Effectiveness of granite cleaning procedures in cultural heritage: A review.

Abstract

Most of the Cultural Heritage built in NW Iberian Peninsula is made of granite which exposition to the environment leads to the formation of deposits and coatings, mainly two types: biological colonization and sulphated black crusts. Nowadays, another form of alteration derives from graffiti paints when these are applied as an act of vandalism. A deep… (More)
DOI: 10.1016/j.scitotenv.2016.07.090

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