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 evolution and active tectonic of Mianrahan area, northeast of Kermanshah

H. Javanbakht Jabarabadi; S. A. Alavi

Volume 28, Issue 111 , May 2019, , Pages 175-184


  The studied area located at the main suture zone of Zagros in the northeastern of Kermanshah. To do structural analysis in this area, six structural sections have been drawn perpendicular to structures direction. Structures and faults with different mechanism show that the studied area has passed two ...  Read More

Deciphering the stress field changes in Shahr-e-Babak area using brittle tectonic analysis

L. Ebadi; S. A. Alavi; M. R. Ghassemi

Volume 27, Issue 105 , December 2017, , Pages 81-96


  In this paper a part of the Shahr-e-Babak area in NW-Kerman is studied, which is geologically located in Central Iran and Urumiyeh- Dokhtar Belt. The basin was strongly affected by compression in Miocene times, in which deformation is characterized by development of NW-SE trending fold and thrust belt. ...  Read More

Effects of interactions between deformation, erosion and syntectonic sedimentation on the geometry and arrangement of structures in the central part of the Zagros fold-thrust belt, SW Iran

B Derikvand; S.A Alavi; H Haji ali beigi; I Abdollahie Fard

Volume 26, Issue 101 , December 2017, , Pages 87-98


  In the Neogene foreland basin of Zagros, Dezful Embayment as a foredeep depozone has accommodated large volumes of deposits of Aghajari and Bakhtiary formations. In this paper, surface and subsurface data and experimental modeling approach have been used to study the effect of these sediments on the ...  Read More

Structural and morphotectonic zonation of the Eastern Kopeh-Dagh

L. Aghajari; S. A. Alavi; M. R. Ghassemi; M. A. Kavoosi

Volume 26, Issue 104 , September 2017, , Pages 125-134


  Different geological, structural and morphological characteristics of the eastern Kopeh-Dagh Province in NE Iran resulted in identification of several morphotectonic domains separated by major basement faults. Based on various field surveys, seismic reflection data, satellite images and cross-sections ...  Read More

Kinematic architecture of fault damage zones in SW- Rafsanjan

L Ebadi; A Alavi; M.R Ghassemi

Volume 25, Issue 100 , September 2016, , Pages 47-60


  The study area is located in the SW Rafsanjan city and central Iran. In the area, strike- slip faults effected the Cenozoic unites. This paper analysis subsidiary fault data collected from damage zones associated with the Cenozoic Rafsanjan intraplate right-lateral strike-slip fault systems in SW Rafsanjan ...  Read More

Microstructure in mylonitic zones of South of Salmas (North-West of Iran)

R Entezari; S.A Alavi; M.R Ghassemi

Volume 25, Issue 99 , June 2016, , Pages 21-38


  Metamorphic rock assemblage of southern Salmas area is located in the northwestern terminal part of Sanandaj-Sirjan zone, and includes various rock types. This study uses field observations plus mineralogy and petrography of samples to describe and interpret the microstructures in the area. Different ...  Read More

The effect of detachment surfaces on folding geometries in Babahabib and Sarkan oilfields (Central Lurestan region, Northwest Zagros)

A Shamszadeh; S.A Alavi; M Valinejad; M Tavakoli Yaraki

Volume 25, Issue 98 , March 2016, , Pages 321-332


  Babahabib and Sarkan oilfields are located in southwest of the Lurestan Province and 10km west of Pul-dokhtar City. The study area is situated in the Lurestan tectonostratigraphic region, northwest of the folded Zagros structural sub-zone. Although the Lurestan region is part of the Zagros sedimentary ...  Read More

Dadenjan Salt Diapir: Evidence for Pre-Orogenic Activity, Rising Mechanism and Subsequent Influences on the Geometrical Adjustments of the Adjacent Structures (SW Shiraz, Iran)

J Hassanpour; S.A Alavi; S Jahani; M.R Ghassemi

Volume 24, Issue 95 , June 2015, , Pages 101-114


  Located in the Fars region of Simply Folded Belt of the Zagros orogen, the Dadenjan salt diapir is exposed in the core, with a tendency toward the southwestern flank of the salt-cored Dadenjan anticline. The diapir is also currently situated within a transtension zone between overlapping segments of ...  Read More

The Geometric Analysis of the Fault-Related Folding, A Case Study: Kaseh Mast Anticline, the South of the Lurestan Zone

H Hajialibeigi; S.A Alavi; J Eftekharnezhad; M Mokhtari; M.H Adabi

Volume 24, Issue 1393 , March 2015, , Pages 149-164


  The Kaseh Mast anticline located in the south of the Lurestan zone, is one of the small-scale anticlines in the Lurestan (in north) and the Dezful Embayment (in south) zones in the Zagros fold-thrust belt. This anticline and the adjacent anticlines are affected by the Balarud blind thrust fault zone, ...  Read More

Deformation Stages of the Metamorphic Rocks in Hamedan Area and Their Relationship with Alvand Intrusive Pluton

L Izadi kian; M Mohajjel; S.A Alavi

Volume 23, Issue 92 , September 2014, , Pages 187-198


  Hamedan area is in the NW of the Sanandaj-Sirjan Zone. Different types of plutonic rocks are outcropped in this area which in turn, surrounded by the various metamorphic rocks (regional and contact metamorphism). Four ductile deformation stages were recognized. Each of them is accompanied with formation ...  Read More

Systematic Analysis of Fractures in Garau Formation Within the Kabir-Kuh Anticline, Effects of the Arabian Plate Rotation on Fracture Arrays

A Pireh; S.A Alavi; M.R Ghassemi; A Shaban

Volume 23, Issue 90 , March 2014, , Pages 105-116


  A major part of source rocks in the Zagros Fold Belt were deposited during Neocomian time; the lowermost part of the Garau Formation has charged the Early Cretaceous Petroleum System of the Lurestan province. These source rocks are widely distributed in the Lurestan Depression and in the NW part of the ...  Read More

Extensional Structures in a Transpressional Tectonic Regime: the Relationship with Hydrothermal Vein Deposits and Porphyry Copper Deposits in NE Shahr-e-Babak

L. Ebadi; S.A. Alavi; Sh. Shafiei

Volume 21, Issue 81 , December 2011, , Pages 101-114


  Hydrothermal vein and porphyry copper deposits are notable within Eocene volcanic rocks of Shahr-e-Babak area. In this paper, the structural patterns within Shahr-e-Babak area as well as the relationship between structural elements and the emplacement of dikes and hydrothermal vein and porphyry copper ...  Read More

The Application of Fractures in Structural Interpretation of an Anticline, a Case Study: Chenareh Anticline, SW Iran

H. Hajialibeigi; S. A. Alavi; J. Eftekharnezhad; M. Mokhtari; M. H. Adabi

Volume 19, Issue 74 , February 2010, , Pages 33-44


  The Chenareh Anticline is located between Lurestan Zone (in north) and Dezful Embayment (in south) in the Zagros Folded-Thrust Belt. This anticline is documented and interpreted to constrain the kinematic evolution of a fold. The development of fractures is confined to the Asmari Formation. In the study ...  Read More

Application of Structural Attributes in Petroleum Exploration and Development of an Interference Belt

A. Arzani; S.A. Alavi; M. Pooladzadeh; A.R. Golalzadeh; Z. Mehdipoor

Volume 19, Issue 74 , February 2010, , Pages 51-56


  The area that will be discussed in this study is located between Zagros and Arabian structural zones in Iran in which full fold 3D seismic data has been acquired and interpreted using sophisticated techniques. This paper covers the role of structural sensitive seismic attributes including first and Second ...  Read More

Structural Analysis of Simin-Darreh Moradbeik Shear Zone,South of Hamedan

L. Izadi kian; A. Alavi; M. Mohajjel

Volume 19, Issue 75 , January 2010, , Pages 39-46


  The Simin- Darreh Moradbeik shear zone is located in the south of Hamedan city with 5 km width and at least 10 km length. The portion of contact metamorphic rocks, plutonic rocks and migmatits are affected by this shear zone. At least three ductile deformation stages are recognized by folding and foliation ...  Read More

The Paleostress Analysis in the East and South East of Tehran(Sorkheh Hessar-Khodjir)

M. Saadat; S. A. Alavi; A. Saeedi

Volume 17, Issue 67 , February 2008, , Pages 22-37


  To analyze the paleostress in Sorkheh Hessar – Khodjir area, different shear – fault planes and the associated slickenside lineations are measured. The stress tensor and the variation of the stress direction in the upper Triassic to Oligocene formations are discussed. Numerous shear data ...  Read More

Folding Style in Metamorphic Rocks of Faryab Area(South-East of Sanandaj-Sirjan Zone)

SH. Shafiei Bafti; S.A. Alavi; M. Mohajjel

Volume 16, Issue 64 , March 2007, , Pages 54-73


       Faryab area at the southeastern part of the Sanandaj-Sirjan zone, containing the Paleozoic rocks in the internal part of Zagros Orogen, displays two folding episodes through a progressive deformation event. Axial planes of recumbent F1 folds dip moderately to the north and the ...  Read More