Jean-Marc Vallet
Research engineer- French Ministrary of Culture
Senior conservation scientist, Head of Science Department

Domain

Conservation scientist on stones, wall paintings and polychromy :

analysis of inorganic materials (mineralogy, petrography)
diagnosis of alterations
studies of conservation treatments (water repellents, consolidants, desalting, compatibility, ageing etc.)

Earth Sciences PhD graduated from the University of Poitiers (France) in 1993.

Research programs

Research programs of Jean-Marc Vallet in CICRP :

Blackening of lead pigments in paintings
MEDISTONE
Alteration of stones due to the crystallisation of soluble salts (in french)
Isotope (sulphur, oxygen, boron) tracing of internal or external origin of sulphates involved in the degradation of French monuments
Conservation of plasters and rammed earth monuments in Meknes (Morocco)
Water flows in stones and renders
Characterisation and conservation of a Burdigalian sandstone ("Pierre du Midi")
Red preparation on canvas coming from the South of France form the XVIIth to the XVIIIth centuries

Other activities

Trainings in architecture schools. Supervises PhD, Master and Bsc students, and also scientific studies of restorers students.

Member of the "Stone- durability" of the CEFRACOR commission, of the SfIIC "Wall painting" group, secretary of the International Scientific Commitee on Stone of ICOMOS.

Co author of the in progress English/ French Glossary on the Stone Degradation Patterns. Member of the Research Group n°2762 "Materials of Cultural Heritage and "Soleil" Synchrotron".

Member of the French Society of Mineralogy and Cristallography and of ICOM.

Previous activities

1996-2002 : Research engineer in the French Ministary of Culture since 1996, first in charge of the creation and the development of the sudies and research laboratory for the c.i.c.r.p.

1993-1996 : Research engineer in the C.P.P.-L.R.M.H. (French Laboratory on Historical Monuments, Champ sur Marne, France), in charge of two research projects :

Durability of water repellents and consolidants products applied on stones
Impact of the atmospheric pollutants on hydrophobized stone monuments

Publications

Document PDF download references of Jean-Marc Vallet

Page last updated on 22 July 2008.

CICRP – Centre Interrégional de Conservation et Restauration du Patrimoine
Groupement d'Intérêt Public à Caractère Culturel
21, rue Guibal, F-13003 Marseille FRANCE