Nathalie Gassama

Maître de conférence
Master Sciences de l'Eau

Structure : UFR de Sciences et Techniques
> Département Géosciences environnement
> Laboratoire GéoHydrosystèmes COntinentaux
Courriel :
Localisation : Grandmont Bulding E floor 0 Office E0330
Téléphone : +(33) 02 47 36 71 18
Fax :

+(33) 02 47 36 70 90

Maître de conférences - HDR




Géochimie des eaux : identification et quantification des processus de régulation de la composition des eaux naturelles, comportement des métaux traces, comportement des nutriments, spéciation, mise au point analytique, voltamétrie.





- Gassama N., Sarazin G. and Evrard M., 1994. The distribution of Ni and Co in a eutrophic lake: an application of a square-wave voltammetry method. Chemical Geology 118, 221-233.

- Gassama N. and Violette S., 1997. Geochemical study of surface waters of mountain granitic area. The Iskar upper watershed: Massif of Rila, Bulgaria. Water Research 31(4), 767-776.

- Beaucaire C., Gassama N., Tresonne N. and Louvat D., 1999. Saline groundwaters in the hercynian granites (Chardon Mine, France): geochemical evidence for the salinity origin. Applied Geochemistry 14, 67-84.

- Parthasarathy N., Buffle J., Gassama N. and Cuenod F., 1999. Speciation of trace metals in waters: direct selective separation and preconcentration of free metal ion by supported liquid membrane. Chemical Analysis (Warsaw) 44, 455-470.

- d’Ozouville N., Violette S., Gassama N., Dia A. and Jendrzejewski N., 2006. Origin and modelling of water salinization in a coastal aquifer of the Bay of Bengal: The Kaluvelly watershed, Tamil Nadu, India. Bulletin de la Société Géologique de France 177(6), 333-345.

- Pelfrêne A., Gassama N. and Grimaud D., 2008. Dissolved Cu(II) speciation in unpolluted soil solutions of a planosolic horizon. Electroanalysis 20 (8), 841-850.

- Pelfrêne A., Gassama N. and Grimaud D., 2009. Mobility of major-, minor- and trace elements in solutions of a planosolic soil: distribution and controlling factors. Applied Geochemistry 24, 96-105.

Gassama N., Dia A. and Violette S., 2012. Origin of salinity in a multilayered aquifer with high salinization vulnerability. Hydrological Processes 26, 168-188.

Gassama N. and Violette S., 2012. Assessment of weathering and biological activity in the regulation of stream water chemistry in a subalpine area. Hydrological Sciences Journal 57 (3), 535-546.

– Pelfrêne A. and Gassama N., 2012. Competition between particles and dissolved organic matter for trace metals binding in unpolluted soil solutions: monitoring and thermodynamic approaches. Bulletin de la Société Géologique de France 183 (3), 189-201.

Gassama N., Cocirta C. and Kasper H.U., 2012. Use of major and selected trace elements to describe mixing processes in a water reservoir. Comptes-Rendus Géoscience 344, 25-32.

Gassama N., Kasper H.U., Dia A., Cocirta C. and Bouhnik-LeCoz M., 2012. Discrimination between different water bodies from a multi-layered aquifer (Kaluvelly watershed, India): trace element signature. Applied Geochemistry 27, 715-728.

– Minaudo C., Meybeck M., Moatar F., Gassama N., Curie F., 2015. Eutrophication mitigation in rivers: 30 years of trends in spatial and seasonal patterns of biogeochemistry of the Loire River (1980–2012). Biogeosciences 12(8), 2549–2563, doi: 10.5194/bg-12-2549-2015, 2015.

-Minaudo C., Moatar F., Coynel A., Etcheber H., Gassama N., Curie F., 2016. Using recent high-frequency surveys to reconstitute 35 years of organic carbon variations in an eutrophic lowland river. Environmental Monitoring and Assessment 188:41, DOI 10.1007/s10661-015-5054-9.





Prélèvement, conditionnement, analyses des échantillons d'eaux de mines (Mine de Fanay, Limousin, Janvier 1991).



Mesure de la hauteur d'eau d'une nappe à partir d'un puits (Matrimandir Workshop, bassin versant de Kaluvelly, Inde, janvier 2001)




Conditionnement des échantillons d'eau (bassin versant de Kaluvelly, Inde, janvier 2001).


Université de Tours Faculté de sciences et techniques