Characterization of vermiculite by XRD and spectroscopic techniques

A natural mineral from Santa Marta-Colombia used as the starting material in the synthesis of pillared clays has been characterized by several techniques, including X-ray diffraction, X-ray fluorescence, electronic paramagnetic resonance, aluminum nuclear magnetic resonance and scanning electron mic...

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Autores:
Tipo de recurso:
Article of journal
Fecha de publicación:
2009
Institución:
Universidad de Bogotá Jorge Tadeo Lozano
Repositorio:
Expeditio: repositorio UTadeo
Idioma:
eng
OAI Identifier:
oai:expeditiorepositorio.utadeo.edu.co:20.500.12010/12414
Acceso en línea:
http://www.scielo.org.co/scielo.php?script=sci_arttext&pid=S1794-61902009000200002
http://hdl.handle.net/20.500.12010/12414
http://expeditiorepositorio.utadeo.edu.co
Palabra clave:
Vermiculita
Fórmula estructura
Capa de carga
Vermiculite
Structural formula
layer charge
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License
Abierto (Texto Completo)
Description
Summary:A natural mineral from Santa Marta-Colombia used as the starting material in the synthesis of pillared clays has been characterized by several techniques, including X-ray diffraction, X-ray fluorescence, electronic paramagnetic resonance, aluminum nuclear magnetic resonance and scanning electron microscopy. The information revealed that the mineral corresponds to trioctahedral vermiculite. The identification of this mineral is valuable in the control of reduction charge and pillaring processes on these materials to obtain more complex solids like the ones required to specific catalytic applications.