Belgium
Processus géochimiques et cristallochimiques de formation de gisements de niobium de classe mondiale
Nb distribution and speciation along the Pitinga lateritic profile developed on the Madeira granite (Brazil).
Study of the petrogenesis, mineralisation and remobilisation of rare metals in Manongarivo alkaline complexe, Madagascar.
Study of the conditions of formation of two tektites using spectroscopy and chemical mapping.