GEOLOGICAL SURVEY OF IRAN | WWW.GSI.IR
 
فارسی  |     
Home |  Contact Us |  Help 
    Member Login
Username
Password
Professional search
Article type
State name
Location
Article title
Fulltext
Author name
How To Use:
  • Type your keywords in the search box.
  • Press the Search button to start your search.
  • Article title : Abtalkh formation nanofossils in the west of chahchaheh village(Kalat-Mashhad road)
    Article type : Paleontology and Stratigraphy
    Location : 20th symposium on geosciences

    Fulltext :

       General:
         Due to the importance of calcareous nannoplanklon hiostratigraphy in Mesozoic and Cenozoic strata, the Abtalkh Formation was studied at the chachaheh section (kalat-Mashhad Road ), This section is located in kopeht — Dagh area and comprises of grey. grey bluish marl and shale
    The Abtalkh Formation rests comformably on Abderaz Formatona and it is underlain by Nizar Formation corn formably.
    For the first time the calcareous nannofossil of this formation were studied.As a result of this study 50 species, 20 genera and 12 families were determined and illustrated.
    Based on the obtained nannofossils, the sample interval is consistant with CC 18 , CC22 of sissingh (1979 ) Zonation, for the Lower part, and tipper part of Abtalkh formation Therefore the age of this formation in studied area is suggested Early- Late campanian

    Celebration date : 16 Wednesday April 2008
    
    Related links