Volume 33 (2023)
Volume 32 (2022)
Volume 31 (2021)
Volume 30 (2020)
Volume 29 (2020)
Volume 28 (2019)
Volume 27 (2018)
Volume 26 (2017)
Volume 25 (2016)
Volume 24 (2015)
Volume 23 (2014)
Volume 22 (2013)
Volume 21 (2012)
Volume 20 (2011)
Volume 19 (2010)
Volume 18 (2009)
Volume 17 (2008)
Volume 16 (2007)
Stratigraphy, Paleontology and Sedimentary Environment of Upper Cretaceous rows, Bahar Section South Esfahan (Central Iran) and its Comparison with Poshte jangal anticline (South east of Lorestan Province)

R. Haftlang; M. Afghah; S. A. Aghanabati; M. Parvaneh Nezhad Shirazi

Volume 26, Issue 104 , September 2017, , Pages 309-318


  Lithological and biological Sequences of Cretaceous in Bahar section, Located in South Esfahan (147 m. true thickness) include grayish olive green pencil- like shales containing Budantysras Ammonites (Albian) interbedded with limy shales. which are covered by glauconitic Sandy Limestone (Early Turonian) ...  Read More

Petrography and geochemistry of the Shotori dolomites in Kalmard section, Central Iran

A. Rahimi; M. H. Adabi; A. Nabati; M. R. Majidifard; A. M. Jamali

Volume 26, Issue 103 , June 2017, , Pages 61-72


  Carbonate sequences of the Shotori Formations (Middle Triassic) with a thickness of 308 m, were deposited in the Kalmard region of the Tabas city in Central Iran basin. The lower contact of the formation gradually and conformably overlies the Sorkhshale Formation and upper contact is faulted. The Shotori ...  Read More

Lower Permian Fusulinids Biostratigraphy in Chili Formation (Member of Khan Group) in the Kalmard Area, Eastern Central Iran (Rahdar Section)

H. Yarahmadzahi; M. N. Gorgij; S. A. Aghanabati; A. Saeidi

Volume 22, Issue 87 , December 2013, , Pages 75-82


  The studied section is located west of Tabas (Rahdar Mountion) in the Kalmard Block. The newly named Chili formation, as the first rock unit of the Khan group consist mainly of arenacous limestone, limestone and dolomite and has disconformity contact with underlying lower carboniferous deposits (Padeh ...  Read More

Calcareous Nannofossils Biostratigraphy of the Upper Part of Gurpi Formation- Lower Part of Pabdeh Formation (Purple shale) at the North-East of Gurpi Anticline

Mohammad Parandavar; A Mahanipur; S. A Aghanabati; S. A. Hoseini

Volume 23, Issue 89 , December 2013, , Pages 187-198


   In this study the upper part of Gurpi Formation and the lower part of Pabdeh Formation have been investigated with regard to the calcareous nannofossils. The thinkness of the studied section is about 127 meter and it consists of Marls, gray-green shales and purple shales. 50 genus and 101 species ...  Read More

Correlation between Campanian – Maastrichtian Deposit in Kopeh-Dagh and Central Iran Basins

L. Bakhshandeh; A. Aghanabati; T. Mohtat

Volume 17, Issue 65 , March 2007, , Pages 26-35


  The first studied Abtalkh Formation with Campanian – Maastrichtian age is well exposed in Kopeh Dagh area (Mozduran section). This formation conformably underlain carbonates of Abderaz Formation and overlain by Neyzar sandeston Formation, both formations have a gradual contact. The second studied ...  Read More

Study of Planktonic Foraminifera and Biozonation in Abderaz Formation

L. Bakhshandeh; A. Aghanabati; F. Keshani; T. Mohtat

Volume 16, Issue 64 , March 2007, , Pages 126-135


       To revise the Abderaz Formation in Koppeh-Dagh basin, its type section was studied considering stratigraphical properties. The main lithology of Abderaz Formation includes gray to blue shale with a thickness of 286.86 meters. This Formation has an attitude of N 45˚ W and 80˚ ...  Read More