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 and Palaeontology
Lithostratigraphy and Biostratigraphy of the ammonites from the Upper Chaman Bid Formation (Tithonian) at the type locality (NE Iran, Koppeh Dagh)

Tayaebe Sarbandi Farahani; Mehdi Yazdi; Mahmoud Reza Majidifard

Volume 30, Issue 118 , January 2021, , Pages 95-108


  The present study deals with the ammonites from the upper part of the Chaman Bid Formation, member 4 (Middle-Upper Jurassic) at the type locality. Lithostratigraphicall, it is consites alternation of limestone and marls.Following ammonite families are present: Perispinctidae, Ataxioceratidae, Haploceratidae, ...  Read More

Stratigraphy and Palaeontology
Lithostratigraphy, Microbiostratigraph and Sedimentary environment of Jahrum Formation in northwest of Shiraz (Chellehgah Sepidan)

Mahnaz Parvaneh Nejad Shirazi; M. Seddighi; P. Balicheh khorram abadi

Volume 29, Issue 116 , August 2020, , Pages 229-238


  This study deals with lithostratigraphy, biostratigraphy, microfacies analysis, and depositional setting of the Jahrum Formation in Chellehgah Sepidan section, NW Shiraz. Vertical changes in lithological characteristics led to recognition of 15 lithotypes. The Jahrum Formation, in this area, rests conformably ...  Read More

Stratigraphy and Palaeontology
Biostratigraphy and litho stratigraphy of Late Cretaceous sequences in Maracan Section , North of Khoy, North west of Iran

Mahin mohamadi; R. Shabanian; H. M. Alizadeh

Volume 29, Issue 114 , December 2019, , Pages 51-60


  This research has aimed to study the biostrtigraphy and lithostratigraphy of late cretaceous deposits  in south of Maracan village , with 320 m thickness.This sequence overlaid the lower cretaceous deposits and have been covered  by Quaternary sedimentary and magmatic rocks. Based on field ...  Read More

Stratigraphy and Palaeontology
Investigation of Lithostratigraphic and Biostratigraphic of the sarvak formation at type section

kiana kiarostami; Darioush Baghbani; Seyed Mohsen Aleali; Seyed Ali Aghanabati; Mohammad Parandavar

Volume 29, Issue 113 , November 2019, , Pages 155-164


  Lithostratigraphy and biostratigraphy studies on the Sarvak Formation in type section (Tang- e Sarvak, Northwest of Behbahan) show that this Formation has 710 meter thicknesses that divided in to four lithostratigraphic units. The Sarvak Formation in type section rests on the Kazhdumi Formation conformably ...  Read More

Lithostratigraphy and biostratigraphy of the Pabdeh Formation at Chahardeh village section (Izeh zone, Khuzestan province)

N. Hadavandkhani; A. Sadeghi; M. H. Adabi; A. R. Tahmasbi

Volume 27, Issue 107 , June 2018, , Pages 137-150


  The Pabdeh Formation with a thickness of 797.2 m. and 4 lithological units (purple shale (144.25 m.), lower limestone and marl (221.75 m.), limestone (73.5 m.) and upper limestone and marl (357.7 m.) is stretched at Chahardeh village stratigraphic section in Izeh zone.. Biostratigraphic studies led to ...  Read More

Lithostratigraphy and Biostratigraphy of the Middle Part of the Shemshak Group at GolbiniSection Based on Ammonites, NE Jajarm, Eastern Alborz

Z Kiadaliri; M.R Majidifard

Volume 24, Issue 94 , March 2015, , Pages 91-100


  The Lower- Middle Jurassic strata are well developed in northeast of Jajarm (E Alborz). At the study section, the Shemshak Group has a maximum thickness of 585 m, consisting of grey silty sandstones and light- green siltstones with brown sandstones, subdivided into 3 formations ofAlasht, Shirindasht ...  Read More

Lithostratigraphy and Biostratigraphy of the Surgah formation in East of Khoramabad

S Azadbakht; M.R Majidifard; S.A Babazadeh

Volume 23, Issue 92 , September 2014, , Pages 219-226


  In this study, the Surgah formation is identified and introduced for the first time in the east of Khoram-Abad. This formation in the east of Khoram-Abad consists of up to 260 meters light grey, thin to thick –bedded limestone with intercalation of shaly-limestone and a Turonian to Santonian age. ...  Read More

Biostratigraphy and Lithostratigraphy of the Middle and Late Jurassic Rocks West of Binalud Range Northwest of Neyshabour, Northeast Iran

F. Dabbaghi Sadr; K. Seyed-Emami; M. Majidi Fard

Volume 22, Issue 85 , December 2013, , Pages 35-46


  Upper Jurassic rocks are well developed at the western part of the Binalud Range (northeast Iran). These consist mainly of limestone, marlstone and marl with few intercalations of sandstone and conglomerate. The thickness of this succession in the study section (Bormahan, northwest of Neyshabour) ...  Read More

Lithostratigraphy and Biostratigraphy of the Dalichai Formation at Talu (Northeast Damghan, Alborz) based on Ammonoids

K. Seyed Emami; N. Behfar; M. R. Majidifard; A. Behfar

Volume 21, Issue 82 , December 2011, , Pages 39-52


  Middle Jurassic strata are well developed northeast of Damghan (E Alborz). At the study section the Dalichai Formation has a maximum thickness of 156 m, consisting of an alternation of bluish-grey limestones and marls, being subdivided into 4 members. The lower boundary with the siliciclastics of the ...  Read More

Biostratigraphy of the Middle - Late Jurassic Rocks, West of Binalud Range (Baghi) Northwest of Neyshabour

A. R. Ashouri; M. R. Majidifard; M. Vahidinia; A. Raoufian

Volume 20, Issue 80 , January 2011, , Pages 3-14


  A thick succession of Middle – Late Jurassic rocks in the western part of BinaludRange has been studied. This succession consists mainly of limestone, marly limestone and marl. The thickness of the succession in the study section (Baghi, north of Neyshabour) is 709 meters and is subdivided into ...  Read More

Lithostratigraphy and Biostratigraphy of the Dalichai Formation (Middle Jurassic) in Parvar Area, North of Semnan, Central Alborz

M. Shams; K. Seyed-Emami

Volume 19, Issue 75 , January 2010, , Pages 89-94


  The Dalichai Formation and its ammonite fauna is studied for the first time in the Parvar area, Central Alborz. At Parvar the Dalichai Formation, with a thickness of about 70 m, consist of an alternation of grayish silty marls, marlstones, marly limestone and limestone and is subdivided into 5 members. ...  Read More