2024-03-29T05:31:51Zhttp://digital.csic.es/dspace-oai/requestoai:digital.csic.es:10261/1280762019-11-12T11:44:42Zcom_10261_39226com_10261_8com_10261_77col_10261_39231col_10261_960
DIGITAL.CSIC
author
Cámara Gallego, Beatriz
author
Álvarez de Buergo, Mónica
author
Fort González, Rafael
author
Ascaso, Carmen
author
Ríos, Asunción de los
author
Gómez-Heras, Miguel
funder
Comunidad de Madrid
2016-01-25T14:09:58Z
2016-01-25T14:09:58Z
2014
Science, Technology and Cultural Heritage: 89- 94 (2014)
http://hdl.handle.net/10261/128076
http://dx.doi.org/10.13039/100012818
In this study, the process of anthropic decay on stone materials and on the lithobiontic microbial colonization associated was investigated by means of both laboratory simulation (granite) and field experiments (dolostone´s historical quarry), all of them stone materials traditionally used in heritage construction. A wide variety of salts including sulphates, phosphates and chlorides resulted from the interaction between urine and stones after a several month urine treatment under controlled conditions. Moreover, the structure of lithobiontic lichen thalli was investigated, after the direct application of human urine in a field experiment carried out in a historical quarry under the most real conditions, revealing cellular damage in the upper cortex and in the photobiont layer.
eng
openAccess
Petrology
Cultural Heritage
Another source of soluble salts in urban environments due to recent social behavior pattern in historical centres
capítulo de libro
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