Volume 32 (2022)
Volume 31 (2021)
Volume 30 (2020)
Volume 29 (2020)
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
Mineralization horizons, stracture and texture, alteration and mineralization stages in the Zn-Pb (Ba) Eastern Haft-Savaran deposit in Malayer-Esfahan metallogenic belt, south of Khomain

Pouria Mahmoodi; Ebrahim Rastad; Abdorrahman Rajabi; Mehran Moradpour

Volume 28, Issue 110 , December 2018, Pages 3-12

http://dx.doi.org/10.22071/gsj.2017.91866.1192

Abstract
  The Early Cretaceous Eastern Haft-Savaran Zn-Pb (Ba) deposit situated in the Arak mining district and occurred within the extentional back-arc of Malayer-Esfahan basin. Mineralization occurred in two horizons in the Estern Haft-Savaran deposit. First horizon is major horizon that formed within the most ...  Read More

Original Research Paper Sedimentology
The Qatar-Cowbandi arc in Persian Gulf during Late Cretaceous- Eocene Epoch

naser abdi; Reza Moussavi-Harami

Volume 28, Issue 110 , December 2018, Pages 13-22

http://dx.doi.org/10.22071/gsj.2018.87684.1133

Abstract
  The Qatar-Cowbandi arc is a giant regional anticline with northeast- southwest direction, runs through the Qatar peninsula, extends northeastward through the Iranian sector of the Persian Gulf. The arc in the Iranian part is subject of the study meditation. In this paper the interpretation of 2D seismic ...  Read More

Original Research Paper
Calculation the maximum horizontal stress and strain field in around of Zendan- Minab- Palami fault system.

Gh. Ghorbani Rostam; M. Pakzad Pakzad; N. Mirzaei

Volume 28, Issue 110 , December 2018, Pages 23-32

http://dx.doi.org/10.22071/gsj.2019.84243

Abstract
  There are two different seismotectonic zones in around of the Zendan- Minab- Palami (ZMP) fault system and the Oman Line, in south of Iran (Makran subduction zone in the east and Zagros collision zone in the west), which led to the complexity of this region. Since studying the stress field is important ...  Read More

Original Research Paper
Mineralogy, and genesis of Khalyfehlou copper deposit based on host rock geochemical data and o-s isotope characteristics

M. Esmaeli; M. Lotfi; N. Nezafati

Volume 28, Issue 110 , December 2018, Pages 33-46

http://dx.doi.org/10.22071/gsj.2019.84248

Abstract
  Khalyfehlou Cu deposit (southeast of the Zanjan), is the volcanic-hosted vein-type deposit located in the Tarom metallogenic zon,Western Alborz (northwest of Iran) . Tarom zone consist mainly of volcanic and volcaniclastic rocks of the Karaj Formation (Early to Middle Eocone). Regarding the stratigraphic ...  Read More

Original Research Paper Sedimentology
Sedimentology and depositional environment of the intraformational flat pebble conglomerates of the lower member of the Elika Formation (Lower Triassic) in the Alborz Mountains

D. Jahani

Volume 28, Issue 110 , December 2018, Pages 47-54

http://dx.doi.org/10.22071/gsj.2018.109715.1340

Abstract
  To study intraformational flat pebble conglomerates of the lower member of the Elika Formation (Lower Triassic), four stratigraphic sections in the Alborz Mountains of northern Iran were selected. The thickness of the lower member of the Elika Formation in these sections ranges from 95 meters in the ...  Read More

Original Research Paper Economic Geology
Using fractal models to separation of high-grade mineralized zones in the Zarshuran gold deposit, Takab, NW Iran

Ghodratollah Rostami Paydar

Volume 28, Issue 110 , December 2018, Pages 55-66

http://dx.doi.org/10.22071/gsj.2018.89794.1166

Abstract
  The Zarshuran gold deposit in northwest Iran is located in historic gold and arsenic mining area in the Sanandaj-Sirjan geo-structural zone. This area is mainly composed of Precambrian rocks. The Oligo-Miocene granitoid intrusions in Pre-Cambrian formations which are the country rocks of gold mineralization ...  Read More

Original Research Paper
Emplacement and evolution of the Alvand batholith in the shallow level of crust, Hamedan, West of Iran

H. Shahbazi; H. Barjasteh; A. A. Sepahi; A. Mottaghi Tavana

Volume 28, Issue 110 , December 2018, Pages 67-78

http://dx.doi.org/10.22071/gsj.2019.84267

Abstract
  The Alvand batholith is located in the south of the Hamedan city and in the northern part of the Sanandaj-Sirjan metamorphic zone. Porphyroid granite, quartz diorite and diorite are formed rock members of the mesocratic granitoids in the Alvand plutonic complex. Porphyroid coarse-grained granites make ...  Read More

Original Research Paper Stratigraphy and Palaeontology
Sedimentary Environment and Sequence Stratigraphy of Asmari Formation in Haftkel oilfield, (well no. 28), Dezfool Embaymen, and comparing it whit Asmari Formation in Masjed-I-Soleiman oilfield (well no. 186) , Khuzestan Province

Mohammad Lorstani; Abdolhosein kangazian; Amrolah Safari; M.R Noura

Volume 28, Issue 110 , December 2018, Pages 79-88

http://dx.doi.org/10.22071/gsj.2017.80342.1068

Abstract
  In this study, the subsurface sedimentary successions of the Asmari Formation have been studied using cores and thin sections obtained from the well no. 28 of Haftkel and correlated with well no. 186 of Masjed-I-Soleiman oilfields data. in this study,18 carbonate and 1 carbonate/evaporate microfacies ...  Read More

Original Research Paper Exploration and Mining
Evaluation on the Role of Grouting Pressure in Filtration of Cement- based Grouts According to Examples of Soft Rocks

Mohammad Hassan Nazari; A. Uromeihy

Volume 28, Issue 110 , December 2018, Pages 89-96

http://dx.doi.org/10.22071/gsj.2017.89420.1159

Abstract
  There are several outstanding factors engaged in the cement grouts filtration. These factors can be evaluated from some aspects including the characteristics of the grout, cement and grouting materials, grouting environment, interaction between the grout and environment and grouting pressure among which ...  Read More

Original Research Paper Economic Geology
Tashvir ore occurrence, NE Zanjan: Intermeiate-sulfidation style of epithermal base metal (Ag) mineralization in the Tarom-Hashtjin zone

Hossein Kouhestani; Mir Ali Asghar Mokhtari

Volume 28, Issue 110 , December 2018, Pages 97-108

http://dx.doi.org/10.22071/gsj.2018.91903.1193

Abstract
  Tashvir ore occurrence, 75 km northeast of Zanjan, is located in the Tarom-Hashtjin subzone. Mineralization occurs as ore-bearing quartz vein-veinlets within the Eocene tuffs and andesitic lavas (equal to Karaj Formation). Ore minerals include chalcocite, chalcopyrite and galena, and quartz, calcite ...  Read More

Original Research Paper Geophysics
Evaluation of shallow structure of Qeshm Island by two Dimensional Rayleigh wave tomography using aftershocks of 27 Nov. 2005

Abbas Gholamzadeh; Nasim Haydarpoor

Volume 28, Issue 110 , December 2018, Pages 109-118

http://dx.doi.org/10.22071/gsj.2018.96792.1243

Abstract
  The main purpose of this paper is studying sedimentary layer in the Qeshm Island. We use aftershocks of 27 Nov. 2005 Qeshm Island (Mb=6.0), to perfume 2D tomography of Rayleigh waves. We have analyzed surface wave data for 856 aftershocks, consist 9821 waveforms. The dispersion curves are calculated ...  Read More

Original Research Paper Tectonics
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

http://dx.doi.org/10.22071/gsj.2017.90545.1173

Abstract
  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

Original Research Paper
Microbiostratigraphy of Tale Zang Formation in Kyalo Section, East of the Poldokhtar

P. Rajabi

Volume 28, Issue 110 , December 2018, Pages 129-136

http://dx.doi.org/10.22071/gsj.2019.84277

Abstract
  Taleh Zang Formation is shallow carbonate facies of the Paleogene Zagros Basin. According to the area, including depth, tectonic and sedimentary sedimentation rate and other factors of the formation with Kashkan and Shahbazan sometimes with different thicknesses of semi-deep and deep Papdeh facies were ...  Read More

Original Research Paper Sedimentology
Dolomitization, microfacies and their impact on reservoir quality of the Upper Dalan Formation in South Pars Gas Field

Umid Kakemem; Mohammad Adabi; Bahman Gudarzi

Volume 28, Issue 110 , December 2018, Pages 137-148

http://dx.doi.org/10.22071/gsj.2018.99877.1277

Abstract
  Investigating of dolomitization and its effects on reservoir quality of the Upper Dalan Formation with Permian-Triassic in age is the aim of this study. In this section, the Upper Dalan Formation consists of carbonates and evaporite rocks with a thickness of 265m. Eleven carbonate- evaporate microfacies ...  Read More

Original Research Paper Economic Geology
Mineralization and geochemistry of Arsenic in alteration system of Qezelbalaq district, Hashtrud, southeast of Tabriz

shirin fatahi; Ahmad Jahangiri; Farhad Maleckqasemi; seyedhasan tabatabaei

Volume 28, Issue 110 , December 2018, Pages 149-160

http://dx.doi.org/10.22071/gsj.2018.99081.1266

Abstract
  Abstract Qezelbalaq Arsenic ore deposite is located in Hashtrud, 120 km from southeast of Tabriz. In this district effect of dacitic Sahand domes on sandy limestones and Qom formation sandstone with Oligomiocene age and pyroclacitic units with Miocene age leads to formation of various types of alteration ...  Read More

Original Research Paper Tectonics
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

http://dx.doi.org/10.22071/gsj.2018.98409.1257

Abstract
  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

Original Research Paper
Petrography, petrology, mineral chemistry and petrogenesis study of amphibolites in Bahram Gor area at northwestern of Gol-e Gohar mine in Sirjan

H. Rahimi Sadegh; S. H. Moein Zadeh; M. Moazzen

Volume 28, Issue 110 , December 2018, Pages 173-182

http://dx.doi.org/10.22071/gsj.2019.84441

Abstract
  The study area is a part of the Sanandaj-Sirjan zone which is mainly composed of metamorphic rocks, a variety of igneous basic rocks and sediments. the metamorphic rocks studied at west of Kheyrabad, North of Gol-e Gohar mine in Sirjan, Kerman Province are slate, phyllite, schist (garnet schist, amphibole ...  Read More

Original Research Paper Stratigraphy and Palaeontology
Biostratigraphy and palaeoecology of the Surgah Formation based on calcareous nannofossils in shah-Nakhjir section (south west Ilam)

Mohammad Hassan Shokri; Fatemeh Hadavi; Lida Khodadadi; M. Notghi Moghaddam; Hossein KAMYABI SHADAN

Volume 28, Issue 110 , December 2018, Pages 183-192

http://dx.doi.org/10.22071/gsj.2018.79020.1061

Abstract
  Economically the Surgah Formation is the most significant in the Zagros sedimentary basin. In this study, the calcareous nannofossils have been investigated of the Surgah Formation from the Shah-nakhjir section. The thickness of the Surgah Formation is about 147 meters and composed of marly limestone ...  Read More

Original Research Paper
Investigation of the carbonate rock permeability based on medical x-ray tomography images

F. Hormozzade; M. Baniassadi; F. Sahabi; H. Izadi; H. Memarian

Volume 28, Issue 110 , December 2018, Pages 193-200

http://dx.doi.org/10.22071/gsj.2019.84442

Abstract
  The determination of Petrophysical rock properties has always been an important part of geological modeling and also is used in reservoir engineering studies. Permeability (k) is one of the most important properties of porous media which is the measure of a porous material to allow fluids to pass through ...  Read More

Original Research Paper
Study and nomenclature of sandstone-conglomerate unit in the Nosrat-Abad area, northwest of Zahedan

M. R. Bakhshi Mohebbi; A. A. Moridi farimani; R. Moezzi nasab

Volume 28, Issue 110 , December 2018, Pages 201-208

http://dx.doi.org/10.22071/gsj.2019.84443

Abstract
  Among the sedimentary units of the east flysch basin in the Nosrat-Abad area, where in the 105km northwest of Zahedan, there is a sandstone-conglomerate unit with an Oligo-Miocene age. The depositional environment of this deposit was fluvial which has been morphologically dissected in several portions; ...  Read More

Original Research Paper
Archaeoseismological investigation along the Khazar fault system, based on the Paleoseismology (Gohar Tappeh protohistory Site, Behshahr- Mazandaran)

Z. Bakhtiarizadeh; H. Nazari; M. A. Shokri; A. Mahfroozi; A. Kaveh-firooz

Volume 28, Issue 110 , December 2018, Pages 209-220

http://dx.doi.org/10.22071/gsj.2019.84444

Abstract
  Archaeologists believe that men who lived in Archaeological sites of Mazandaran such as Komishan cave, Hutu and Kamarband, After leaving the cave were gradually formed the Gohar tappeh. Over time, people living with the loss of previous places were higher places. In Neolithic village has been form of ...  Read More

Original Research Paper
Geochemistry and petrogenesis of the northeastern Roshtkhar intrusive rocks, (Shahrak and SaadatAbad villages, Khorassan-Razavi)

E. Alizadeh; Gh. R. Ghadami; D. Esmaeily; J. Omrani; A. Golmohammadi

Volume 28, Issue 110 , December 2018, Pages 221-234

http://dx.doi.org/10.22071/gsj.2019.84474

Abstract
  The Roshtkhar intrusive rocks are located in the northeastern part of the Roshtkhar prospecting area (KhorassanRazavi province), along the eastern edge of the Khaf-Kashmar-Bardaskan volcano-plutonic belt, north of the Dorouneh Fault and on the southern part of the Sabzevar structural zone. The intusive ...  Read More

Original Research Paper Tectonics
Structural deformations of Dona mine

Saeid Hakimi Asiabar

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

http://dx.doi.org/10.22071/gsj.2017.78835.1052

Abstract
  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

Original Research Paper
Geomorphology and faulting mechanism of 1-12 December 2017, Hojedk earthquakes

M. Talebian; M. Ghorashi; E. Kosari

Volume 28, Issue 110 , December 2018, Pages 247-254

http://dx.doi.org/10.22071/gsj.2019.84475

Abstract
  On 1-12 December 2017 three earthquakes (Mw 5.9 -6.1) shake Hojedk region in Kerman province.  We used satellite images, radar interferometry and field investigation to examine the sourceprocesses of these earthquakes in south–central Iran. The epicenter of first two events located near northern ...  Read More

Original Research Paper Petrology
Geochemistry, tectonic environment and origin of Oligo-Miocene lavas in Zoolesk area, northeast of Sarbisheh (Southern Khorasan)

Maryam Kouchi; Malihe Nakhaei

Volume 28, Issue 110 , December 2018, Pages 255-266

http://dx.doi.org/10.22071/gsj.2018.94302.1214

Abstract
  In northeast of Sarbisheh city, southern Khorasan, outcrops of lava rocks are exist that from view of geological subdivisions, located in eastern part of Lut block. Lithologic composition of studied collections consist of andesite (pyroxene andesite, andesite, trachy andesite), dacite and rhyolite. The ...  Read More

Original Research Paper Exploration and Mining
The effect of the underground water on production costs and mining operation in open-pit mines, Case Study: Sarcheshmeh Copper Mine

Ayyub Nikkhah; Mohammad Taji

Volume 28, Issue 110 , December 2018, Pages 267-272

http://dx.doi.org/10.22071/gsj.2018.88841.1144

Abstract
  In open pit mines, the extraction of ore rock with minimum price and good quality is the most important mining goal. In this paper, the impact of underground water on production costs and mining process has been investigated. For this purpose, the parameter specific crushing(S_cr ), measured and used. ...  Read More

Original Research Paper
Copper mineralization, Alteration, zircon U-Pb geochronology and petrogenesis Delfard rocks (North West Jiroft)

J. Rasouli; M. Gorbani

Volume 28, Issue 110 , December 2018, Pages 273-286

http://dx.doi.org/10.22071/gsj.2019.84487

Abstract
  Delfard area is located in the northwestern of Jiroft, formed the northwestern part of the Jabālbārez granitoid complex, in Uromiyeh- Dokhtar magmatic belt. The Jabālbārez granitoid complex has a wide range of rocks inclusive from diorite to alkali granite, which were formed by magmatic differentiation ...  Read More

Original Research Paper
A new insight of stratigraphic column, facies variation, and sedimentary environment of the Shemshak group in Parvar-Kavard section, NE Semnan, Iran

H. Hoseini; N. Kohansal Ghadimvad; M. Zamani Pedram; M. R. Majidifard; A. R. Shahidi

Volume 28, Issue 110 , December 2018, Pages 287-298

http://dx.doi.org/10.22071/gsj.2019.84493

Abstract
  Accumulation of Shemshak group lithofacies have been started during Early-Cimmerian orogeny from middle of Late-Triassic and ended with Middle- Cimmerian discontinuity dating Millde-Jurrasic. So the mostly Siliciclastic and occasionally Marin lithostratigraphic unite has evidences of two major tectonic ...  Read More

Original Research Paper Tectonics
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

Abstract
  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