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)
Tectonics
Tectono-sedimentary basins around Paleotethys suture zone in NE Iran

mohammadreza sheikholeslami

Articles in Press, Corrected Proof, Available Online from 23 July 2023

https://doi.org/10.22071/gsj.2023.390324.2074

Abstract
  Ten tectono- sedimentary basins have been identified around the Paleotethys suture zone in NE Iran. These basins have been developed from the Lower Paleozoic to recent time in response to relative movements of the of Eurasia and Gondwana supercontinents. The recognized basins from ancient to modern are: ...  Read More

Tectonics
Introduceing and investigating of structures related to mechanical stratigraphy, Basement faulting and the growth of folds Fars folded region (case study: Takhteh, Nahreh and Kuh– e– Lar anticlines)

Zahra Tavazo; Ebrahim Gholami; Hossien motamedi; Bahman soleimany

Articles in Press, Corrected Proof, Available Online from 02 September 2023

https://doi.org/10.22071/gsj.2023.378331.2044

Abstract
  : Numerous mechanisms are active during folding in folded-thrust belts, such as the role of salt movement, the role of multiple detachments in sedimentary cover, interference between different phases of deformation, and the role of basement during folding. In this research, such structures have been ...  Read More

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

Tectonics
Investigating the stress regime in the Gorgan-plain, using inversion of earthquake focal mechanism solutions

Fereshteh Jafari-Hajati; Maryam Agh-Atabai; Majid Nemati; Ali Biglari-Fadafan

Volume 33, Issue 1 , February 2023, , Pages 69-86

https://doi.org/10.22071/gsj.2022.350314.2012

Abstract
  In this research, to understand the present-day tectonic situation of Gorgan-plain in the east of the South Caspian basin, the tectonic stress regime of this area and its adjacent areas was estimated using the inversion of the data of the earthquake focal mechanisms. For this aim, in addition to analyzing ...  Read More

Tectonics
Orogenic and epeirogenic events in Iran

Mohammad R. Ghassemi; Ali Aghanabti; Abdollah Saeidi

Volume 33, Issue 1 , February 2023, , Pages 87-106

https://doi.org/10.22071/gsj.2022.324032.1970

Abstract
  Correlation of the orogenic and epeirogenic events in Iran with the events that have been identified in different parts of the world and in different tectonic environments, has caused some confusion in the Iranian geological literature. After a brief review of the nature of known orogenic processes in ...  Read More

Tectonics
Effect of deep and surface thrust faults on structural geometry of the Ghalajeh anticline, Lurestan, West Zagros

Reza Alipoor; Ali Jahangiri; Zahra Ghasemi

Volume 32, Issue 4 , December 2022, , Pages 221-234

https://doi.org/10.22071/gsj.2022.317171.1961

Abstract
  The Ghalajeh anticline with about 60 km length and NW-SE trend is located in Lurestan sub-zone and the Zagros fold and thrust belt. Geometry and kinematic of the folds of this zone are controlled by thrust faults and detachment levels. In this research, geometry and deformational style analysis of the ...  Read More

Tectonics
The Geometric, Kinematics and Deformation stage analysis of Fariman complex, NE Iran

Mojtaba Ershadinia; Farzin Ghaemi; Massoud Homam

Volume 32, Issue 4 , December 2022, , Pages 235-244

https://doi.org/10.22071/gsj.2022.320834.1964

Abstract
  The Fariman complex is located in the northeast of Iran and southeast of Mashhad, contains a variety of rocks from the Permian to the present era that have undergone several stages of deformation. In this paper, the structural geometry of faults and folds of the region is analyzed and based on it, the ...  Read More

Tectonics
Polyphase deformation in Bajgan metamorphic complex, southeastern Sanandaj-Sirjan termination zone

Mohammad Reza Sheikholeslami

Volume 32, Issue 4 , December 2022, , Pages 245-258

https://doi.org/10.22071/gsj.2022.329408.1982

Abstract
  Bajgan metamorphic complex is located at the southeastern termination of the Sanandaj-Sirjan zone in north of Makran. The metamorphic rocks, having igneous and sedimentary origins, are in tectonic contact with ophiolite assemblages and colored mélange. The rocks can be divided in four units based ...  Read More

Tectonics
Faghan fault system, constrain on the late Cenozoic kinematics of the Northern Lut Block, Central Iran

Mohammad Reza Mazinani; Ali Yassaghi; Reza Nozaem

Volume 32, Issue 3 , September 2022, , Pages 103-118

https://doi.org/10.22071/gsj.2021.287830.1910

Abstract
  The E-W trending Faghan fault system with >180 km in length located in the northern part of the Lut Block and south of the Dorouneh Fault in central Iran. The fault cut through basement rocks and all other younger units from Cambrian to Cenozoic. Kinematic and dynamic analyses of the Faghan fault ...  Read More

Tectonics
Paleostress Analysis in North Makran Ophiolite Mélange, Southeast of Iran

Azizollah Tajvar; mohammadmahdi Khatib; mohammadhosein Zarrinkoub

Volume 32, Issue 1 , March 2022, , Pages 1-14

https://doi.org/10.22071/gsj.2021.233540.1796

Abstract
  The north Makran ophiolite mélange, is located on the northern part of Makran accretionary wedge, southeast of Iran. In this study, we investigate geometry and kinematic properties of structural elements, and analyze the deformation style of the north Makran ophiolite mélange. Based on ...  Read More

Tectonics
Structure-thermal evolution and erosion pattern in Central Zagros

Esmail Farahzadi; Seyed Ahmad Alavi; Mohammad Reza Ghassemi; Shahram Sherkati

Volume 32, Issue 1 , March 2022, , Pages 57-72

https://doi.org/10.22071/gsj.2021.269573.1880

Abstract
  AbstractUnderstanding the history of uplift and folding in an area helps inferring the history of hydrocarbon genesis,‌migration ‌and‌ trapping and reducing exploratory drilling risks.‌Thermal model along with structural cross sections help understanding of this history and future plannings for ...  Read More

Tectonics
Analysis of deformation models based on sigmoidal vein arrays in the Bahlgerd shear zone

MohammadAmir Alimi

Volume 32, Issue 1 , March 2022, , Pages 89-102

https://doi.org/10.22071/gsj.2021.277344.1895

Abstract
  The Bahlgerd shear zone in the northern margin of Bagheran Mountain is separated Eocene flysch from the Cretaceous ophiolite sequence and Quaternary sediments by southern Birjand and Bahlgerd faults. In the deformation evaluation , sigmoidal array arrays located in sandstone units have been used as strain ...  Read More

Tectonics
Surface temperature pattern analysis of Gach and Siah Tagh salt domes using remote sensing methods, Zagros area

babak Samani; Sajad Zareie; Atefeh Ghanbari

Volume 32, Issue 1 , March 2022, , Pages 137-148

https://doi.org/10.22071/gsj.2021.258561.1860

Abstract
  Split-window algorithm is the effective method for determination of land surface temperature. The results of temperature pattern show that the Gach salt dome has a higher temperature than the Siah Tagh salt dome. From a structural point of veiw, the higher temperature of the Gach salt dome can be related ...  Read More

Tectonics
Estimated amount of shortening in Zagros crushed zone and crushed area based on transverse cutting equilibrium

Rojan Hemati; Manouchehr Ghorashi; Ali Solgi; Abdollah Saidi

Volume 31, Issue 3 , December 2021, , Pages 9-16

https://doi.org/10.22071/gsj.2019.97421.1249

Abstract
  The Zagros suture zone is one of Key regions. Continent - Continent collision between Arabian plate and Iranian Block. This region is coincided by High Zagros and Zagros Simply Fold Zones in Western side and in other side is the Sanandaj- Sirjan Zone. The region of this research in situated in Northern ...  Read More

Tectonics
Structural study of Strait of Hormuz by using of 3D seismic data

Nayyer Bayeste Hasti; Hosein Motamedi; Mahmoud Almasian

Volume 31, Issue 3 , December 2021, , Pages 73-82

https://doi.org/10.22071/gsj.2021.242534.1828

Abstract
  This study has focused on the result of seismic data. The first stage of basin formation is the opening of Neo- Tethys Sea which is Simultaneous with Dashtak, Kangan and Khaneh kat Formation and after that on the early to middle Triassic sediments an unconformity that can be named as an expansion of ...  Read More

Tectonics
Low temperature Thermochronometry and Structural constrains on evolution pattern of the Bozgoosh and Chehel-Nour Mountains intersection, NW Iran

Ebrahim Gholami; Asghar Ahmadi; mohammadmahdi Khatib; Saeed Madanipour

Volume 31, Issue 4 , December 2021, , Pages 123-138

https://doi.org/10.22071/gsj.2021.257804.1864

Abstract
  Located at the Arabia-Eurasia collision zone, the E-W trending Bozgoosh Mountain aligned perpendicularly to N-S trending Chehel-Nour Mountain in the northwest of the Iranian Plateau. There is not any thermochronometry study has been performed to determine the initial time of their uplift and exhumation. ...  Read More

Tectonics
Physical modeling of block rotation and the role of ductile sediments in the structural evolution of Kopeh Dagh and Zagros

Marzieh Rostami; Morteza Talebian; Abbas Bahroudi

Volume 31, Issue 3 , December 2021, , Pages 135-144

https://doi.org/10.22071/gsj.2021.112225.1357

Abstract
  Anticline axes in both orogenic belts of the Zagros and Kopeh Dagh are offset by NW-SE trending transvers faults. These faults are rotating anticlockwise due to their oblique orientation relative to maximum stress vector, causing shortening across the belt and elongation along the strike. The transverse ...  Read More

Tectonics
Strain analysis of the marbles from north Golpaygan metamorphic complex using Mohr circle

mohammadreza sheikholeslami; Shirin Elyasi; Mohamad Reza Ghasemi

Volume 31, Issue 2 , September 2021, , Pages 31-38

https://doi.org/10.22071/gsj.2020.203412.1709

Abstract
  The Mohr circle is a well-known method for two-dimensional strain analysis. Due to the formation of the boudins during two stages of the progressive deformation (D1 and D4) in cherty marbles, from north Golpaygan metamorphic complex, they have been analyzed for strain in two-dimension. This analysis ...  Read More

Sedimentology
Tectono-stratigraphy investigation of the Handun Salt Diapir (Bandar-Abbas Hinterland) Using Exposed Halokinetic Sequences

Parvaneh Faridi; Payman Rezaee; AliReza Piryaei; Mehdi Masoodi

Volume 31, Issue 2 , September 2021, , Pages 39-52

https://doi.org/10.22071/gsj.2020.231133.1794

Abstract
  Halokinetic Sequences are used for analyzing and connecting endogenous and exogenous influencing factors on the sedimentary sequences around the diapir. The most important effect of the diapir movement is the creation of different sedimentary spaces in the result of uplift and subsidence. So, the Handun ...  Read More

Tectonics
Morphotectonics and Slip rate of the Khazar fault in Central Alborz, (North of Iran)

Hamid Nazari; Jean-Francois Ritz; Ara Avagyan

Volume 31, Issue 2 , September 2021, , Pages 101-110

https://doi.org/10.22071/gsj.2021.259868.1863

Abstract
  The Alborz mountain range accommodates some of the convergence between Central Iran and Eurasia. At present, the kinematics of the range involves a strain partitioning mechanism, and is associated with clockwise rotation of the South Caspian Basin. left-lateral strike-slip faulting is present along the ...  Read More

Tectonics
Structural Analysis Sirri Oil Field, Using Seismic And Well Logging Data

shima afkhami; Ahmad Alavi; Mohammad Reza Yamini; Mohamad Reza Ghasemi

Volume 31, Issue 1 , June 2021, , Pages 111-120

https://doi.org/10.22071/gsj.2020.197278.1702

Abstract
  The main purpose of this study is to investigate and structureral analyzes of Sirri oil field by subsurface geophysical data. In order to Seismic interpretation from 3 seismic lines (LL3, LL4 and LL5) picked up by Iranian Offshore Oil Company and SIC-1 well Data was used. In addition to interpreting ...  Read More

Tectonics
Seismotectonics of the East Alborz and Kopeh- Dagh zones using local seismic network data

M. Kouhpeyma; M. Talebian; L. Chen; A. Ghods; M. Ghorashi

Volume 31, Issue 1 , June 2021, , Pages 199-208

https://doi.org/10.22071/gsj.2021.131130

Abstract
  The Kopeh Dagh and Binalud-Alla Dagh mountains are important structural elements located in the northeastern boundary of Arabia-Eurasia collision zone. Due to existence of large cities with a long history of civilization, there is a relatively rich body of data on historical seismicity in this area. ...  Read More

Tectonics
Geometry, Kinematic and dynamic analysis of Bamu fault zone in north of Shiraz, Zagros Folded Belt Zone

Ali Bandegani; Ali Yassaghi; Mohsen Eliassi

Volume 30, Issue 118 , January 2021, , Pages 215-224

https://doi.org/10.22071/gsj.2020.200068.1697

Abstract
  In this paper, the structural evolution of Bamu fault zone located in the Zagros folded belt zone is presented as an example of northeast-trending fault zone in the Zagros, using the kinematic and dynamic analysis of accompanied structures. Based on structural and paleostress analyzes two phases of shortening ...  Read More

Tectonics
Structural analysis of the South Nataz Region, evidence for interaction of the dextral transpression on earlier thrust faults in central Iran

Firouzeh Shavvakhi; Saeed Madanipour; Ebrahim Rastad

Volume 30, Issue 118 , January 2021, , Pages 255-268

https://doi.org/10.22071/gsj.2020.210876.1732

Abstract
  South Natanz Area is structurally located in the western part of the Central Iranian structural zone and central part of the Orumieh-Dokhtar magmatic belt at southwestern termination of the Qom-Zefreh Fault. Our structural data represents older generation of E-W to NW-SE thrust faults as Fasakhod Fault ...  Read More

Tectonics
Structural investigation of ductile deformation in metamorphic rocks around the Anarak- Central Iran

mohammad khalaj

Volume 30, Issue 117 , December 2020, , Pages 101-110

https://doi.org/10.22071/gsj.2020.207586.1727

Abstract
  Anarak metamorphic complex located east of Nain city. Based on geological, chronological and paleomagnetical data, the complex consists of different metamorphic units from different varity of source. This metamorphic complex also composed of ophiolitic bodies which crop out in the complex as thrust sheets. ...  Read More