Coexistence of halloysite and kaolinite: a study on the genesis of kaolin clays of Campo Alegre Basin, Santa Catarina State, Brazil

Coexistence of halloysite and kaolinite: a study on the genesis of kaolin clays of Campo Alegre Basin, Santa Catarina State, Brazil

Kaolin at Campo Alegre Basin, Santa Catarina State, Brazil was formed from alteration of volcanic acid rocks. Halloysite clays dominate the clay fraction of the matrix of the kaolin body, whereas a poorly crystalline kaolinite is abundant in veins. Some primary blocky structures have high amounts of...

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Bibliographic Details
Main Authors: Marisa T.G. de Oliveira, Sandra M.A. Furtado, Milton L.L. Formoso, Richard A. Eggleton, Norberto Dani
Format: Article
Language:English
Published: Academia Brasileira de Ciências 2007-12-01
Series:Anais da Academia Brasileira de Ciências
Subjects:
caolinita
haloisita
morfologia da haloisita
caolim
intemperismo
gênese de argilas
kaolinite
halloysite
halloysite morphology
kaolin
weathering
clay genesis
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0001-37652007000400008

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