%0 Conference Proceedings %T Silicification of carbonate rocks of Chehel-Kaman Formation( Upper Paleocene) in the west pf Kopet-Dagh Basin, NE Iran %A Heydari, Akbar %A Mahboubi, Asadollah %A Moussavi Harami, Sayyed Reza %J 1th International applied geological congress %D 2010