael, Chinchilla, Miguel
Format: artículo original
Status:Versión publicada
Publikationsdatum:2014
Beschreibung: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.
Land:Portal de Revistas UCR
Institution:Universidad de Costa Rica
Repositorio:Portal de Revistas UCR
Sprache:Español
OAI Identifier:oai:portal.ucr.ac.cr:article/15161
Online Zugang:https://revistas.ucr.ac.cr/index.php/agrocost/article/view/15161
Stichwort: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