Petrographic characterization of sedimentary organic matter: study of current wetland deposits (Marais Vernier, Normandy, France) and application to Holocene fluvio-palustrine deposits (Seine Valley).

David Sebag (1) , S. Ogier (1) , V. Mesnage (1) , Christian Di Giovanni (2) , Fatima Laggoun-Défarge (2) , A. Durand (1)

1 M2C - Morphodynamique Continentale et Côtière
2 ISTO - Institut des Sciences de la Terre d'Orléans

Several approaches based on isotopic and/or molecular markers applied to determine organic matter (OM) sources. Although such chemical methods are quite successful, there are limitations.

Domains: Geochemistry; Global Changes

David Sebag, S. Ogier, V. Mesnage, Christian Di Giovanni, Fatima Laggoun-Défarge, et al.. Petrographic characterization of sedimentary organic matter: study of current wetland deposits (Marais Vernier, Normandy, France) and application to Holocene fluvio-palustrine deposits (Seine Valley).. 22nd IAS Meeting of Sedimentology, Sep 2003, Opatija, Croatia. pp.191. ⟨hal-00089070⟩