Study the Abderaz Formation type section on the basis of foraminifera

Category Paleontology and Stratigraphy
Group GSI.IR
Location The 25 Symposium of Geosciences
Author L. Bakhshandeh, Dr. A. Aghanabati, Dr.F. Keshani, Dr. T.Mohtat
Holding Date 01 July 2007



In order to inspect the Abderaz formation in Koppeh-Dagh basin, it’s type section has studied by consideration stratigraphy properties. Most lithology of Abderaz formation includes gray to blue shele and it has ۲۸۶.۸۶ meters thickness. This formation has N۴۵W direction & ۸۰SW dip direction.

It’s lower boundary with Abderaz formation and upper boundary with Abtalkh formation, have conformity.

In this study ۲۶ planktonic species of ۱۱ genus have identified and presented. On the basis of identified planktonic foraminifera, age of Abderaz formation has determined from Early Turonian – Early Campanian.

tags: QAZVIN