摘要
The nature and chronostratigraphic position of the Rupelian-Chattian boundary(Early-Late Oligocene)unconformity in its historical type region(Belgium)is examined using biostratigraphy,strontium isotope dating of benthic foraminifera and K-Ar dating of glauconites.
基金
support of DWTC-Brussels(grant WI/36/C03)
the Royal Belgian Institute of Natural Sciences.