Volume 33 (2023)
Issue 4
Vol. 33, Issue 3, Serial No. 130, Winter 2023
Issue 3
Vol. 33,, Issue.3, Serial No. 129, Autumn 2023
Issue 2
Vol. 33,, Issue.2, Serial No. 128, Summer 2023
Issue 1
Vol. 33,, Issue.1, Serial No. 127, Spring 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)
Original Research Paper Economic Geology
Investigation of iron occurrence by geophysics, geochemistry, and tectonic setting of granitoids of the East of Kuh-e Dom, Central Iran

Shiva Farangi; Zahra Alaminia; Mohammad Vahedi; Hamzeh Sadeghisorkhani

Volume 33, Issue 2 , June 2023, Pages 1-24

https://doi.org/10.22071/gsj.2023.361759.2032

Abstract
  The studied area is located in N-Sonqor and in the Sanandaj-Sirjan zone. Field relationships and petrographic evidence show that volcanic rocks of the north of Bashirabad comprise of trachydacite to trachyandesite (and altered basaltic trachyandesite) and in the south of this area, it consists of andesite ...  Read More

Original Research Paper Economic Geology
Origin and physicochemical nature of the ore-forming fluids of the Fathabad Cu deposit, SE Torbat-e-Heydarieh, Khorasan Razavi

Hanieh Kiaei; Ahmad Kazemi-Mehrnia; Hamid Samari; Peyman Afzal; Nazanin Zaheri-Abdehvand

Volume 33, Issue 2 , June 2023, Pages 25-42

https://doi.org/10.22071/gsj.2022.346123.2004

Abstract
  The Fatehabad Cu deposit is located in the Khorasan Razavi province, 35 km SE of the Torbat-e Heydariyeh and in the Khaf-Kashmar-Bardaskan metal belt. The vein and veinlet mineralization consist of chalcopyrite, pyrite, magnetite, chalcocite, bornite, covellite, malachite and iron oxides associated with ...  Read More

Original Research Paper Economic Geology
Geochemical aspects of alteration system in the Kamar-Gov district, western Alborz-Azerbaijan magmatic belt, north-west of Iran

Robabeh Masoomi; Yousef Rahimsouri; Hemayat Jamali; Ali Abedini

Volume 33, Issue 2 , June 2023, Pages 43-66

https://doi.org/10.22071/gsj.2023.355165.2023

Abstract
  The aim of this research is the geochemical study of the major and trace elements of the alteration systems in the Kamar-Gov district (south of Hashtjin, Ardabil province). The rock units of  the studied area include volcanic rocks with the composition of basaltic-trachy andesite to rhyolite and ...  Read More

Original Research Paper Petrology
The Geology and petrology of volcanic rocks and a plagiogranite intrusive body in the Zaghdareh area, Esfandagheh-Faryab ophiolitic complex, southeast Iran

Seyed Mohsen Kashfi; Saeed Alirezaei; Mohammad Reza Hosseini; Iraj Rasa

Volume 33, Issue 2 , June 2023, Pages 67-92

https://doi.org/10.22071/gsj.2022.355828.2024

Abstract
  The Zaghdareh area in the Esfandagheh-Faryab ophiolitic complex, southern Sanandaj-Sirjan belt, embraces extensive outcrops of mafic-intermediate lava flows and a felsic intrusive body. The volcanic rocks are calc-alkaline to tholeiitic, metaluminous, and distinguished by depletions in light rare earth ...  Read More

Original Research Paper Petrology
Geochemistry and modeling of volcanic rocks in the Bashirabad area, N-Sonqor (Kermanshah Province)

Ashraf Torkian; Sara Damchin-Mashak; Zohreh Yarali; Maryam Souri

Volume 33, Issue 2 , June 2023, Pages 93-110

https://doi.org/10.22071/gsj.2023.356559.2026

Abstract
  The studied area is located in N-Sonqor and in the Sanandaj-Sirjan zone. Field relationships and petrographic evidence show that volcanic rocks of the north of Bashirabad comprise of trachydacite to trachyandesite (and altered basaltic trachyandesite) and in the south of this area, it consists of andesite ...  Read More

Original Research Paper Petrology
Petrographical and geochemical evidences of magma mixing in the Chahargonbad granitoid rocks, southwest of Kerman

Abdolhamid Ansari

Volume 33, Issue 2 , June 2023, Pages 111-134

https://doi.org/10.22071/gsj.2022.334175.1987

Abstract
  The Chahargonbad batholite is located  close to Sirjan and southeast of Urumieh-Dokhtar magmatic zone. The batholite's composition is acidic to intermediate that is intruded into the Eocene volcanic rocks. Although the main volume of these rocks consisted of granodiorite and monzogranite, this mass ...  Read More

Original Research Paper Petrology
Mineralogy and geochemistry of clinopyroxene in peridotites of Nehbandan ophiolitic complex, eastern Iran

Hamid Karimzadeh; Mohammad Rahgoshay; Iman Monsef

Volume 33, Issue 2 , June 2023, Pages 135-154

https://doi.org/10.22071/gsj.2023.360594.2030

Abstract
  The petrographical examination of peridotites of the Nehbandan ophiolitic complex revealed that the peridotites of Kalateh Shahpouri, Qadamgah, Lah-Kouh, Cheshmeh anjir, Bandan, and Zolfaghari were of harzburgite type and Sefid-Kouh and Nasfandeh-Kouh were of lherzolite type. Generally, the types of ...  Read More

Original Research Paper Petrology
Investigating the U-Pb zircon data according to the mineral chemistry, Boneh-shurow metamorphic complex, Saghand, Central Iran

Leila Maleki; Nematollah Rashid Nejad-e-Omran; Abdolrahim Houshmandzadeh; John Cottle

Volume 33, Issue 2 , June 2023, Pages 155-168

https://doi.org/10.22071/gsj.2022.352410.2016

Abstract
  In this article, metabasic and gneissic rocks of Gelmandeh and Zamanabad mountain (Boneh-Shurow complex, Saghand region) have been used for U-Pb dating. Analyses of zircon crystals yielded concordant U–Pb ages with weighted mean 206Pb/238U ages of 545.4 ±3.6 Ma (MSDW=1.7) for garnet amphibolite, ...  Read More

Original Research Paper Tectonics
Investigating the temporal multifractal pattern of the aftershock sequence of the 2017 Ezgeleh earthquake (Mw: 7.3)

Khatoun Pirdadi; Maryam Agh-Atabai; Attieh Eshaghi

Volume 33, Issue 2 , June 2023, Pages 169-182

https://doi.org/10.22071/gsj.2022.353646.2020

Abstract
  The 2017 Ezgeleh earthquake (Mw: 7.3), which occurred in the northwest of the Zagros, was followed by many aftershocks. The histogram of the monthly rate of aftershocks shows that, except for the first few months, the aftershock sequence did not follow the Omori law. Therefore, it is necessary to use ...  Read More

Original Research Paper Geological Environment and Engineering
Comparison of the efficiency of some machine learning models for mass movement susceptibility mapping (Case study: Chaharmahal and Bakhtiari province)

Sayed Naeim Emami; Saleh Yousefi

Volume 33, Issue 2 , June 2023, Pages 183-204

https://doi.org/10.22071/gsj.2022.345954.2003

Abstract
  Mass movements are among the most dangerous natural hazards in mountainous regions. The present study employs machine learning (ML) models for mass movement susceptibility mapping (MMSM) in Iran based on a comprehensive dataset of 864 mass movements which include debris flow, landslide, and rockfall ...  Read More

Original Research Paper Geological Environment and Engineering
Geomorphological settings of Iranian urban areas and some of the relevant restrictions and advantages

Ahmad Abbasnejad

Volume 33, Issue 2 , June 2023, Pages 205-222

https://doi.org/10.22071/gsj.2022.359402.2028

Abstract
  The purpose of this study is: to determine the geomorphological setting; to assess earthquake, flood, and subsidence hazards, as well as to evaluate the landscape of Iranian urban areas, based on geomorphological criteria. To access the aim, 210 cities, each one having more than 50,000 population, were ...  Read More

Original Research Paper Sedimentology
Application of geochemistry in determining the parent rock of terrigenous sediments: a case study from sediments of south and west of Urmia Lake

Mahmoud Sharafi; Mahdi Jafarzadeh; Aram Bayet-Goll; Razieh Lak

Volume 33, Issue 2 , June 2023, Pages 223-238

https://doi.org/10.22071/gsj.2022.336034.1989

Abstract
  The Urmia Lake, which is a tectonic depression in the northwest of Iran, has received a lot of eroded sediments of the geological records of the lake watershed. Because of the constant drought in the recent years, sediments have been subjected to the wind erosion and thus are an important source for ...  Read More

Original Research Paper Stratigraphy and Palaeontology
Lithostratigraphy and biostratigraphy of Wuchiapingian succession in the Qareh-Goz section (south of Julfa, northwest of Iran) based on brachiopods

Parisa Mohammadi; Abbas Ghaderi; Ali Reza Ashouri

Volume 33, Issue 2 , June 2023, Pages 239-258

https://doi.org/10.22071/gsj.2022.366479.2036

Abstract
  The Julfa region in East Azerbaijan Province exhibits one of the best continuous marine sedimentary successions across the Permian to Triassic boundary. The present study is focused on the brachiopod contents of the Julfa beds in Qareh-Goz section (41.5 m thickness) in the south of Julfa. This study ...  Read More

Original Research Paper Stratigraphy and Palaeontology
Palynostratigraphy and palaeoecology of the Dalichai Formation at the Yonjehzar stratigraphic section, northeastern Tehran, central Alborz

Fereshteh Sajjadi; Firoozeh Hashemi Yazdi; Hossein Hashemi

Volume 33, Issue 2 , June 2023, Pages 259-282

https://doi.org/10.22071/gsj.2023.350092.2013

Abstract
  Reasonably diverse and very well-preserved palynomorphs including miospores, dinoflagellate cysts, foraminiferal test linings, acritarchs (sensu lato) and fungal spores occur in the Dalichai Formation, Yonjehzar, northeastern Tehran, central Alborz. The assemblages embrace 40 species of spores (assigned ...  Read More

Original Research Paper Stratigraphy and Palaeontology
Fusulinids biostratigraphy of Zaladou formation (Gzhelian-Asselian) from Central Iran (Ozbak Kuh), Shishtu section

Ali Jalali; Hamed Yarahmadzahi; Mehran Arian; Abdollah Saidi; Seyed Mohsen Aleali

Volume 33, Issue 2 , June 2023, Pages 283-298

https://doi.org/10.22071/gsj.2022.341732.1998

Abstract
  The Shishtou section is located in the north of Tabas Ghezelin and Asselian sequences of Zaladou formation with 60 m thickness are divided into five units, includes sandstone, limestone, shale, sandy limestone and limestone. The lower boundary of the Gzhelian deposits with disconformity on top of the ...  Read More

Original Research Paper Stratigraphy and Palaeontology
Assessment of Miocene vertebrate biodiversity of Zagros: new findings of vertebrate footprints from the Agha Jari Formation, east Gotvand, Khuzestan province, southwest Iran

Abdolvahab Kazemi; Nasrollah Abbassi

Volume 33, Issue 2 , June 2023, Pages 299-318

https://doi.org/10.22071/gsj.2022.360094.2029

Abstract
  Agha Jari Formation (Miocene-Pliocene, 788 m) comprises alternations of sandstone, siltstone, and marl in red to brown color layers in the east Gotvand, north Khuzestan province, southwest Iran. Numerous vertebrate footprints have been found in the middle part of the Formation, which includes footprints ...  Read More