new participant: my adress Pr. Maurice BRUNEL UNIVERSITE MONTPELLIER II, UFR Sciences DESTEM & UMR.5573 Geophy. Tecto. Sedimento. Cc.060, Pl.E.Bataillon -34095- Montpellier Cedex 05 tel (33) (0 4 67 14 36 47)et (0)4 67 63 40 53 fax (33)(0)4 67 52 39 08, et (33)(0)4 67 14 49 30 without (0) from abroad mails: [log in to unmask],[log in to unmask]