A Strategy for Modelling Diagenetic Evolution of Seismic Properties in Sandstones

H036 Z-99 A STRATEGY FOR MODELLING DIAGENETIC Summary EVOLUTION OF SEISMIC PROPERTIES IN SANDSTONES A. DRÆGE 1 2 and T. A. JOHANSEN 1 2 1 Centre for Integrated Petroleum Research (CIPR) University of Bergen Allégt. 41 N-5007 Bergen Norway 2 Department of Earth Science University of Bergen Allégt. 41 N-5007 Bergen Norway Precipitation of minerals (cementation) is just chemical reactions which can be predicted given the constituents and the environment. The mineral reactions follow certain chemical/physical laws and stick to certain trends. Geologists and geochemists have defined various temperature intervals where certain minerals dissolve and reprecipitate as cement. Thus they