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

mohammad khalaj

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


  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

The relation of Concentration radon gas in underground water with tectonic movements and Seismicity. Case Study: Jorjafk fault, Central Iran

Amir Shafiei bafti

Volume 30, Issue 117 , December 2020, , Pages 189-204


  Radon is a radioactive noble gas . The best places for accumulation of radon in groundwater would be geodynamic active areas,deep basement faults and fractures. This paper aims to investigate the relationship between the radon gas concentrations with the behaviors of active tectonic faults. Jorjafk fault ...  Read More

Structural and microstructural analyses of the deformation in the Faryadoun region, NE of the Zagros orogenic belt: Evidence for the occurrance of the sinistral shear

Mohammad Ali Ghanbarian; Ali Yassaghi

Volume 30, Issue 117 , December 2020, , Pages 243-252


  This research has presented the results of the structural and microstructural analyses of the Faryadoun region which is located in the NE of the Fars province. In this research, a new NW-striking belt has been introduced in the central part of Zagros hinterland and NE of the Sanandaj-Sirjan metamorphic ...  Read More

Accommodation of Shortening in the Eastern-Central Alborz Range (North of Damghan)

Zeynab Taslimi; Abdollah Saidi; Mehran Arian; A. Solgi; Manouchehr Ghoreshi

Volume 29, Issue 116 , August 2020, , Pages 93-98


  The Alborz Mountains has been separated the subsiding Caspian Basin from the foreland basin of Central Iran. This mountain range from east to northwest, has changed greatly in structural trend formed spirally. Two orogenic phases, Cimmerian and Alpine events caused more changing in sedimentary basin ...  Read More

The role of mechanical stratigraphy on folding geometry using subsurface data, A case study from the Aghajari and Pazanan anticlines (south Dezful embayment)

Mehdi Tavakoli Yaraki; Seyyed Ahmad Alavi; Mohammad Reza Ghassemi; Iraj Abdollahie fard

Volume 29, Issue 116 , August 2020, , Pages 213-228


  The significance of mechanical stratigraphy of rocks in kinematics of folds has long been of interest to structural geologists. Parameters such as sedimentary facies variations and thickness of incompetent layers play major role in activity of these layers as detachment horizons. The purpose of this ...  Read More

Balanced cross-section of Dulat-Abad-Neyshbur in Binalud region

Rojin Hamidi; mohamad reza ghassemi; mohammadreza sheikholeslami

Volume 29, Issue 115 , June 2020, , Pages 199-206


  Continuation of the compressional regime within the convergence zone between the Central Iran and Turan rigid blocks caused thrusting of old rock complexes over the recent sediments. As a result of multiple thrusts and folds, the area uplifted at the same time and the Binalud range have been shortened. ...  Read More

Recognition of Cenozoic stress field changes using brittle tectonic analysis in the Zagros simply folded belt (Shiraz Area)

Tahmoores Yousefi; Kouros Yazdjerdi; Manouchehr Ghorashi; Alireza Shahidi

Volume 29, Issue 115 , June 2020, , Pages 229-240


  The current form of the folded Zagros is the result of the oblique collision the Arabian and Iranian plates in Late Cenozoic. In this study, Cenozoic stress field changes in Zagros Simply folded belt and structural evolution after collision in Shiraz Area have been evaluated. The geological formations ...  Read More

Detection hidden fault Dorud (Southwestern Iran) region Silakhor plain using by studies geophysical

zahra kamali; hamid nazari; ahad fazeli; faramarz alah vardi migoni; mohamad ali shokri; firooz jafari; hossin iranshahi

Volume 29, Issue 115 , June 2020, , Pages 269-276


  The Dorud fault, as one of the most important seismic in segments of Zagros main recent fault, near the Arjng area it have northwest-southeast trend and continuity extended in Boroujerd area. Geophysical impressions in 5 profiles, and three resistivity, magnetometric and radionuclide parallel profile ...  Read More

New insight to magma emplacement and structural evolution of the northern Sistan zone

Zeinab Etemadkhah; Mohammd Mahdi Khatib; Mohammadhossein Zarrinkoub

Volume 29, Issue 114 , December 2019, , Pages 73-84


  The late Paleocene – early Eocene granitoid intrusions in the northern Sistan suture zone are regarded as potential tools to record tectonic events. A structural study of the Zahri granitoid body, based on the anisotropy of magnetic susceptibility (AMS) technique provides new data to characterize ...  Read More

Veshnoveh Cu mine located in Kahak South-east Geodynamic Place (South of Qom)

Zahra Mohammadyasl; Abdollah Saidi; Mehran Arian; Ali Solgi; taher Farhadinejud

Volume 29, Issue 114 , December 2019, , Pages 175-184


  The Studied area is located in the small part of the structural zone of Urumieh- Dokhtar Magmatic Arc, at 60km far from south of Qom and 12km far from south east of Kahak. In the beginning, 1:25000 map of the area was prepared, because, region is located in two 1:100000 scale map sheet of Kahak and Aran, ...  Read More

The role of tectonics and magmatism in evolution of Takht-e-Suleiman Travertines, NW Iran

Masoud Biralvand; Mohammad Mohajjel; Mohammad Reza Ghassemi

Volume 28, Issue 112 , August 2019, , Pages 71-80


  In Takht-e-Suleiman region, travertine deposits are widespread in the footwall of the Chahartagh fault. Three factors played roles in forming travertine in this area: magmatism and high geothermal gradient, existence of carbonates between thermal source at depth and travertine springs on the ground, ...  Read More

Geometric analysis and folding mechanism

ahmad lashgari; magmodreza Hayhat; mohammd mahdi khatib; Mahdi Najafi; Jaume Verges

Volume 28, Issue 111 , May 2019, , Pages 29-42


  Determining the geometry and folding mechanism in Dezful embayment in the southwest of Iran due to the inclusion of a large amount of Iran's hydrocarbon reserves, also its role in the process of structural evolution of Zagros fold- belt, is important. In present study, structural evolution of Jarik anticline ...  Read More

Paleostress Reconstruction of Mesozoic deposits In Interior Fars Area( E-SE of Shiraz)

Tahmoores Yousefi; Kooros Yazdjerdi; 2Manouchehr Ghorash; Alireza Shahidi

Volume 28, Issue 111 , May 2019, , Pages 53-64


  Abstract: The brittle tectonic history expresses different tectonic events in the Zagros Simply Folded Belt. Consequence of Mesozoic extension, rifting and the shortening derived from the Cenozoic Eurasia – Arabia collision. In order to reconstruction the ancient tensions in the Mesozoic deposits ...  Read More

Seismicity and earthquake hazard assessment in North of Kerman [By Kijko & Sllevoll (1992) method]

Amir Shafiei bafti

Volume 28, Issue 111 , May 2019, , Pages 83-94


  . Kouhbanan fault system in south of central Iran is one of the most active and seismic faults, has length of nearly 200km and seismic history from B.C to the present. Epicenter of seismic activities for this fault situated often near fault zone or on the Kouhbanan fault zone branches and other attached ...  Read More

An assessment of the relationship between the Darang fault and the Kazerun- Burazjan fault system and their fractures pattern

Marziyeh Khalili; Maryam Ezadi

Volume 28, Issue 111 , May 2019, , Pages 133-138


  The Kazerun-Burazjan fault is an active strike slip fault with an N-S trending located in the Zagros belt whose performance causes bends and stretches in the folds axis. The obtained results from the seismic profiles of the southern parts of Fars province suggest that there is no evidence as to the continuation ...  Read More

The investigation of paleo-stress based on the study of fractures in Zagros collision zone Kermanshah region

Sepideh Rezabeyk; Abdollah Saidi; Mehran Arian; Ali Sorbi

Volume 28, Issue 111 , May 2019, , Pages 281-288


  In the Northern part of Suture Zone (Kermanshah) the deep sea sediments, oceanic crust remnants, platform carbonates, igneous and metamorphosed rock of active margin and carbonate sequence of passive margin are assembled in this studied area. This convergent area has provided a very complicated structural ...  Read More

Analysis of fault trends interaction on the Asmari reservoir fractures development in the in Rag sefid anticline by using image logs

mehdi yousefi; Sayyed Morteza Moussavi; Mohammad Mehdi Khatib; Mohammad yazdani

Volume 28, Issue 110 , December 2018, , Pages 119-128


  Image logs of 14 wells in Rag sefid anticline are showing 6 main fracture sets treanding N45, EW, N35, N100, N150 and N162 respectively. Development of fractures in the eastern part of the Rag sefid anticline, especially in the frontal edge, are in effect of the propagation fault related folding so that ...  Read More

Structural evolution of the early Miocene- late Pliocene basin in the Saveh area, Central Iran basin

Golnaz Abbasi; Ali Solgi; Mohsen Pourkermani; Hosein Motamedi; alireza farrokhnia; Keivan Orang

Volume 28, Issue 110 , December 2018, , Pages 161-172


  We used 2D seismic profiles, field observation and well data to constrain the structural evolution of the Saveh basin during the late-lower Miocene to late Pliocene. During this time period almost 8-9 kilometers of Upper Red Formation (URF) and the Pliocene conglomerates were deposited in the basin depocenter. ...  Read More

Structural deformations of Dona mine

Saeid Hakimi Asiabar

Volume 28, Issue 110 , December 2018, , Pages 235-246


  Abstract The area of Dona mine is a part of central Alborz. The Dona anticline is a part of pop up structure and located between Kandavan and Azadkuh thrust faults. In this research three sets of major faults are recognized. The first category of faults with W-E trend, dip 40-50, Rake angle more than ...  Read More

Geomorphic Signatures of Active tectonics in the Kashafrood drainage basin, NE Iran

Mohamad Reza Sajadian; Manouchehr Ghorashi; Elahe Javadi Mosavi; Mohsen Pourkermani; Mehran Arian

Volume 28, Issue 110 , December 2018, , Pages 299-306

  Geomorphic indices of active tectonics are useful tools to analyze the influence of active tectonics. These indices have the advantage of being calculate from ArcGIS and remote sensing packages over large area as a reconnaissance tool to identify geomorphic anomalies possibly related to active tectonics. ...  Read More

Kinematic dissimilarity analyses Dourd fault(southwestern Iran), using by Fractal, kernel and Morphotectonic

zahra kamali; magmodreza Hayhat; hamid nazari; mohammd mahdi khatib

Volume 28, Issue 109 , September 2018, , Pages 7-22


  The Dorud fault, as one of the most important seismicin segments of Zagros main recent fault, near the Arjng area it have northwest-southeast trend and continuity extended in Boroujerd area. This area is determined Kinematic dissimilarity fault the fractal analysis of the fractures, the center of earthquakes ...  Read More

Structural evolution of High Zagros fault in Faraghun Mountains, Evidence for right lateral transpression in SE Zagros

Mojtaba Ershadinia; Saeed Madanipour; Ali Yassaghi

Volume 27, Issue 108 , September 2018, , Pages 37-44


  Faraghun Mountains are located in the south eastern part of the Zagros orogen. Early Ordovician- Permian rock units are deepest stratigraphic units exposed in the central part of the Faraghun Mountains. High Zagros Fault (HZF) is the main structural feature bordering southern flank of these mountains. ...  Read More

The comparison of concentration and strike pattern of the Yortesha Anticline’s surface and subsurface fractures, The Natural Gas Storage Field in The Central Iran Zone

Mahnaz Sabahi; Ramazan Ramazani Omali; Masoumeh Kordi; Mohsen Dourandish

Volume 27, Issue 108 , September 2018, , Pages 125-132


  In the past decade, several geophysical, geological and reservoir studies have been done on the Qom formation in the Yortesha field for injection and gas storage purposes. Qom formation in this field has a poor reservoir characteristic (low porosity and permeability); therefore the role of fractures ...  Read More

Geometric- kinematic analysis of the Kalmard fault zone, north of Ozbak-Kuh, central Iran

Mohammad Moumeni Taromsari; Maryam Dehbozorgi; Reaza Nozaem; Ali Yassaghi

Volume 28, Issue 109 , September 2018, , Pages 245-254


  Kalmard fault is considered as one of the fundamental faults in central Iran zone. The Ozbak Kuh mountains with a NE-SW strike are located in central Iran in the Kalmard fault zone. Hence, analyze the folds and faults in this deformed zone can aid in the understanding of structural evolution of this ...  Read More

Frontal Fars Paleo-High evolution history, SE Zagros fold-and-thrust belt

Ali Taghavy; Mahdi Najafi; Najmeh Etemad-Saeed; Mohammad Seddigh

Volume 28, Issue 109 , September 2018, , Pages 273-284


  A synthesis of 2-D seismic interpretation, exploration well data and field survey permit us to decipher the structural evolution history in the front of Fars paleo-high area, located in SE Zagros fold-and-thrust belt. In the current study, a structural evolution model is proposed for the region, according ...  Read More