@inproceedings{paperid:1015613, author = {Khanehbad, Mohammad and Moussavi Harami, Sayyed Reza and Mahboubi, Asadollah and Nadjafi, Mehdi and Mahmudy Gharaie, Mohamad Hosein}, title = {The study of chert nodules in the Sardar Formation, Ozbak-Kuh mountains ,north Tabas}, booktitle = {1th international geological congress}, year = {2010}, location = {مشهد, IRAN}, keywords = {chert; sardar formation; ozbak kuh}, }