Flos Tectorii degradation of mortars: An example of synergistic action between soluble salts and biodeteriogens

L Randazzo, G Montana, R Alduina, P Quatrini… - Journal of Cultural …, 2015 - Elsevier
Abstract The definition of Flos Tectorii, originally suggested by FS Brancato in the
1980s'(Brancato, 1986), refers to a unique form of deterioration identified on both aerial and
hydraulic mortars used in the external walls of historic and contemporary buildings. It is
clearly recognizable due to the development of peculiar concentric (occasionally sub-
circular) macroscopic forms. At present, there is still a lack of information about the full
interpretation of this phenomenon regarding the interaction between the different …
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