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The Alteration and Natural Consolidation Effects of a Ceramic Vessel in Archaeological Excavation From San Lorenzo Tenochtitlán, Veracruz, Mexico

Published online by Cambridge University Press:  26 February 2011

M.E. Guevara
Affiliation:
Escuela Nacional de Conservación, Restauración y Museografía, IN AH. Exconvento de Churubusco, Xicotencatl y Gral. Anaya, Mexico City 04120.
M. Lopez
Affiliation:
Escuela Nacional de Conservación, Restauración y Museografía, IN AH. Exconvento de Churubusco, Xicotencatl y Gral. Anaya, Mexico City 04120.
A. Cruz-Lara
Affiliation:
Escuela Nacional de Conservación, Restauración y Museografía, IN AH. Exconvento de Churubusco, Xicotencatl y Gral. Anaya, Mexico City 04120.
A. Cyphers
Affiliation:
Instituto de Investigaciones Antropológicas, UNAM, Ciudad Universitaria, Mexico City.
J.E. Gama
Affiliation:
Instituto de Goelogía, Departamento de Edafología UNAM, Ciudad Universitaria, Mexico City.
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Abstract

A study of a ceramic vessel from San Lorenzo Tenochtitlán, Veracruz, México (Early Formative 1550–900 b.C.) was developed using three selected analytical methods: Petrographic thin section, X-ray Diffraction and Scanning Electron Microscopy. The results suggested, that the soil weathering processes on the ceramic vessel generated phenomenons, such as an increase in porosity, a decrease in bulk-density and loss in structural stability.

On the other hand, the presence of amorphous materials (SiO2, FeO3) in the soil, interacted with the ceramic giving it a natural consolidation. The consequences of our study are discussed in detail.

Type
Research Article
Copyright
Copyright © Materials Research Society 1997

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References

REFERENCES

1. Guevara, M.E., López, M., La restauración y su investigación: el caso de una vasija cerámica de San Lorenzo Tenochtitlán. Veracruz. (Tesis. ENCRM-INAH. México, 1996.), p. 121.Google Scholar
2. Cyphers, A., Descifrando los misterios de la cultura olmeca. (Proyecto arqueológico de San Lorenzo Tenochtitlán. IIA-UNAM. México, 1994.), p. 31.Google Scholar
3. Gama, J.E.. Los suelos tropicales: Génesis, dinámica v degradación. Tesis doctoral. UNAM. México, 1996.), p. 350.Google Scholar
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