Atles de
Patologies
de Materials

ESPAÑOL |  ENGLISH  |  CATALÀ
SALT PUSTULES / SALT CRUST
SALT PUSTULES / SALT CRUST

Mostra

Wall built in carbonated sandstone during the enlargement of the building in the XVIII century, with different repairs in the XX century. Seu Vella of Lleida (Old Cathedral).

Causes de la patologia

Salt crusts from the mortar leaching and from ground capillary rise crystallized on the surface of the ashlar due to repeated evaporation-hydratation cycles.

Imatge de visu

Autor: Manuel Iglesias
Descripció: White deposits with different degrees of cohesion, hardness and adherence around the replaced ashlars, and in the lower parts of the wall.

Imatge detalli / macro

SALT PUSTULES / SALT CRUST
SALT PUSTULES / SALT CRUST
Autor: Manuel Iglesias
Augments: scale
Descripció: Granulated crystals forming a compact crust sparsely covered by the film solution.

Patologies Associades

Alveolization.

Contour scaling.

Blistering.

Flaking.

Spalling.

Sanding.


Bibliografia

ARNOLD, A. & KUENG, A. (1985). Cristallization and Habits of Salt Efflorescences on Walls. Part I, Methods of Investigation and Habits. Vth hitemational Congress on Deterioration and Conservation of Stone. Lausanne. pp. 255-268.

 

ARNOLD, A. &  ZEHNDER, K., (1985), Cristallization and Habits of Salt Efflorescences on Walls. Part.II, Conditions of Cristallization. Vth International Congress on Deterioration and Conservation of Stone, Lausanne. pp. 269-277.

ICOMOS-ICS (2008). Illustrated glossary on stone deterioration pattern.

http://international.icomos.org/publications/monuments_and_sites/15/pdf/Monuments_and_Sites_15_ISCS_Glossary_Stone.pdf 

 

ORDAZ, J., & ESBERT, R. (1988). Glosario de términos relacionados con el deterioro de las piedras de construcción. Materiales de Construcción, 38 (209): 39-45. doi: 10.3989/mc.1988.v38.i209.847


Autor

Manuel Iglesias Campos. manuel.iglesias@cetec-patrimoni.com

Restorer


Institució o Empresa

Universitat de Barcelona


⟨⟨ TORNAR
impresión en pdf impresión
cetec iqs uab tecnio gemat unnim la caja que suma
Copyright © 2011. Atles de Patologies de Materials
Via Augusta, 390, 08017 Barcelona (Spain) Tel.: +34 932 672 000.
Última actualización: Mayo 2017