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
Paleogeography and biostratigraphy of Dalichai Formation in North of Damghan (Ahavanu section), based on palynomorphs and foraminifera

elahe zarei

Volume 32, Issue 2 , July 2022, , Pages 1-12

https://doi.org/10.22071/gsj.2021.283800.1902

Abstract
  The Dalichai Formation in Ahvanu section in the north of Damghan city with a thickness of 78 meters consisting of an alternation of bluish-gray marls and limestone, was studied. Based on the presence and stratigraphic distribution of miospore, Klukisporites variegatus and Callialasporites dampieri of ...  Read More

Stratigraphy and Palaeontology
Biostratigraphy and Litostratigaphy of Qom Formation deposits in the Navab anticlinal section (southeast of Kashan)

Zeinab Manouchehri; Tayebeh Mohtat; Seyed Ali Aghanabati; Morteza Khalatbari Jafari; Fatemeh Vakil Baghmisheh

Volume 31, Issue 3 , December 2021, , Pages 145-156

https://doi.org/10.22071/gsj.2021.304844.1934

Abstract
  The sediments are generally limestone and marl. The lower boundary with the loer red Formation is disconfomity and the upper boundary with the equivalent formatin of Bakhtiari Firmation is paraconformity. The total number of fossils found in this section is 69 species, 72 genera and 46 families. These ...  Read More

Stratigraphy and Palaeontology
Biozonation and paleobathymetry of the Gurpi Formation in the Dasht-e Arjan section , Zagros area , based on foraminifera

Arash shabanpour Haghighie; Lida Bakhshandeh; Tayebeh Mohtat; Masood Zamanipedram; Seyed hamid Vaziri

Volume 31, Issue 1 , June 2021, , Pages 209-220

https://doi.org/10.22071/gsj.2018.104795.1311

Abstract
  In this research the Gurpi Formation in the Zagros Basin outcropping in the Dasht-e Arjan section, Shiraz province ,for the purpose of biozonational and Paleobathymetric studies were investigated. The thickness of these sediments is about 130 m and consists of Limestones and Shales.To determine the palaeobathymetry ...  Read More

Stratigraphy and Palaeontology
First record of Middle and Late Jurassic of benthic foraminifera from Estern Alborz (Goznawwi section) and Koppeh Dagh (Chaman Bid section)

Tayebe Sarbandi Farahani; Mehdi Yazdi; Mahmoud Reza Majidifard

Volume 29, Issue 115 , June 2020, , Pages 301-312

https://doi.org/10.22071/gsj.2019.121419.1427

Abstract
  This paper focused on the systematic of the benthic foraminifera from the Chaman Bid and Goznawwi sections. At the type locality of the Chaman Bid Formation, consists of alternation of limestone (grainstone to wackstone), argilasious limestone and marl. The age of tha Chaman Bid Formation based on ammonite ...  Read More

Paleoclimate changes recorded in Gurpi Formation in south of Ilam based on Playnomorphs and Foraminifera

E. Zarei; E. Ghasemi-Nejad; A. Dehbozorgi

Volume 27, Issue 105 , December 2017, , Pages 245-252

https://doi.org/10.22071/gsj.2017.53956

Abstract
  The Gurpi Formation was studied from different aspects at two sections, Farhadabad and Kavar, in southwest and southeast of Ilam where it is composed of 205 m and 158 m of grey to blue marl and shale beds and occasionally thin beds of argillaceous limestones with two formal members of Seymareh (Lopha) ...  Read More

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

https://doi.org/10.22071/gsj.2017.50303

Abstract
  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

Upper Triassic foraminifera from Howz-e Khan member of Nayband Formation in central Iran (South of Naybandan)

B Saberzadeh; K Rashidi; M Vahidinia

Volume 25, Issue 98 , March 2016, , Pages 283-300

https://doi.org/10.22071/gsj.2016.41229

Abstract
  This paper describes systematic of the foraminifera from Howz-e Khan Member of Nayband Formation in 25km south of the type locality which are exposed in northwest of the Dig-e Rostam area about 300km north of Kerman city and is composed of medium to thick bedded fine-grained limestones containing sponges, ...  Read More

Litho-Biostratigraphy of Permian and Lower Teriassic Deposits in the Sibestan Section (Northwest Of Tehran)

N Haghighat; P Mansuri

Volume 24, Issue 95 , June 2015, , Pages 45-54

https://doi.org/10.22071/gsj.2015.42256

Abstract
  The Permian deposits in the Sibestan section located at 65 km. northwest of Tehran and consist of 3 formal Formations. In order from lower to upper: 1- Dorud Fm. consisting of 205 meters of siliciclastic deposits of early Permian age and according to the lithostratigraphy facies is divided into 10 rock ...  Read More

Definition of Carboniferous Deposits in the Stratigraphic Khames Section, Northeast of Khalkhal Based on Foraminifera

R Shabanian; N Ghanizadeh; M Mohammadi; N Roohi

Volume 24, Issue 95 , June 2015, , Pages 77-84

https://doi.org/10.22071/gsj.2015.42261

Abstract
  In this study, 60 samples have been studied from Carboniferous deposits of Khames stratigraphical section, 10 Km southeast of Khalkhal. The marine sequence of Khames stratigraphical section is about 163.5 m. thick and consists of gray to black Limestone and dolomitic limestone. The lower boundary of ...  Read More

Palaeobathymetry of the Sarvak Formation in Well AZ 354 of Ahwaz Oil Field based on Foraminifera

M.H Kazemzadeh; E Ghasemi-Nejad; H Vaziri-Moghaddam

Volume 24, Issue 94 , March 2015, , Pages 81-90

https://doi.org/10.22071/gsj.2015.42585

Abstract
  The Sarvak Formation in Well AZ 354 of Ahwaz Oil Field attains a thickness of 1712 meters and contains creamy to white and occasionally gray limestone. The recorded foraminifera indicate upper Albian to lower Turonian age for this formation. In order to study paleobathymetry and sea level changes during ...  Read More

Introduction of Early Carboniferous Illanqarah Formation Foraminifera from Illanlu Stratigraphical Section, North Qarahzia’odin, North West of Iran

R Shabanian; N Ghanizadeh

Volume 23, Issue 92 , September 2014, , Pages 39-47

https://doi.org/10.22071/gsj.2014.43650

Abstract
  The Illanqareh Formation consists of sandstone, shale, dolomite, extrusive igneous rocks, and limestone. This Formation is about 400 m thick and crops out in the west of Illanlu village, south of the Aras dam, north of the West Azarbaijan province. The clastic deposits of the Illanqareh formation attributed ...  Read More

Introduction and Distribution of the Hyaline Foraminifera in Persian Gulf Coastal Sediments (from Bandar-e Lengeh to Bushehr)

M Sohrabi Mollayousefi; M Sahba

Volume 23, Issue 91 , June 2014, , Pages 89-95

https://doi.org/10.22071/gsj.2014.43778

Abstract
  The study area includes a part of the northern strip of Persian Gulf coast, a distance of approximately 650 kilometers. The Persian Gulf is a marginal, semi-closed, and shallow sea with salty and warm water. It has a circular flow in a clockwise direction along the coast of Iran, caused by the high range ...  Read More

Microbiostratigraphy of the Aitamir Formation in North West of Kopeh Dagh Basin (Maraveh Tappeh Section)

M. Motamedalshariati; A. Sadeghi; H. Vaziri Moghadam; R. Moussavi Harami

Volume 22, Issue 85 , December 2013, , Pages 225-236

https://doi.org/10.22071/gsj.2012.54045

Abstract
  A stratigraphic section in west of Maraveh Tappeh town has been selected and measured in order to study the Aitamir Formation in north west of Kopeh Dagh. The Aitamir Formation with 1070 m thickness, consists of sandstone in the lower part and shale and marl in the upper part. The lower and upper boundaries ...  Read More

Biostratigraphy of Oligocene and Lower Miocene Sediments (Pabdeh, Asmari, Gachsaran and Mishan Formations) on the basis of Foraminifera in Southwest Jahrum, Interior Fars

J. Daneshian; D, Baghbani; S.A. Aghanabati; N. Norouzi

Volume 21, Issue 83 , December 2012, , Pages 157-166

https://doi.org/10.22071/gsj.2012.54538

Abstract
  Oligocene-Lower Miocene sediments at Nareh section, situated in SW Jahrum consists of limestone, argillaceous limestone, marl and evaporatic sediments with a rich association of planktonic and benthonic foraminifera. In lower part of this succession, the Pabdeh sediments with a thickness of 115m is composed ...  Read More

Palaeobathymetry of the Ziarat-Kola Section at the Upper Maastrichtian, Central Alborz, through Planktonic and Benthic Foraminifera

M. Asgharian Rostami; E. Ghasemi-Nejad; M. Shafiee Ardestani

Volume 20, Issue 78 , December 2011, , Pages 27-34

https://doi.org/10.22071/gsj.2010.54585

Abstract
  At this research are studied late cretaceous sediments at Ziarat-kola section, Central Alborz, in order to Palaeobathymetry and sea level change. These sediments are with about 200m thickness consist of monotonous Marl and limy marl. Based on Planktonic foraminifera gain Upper Maastrichtian stage (Abathomphalus ...  Read More

Foraminiferal Biostratigraphy of the Gurpi and Ilam Formations in East of Kangan Port and Ivan well in Persian Gulf

J. Daneshian; D. Baghbani; Kh. Khosrow- Tehrani; L. Fazli

Volume 19, Issue 74 , February 2010, , Pages 157-162

https://doi.org/10.22071/gsj.2010.57348

Abstract
  In this study, foraminifera of the Ilam and Gurpi Formations, from Kuh-e- Assaluyeh section in east Kangan port in Boushehr province and Ivan well in Persian Gulf are investigated. Ilam Formation in Kuh-e-Assaluyeh section with 30 meter thickness and Ivan well with 68 meter thickness composed of limestone ...  Read More

Biostratigraphy & Paleoenviroment of the Qom Formation in Northeast of Mahneshan

J. Daneshian; M. Shahrabi; M. Akhlaghi

Volume 19, Issue 76 , January 2010, , Pages 45-50

https://doi.org/10.22071/gsj.2010.55643

Abstract
  75 samples of the Qom Formation in Andabad, northeast Mahneshan, were investigated. The Qom Formation in the examined section with a thickness of 301m, mainly consists of limestone and marl, and disconformably overlies the Lower Red Formation and lies under the sediments of the Upper Red Formation. A ...  Read More

Biostratigraphy of Surmaq and Julfa Formations Harzand Village Stratigraphic Section (North of Marand) Based on Foraminifera

R. Shabanian; M. Parvanehne-Nezhad Shirazi; F. Javadinia

Volume 20, Issue 77 , January 2010, , Pages 141-150

https://doi.org/10.22071/gsj.2010.55364

Abstract
  The detailed stratigraphical and lithological analysis of the Permian sequence in north Marand, NW of Iran at Harzand village has been studied . At this locating the Permian sequence consist of Dorud (82 m..)  Surmaq (258 m..) and Julfa (108 m.) formations respectively. The main lithology consist ...  Read More

Stratigraphy and Micropaleontology of the Permian Rocks in NW Iran

R. Shabanian; Kh. Khosrow ‏Tehrani; I. Momeni

Volume 16, Issue 63 , March 2007, , Pages 98-109

https://doi.org/10.22071/gsj.2008.58449

Abstract
  Various stratigraphical sections of the Permian rocks in the northwest of Iran (Azerbaijan) shows that this sequence consists of Doroud, Ruteh, and Nesen formations in the southern flanks and Doroud, Surmaq , Julfa and Ali-Bashi formations in Zal and Illanlu sections. The analysis and study of forminifera ...  Read More