Abstract

TISSOT, I.; TISSOT, M.  and  GUERRA, M. F.. Atmospheric corrosion in museum context: the case of the treasure room from the national archaeology museum, Lisbon. Corros. Prot. Mater. [online]. 2014, vol.33, n.4, pp.73-77. ISSN 0870-1164.

The gold jewellery collection exhibited in the Treasure Room of the National Archaeology Museum in Lisbon, Portugal, developed a severe surface corrosion. In order to approach the corrosion mechanisms, the state of conservation of the objects and the exhibition conditions were characterised. The temperature, the relative air humidity and the light were measured. The pollutants and the exhibition materials of the showcases were identified. The relation between the exhibition conditions and the corrosion development was search.

Keywords : Atmospheric Corrosion; Museum Exhibition; Gold Alloy Corrosion; Jewellery.

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