Volume 32 (2022)
Volume 31 (2021)
Volume 30 (2020)
Volume 29 (2020)
Volume 28 (2019)
Volume 27 (2018)
Volume 26 (2017)
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
Bioleaching of Zinc and Lead from Anguoran Ore by Indigenous Mixed Local Culture of Mesophilic Acidophilic Bacteria

Z Boroumand; S Ghassa; M Moradian; H Abdollahi; Gh Fathabadi; K Fakhremoghadam

Volume 25, Issue 97 , December 2016, Pages 3-10

http://dx.doi.org/10.22071/gsj.2015.41347

Abstract
  In this research, the bioleaching process of mixture of sulfide and carbonate zinc and lead ore of Angouran Mine, whit local mixed mesophilic bacteria was studied. The purpose of this study was to indicate the effects of pulp density, Fe(II) concentration and initial pH in the zinc and lead bioleaching. ...  Read More

Original Research Paper
Planktonic Foraminiferal Biostratigraphy of the Gurpi Formation in South Qir, Fars

L Fazli

Volume 25, Issue 97 , December 2016, Pages 11-20

http://dx.doi.org/10.22071/gsj.2015.41348

Abstract
  For biostratigraphy of the Gurpi Formation, three sections of Halegan well, Kuh-e-Harm and Kuh-e- Nareh were selected and sampled in south Qir, Fars province. The formation is 152m thick in Kuh-e- Harm section, 124m in Kuh-e Nareh section and 128 m in well Halegan and is mainly containing argillaceous ...  Read More

Original Research Paper
Laser Raman Microspectroscopy of Fluid Inclusions and Evolution of Ore Fluids in Baghkhoshk Porphyry Copper System, Southern Urumieh-Dokhtar Magmatic Belt

M Einali; S Alirezaei; R Bakker

Volume 25, Issue 97 , December 2016, Pages 21-36

http://dx.doi.org/10.22071/gsj.2015.41349

Abstract
  The Baghkhoshk porphyry copper system is located in the southern part of the Cenozoic Urumieh-Dokhtar magmatic belt of Iran. Mineralization in Baghkhoshk is associated with two shallow diorite-monzodiorite and granodiorite bodies that intruded the older andesitic volcanic rocks. Both intrusions are extensively ...  Read More

Original Research Paper
Petrogenesis of Mio-Peliocene Dacite-Andesite Volcanism in SE of Urumieh-Dokhtar Magmatic Belt, (NE Shahr-e-Babak)

Gh Ghadami; M Poosti; F Babai

Volume 25, Issue 97 , December 2016, Pages 37-48

http://dx.doi.org/10.22071/gsj.2015.41350

Abstract
  Few More than 5 dacite to andesite volcanic masses with Mio-Pliocene age are exposed to older volcanic rocksat the south and east of the Mozahem volcano, in south-east of Urumieh- Dokhtar magmatic belt, north-east of Shahre-Babak. These rocks show hyaloporphyritic- trachytic texture and consist of pPhenocrysts ...  Read More

Original Research Paper
Petrography and Petrogenesis of Aplite- Pegmatite Dykes and Granitoids of Khajeh Morad (SE Mashhad, Iran)

R Samadi; N Sh; H Kawabata

Volume 25, Issue 97 , December 2016, Pages 49-60

http://dx.doi.org/10.22071/gsj.2015.41351

Abstract
  Plutonic suite of Khajeh Morad at southeast of Mashhad includes granodiorites, which are cut across by younger aplite, granitic pegmatite dykes and monzogranites. Aplites are mineralogically including quartz, feldspar (albite to orthoclase and microcline), muscovite, and accessory minerals of garnet ...  Read More

Original Research Paper
Genesis of the Hamyerd iron Deposit, NE Semnan: Using Fluid Inclusion and Stable Isotope (S, C, O) Studies

M Hajibahrami; N Taghipour; G Ghorbani

Volume 25, Issue 97 , December 2016, Pages 61-70

http://dx.doi.org/10.22071/gsj.2015.41366

Abstract
  The Hamyerd iron deposit is located in the northeast of Semnan in the boundary of the southern Alborz and Central Iran structural zones. A sub-volcanic body of monzonite and monzodiorite composition intruded limestone and pyroclastic rocks (equivalent to the middle Eocene Karaj formation). The iron mineralization ...  Read More

Original Research Paper
Hydrogeochemical Study of Water Resources in Shahid Hashemi-Nejad Gas Refinery and Surrounding Areas Using Compound Diagrams, Saturation Indices and Ionic Ratios

M Tajbakhshian; M.H Mahmudy; A Mahboubi; R Moussavi Harami; I Ejlali

Volume 25, Issue 97 , December 2016, Pages 71-84

http://dx.doi.org/10.22071/gsj.2015.41368

Abstract
  Hydrogeochemistry of surface and ground waters is a useful way to identify performing reactions in aquifers and also in recognizing effective natural and anthropogenic polluting factors in these sources. In order to study surface and ground waters quality of shahid Hashemi- Nejad gas refinery region, ...  Read More

Original Research Paper
Reconnaissance of Subsurface Structures and Fractures of Aman Abad Plain in Southeast of Arak by Inverting Gravity Data

M Mirzaei; L Soheili; V Ebrahimzadeh Ardestani; A Teymorian Motlagh

Volume 25, Issue 97 , December 2016, Pages 85-100

http://dx.doi.org/10.22071/gsj.2015.41371

Abstract
  The main objective of interpretation of acquired gravity data on the Earth's surface is to determine the contrasts in density or shape/dimension of mass anomalies. Interpretation of gravity data can be done through an inversion process. In this research, a block model has been considered for the subsurface ...  Read More

Original Research Paper
Landslide Hazard Zonation in Tehran Province Using Data-Driven and AHP Methods

F Kamranzad; E Mohasel Afshar; M Mojarab; H Memarian

Volume 25, Issue 97 , December 2016, Pages 101-114

http://dx.doi.org/10.22071/gsj.2015.41372

Abstract
  Landslide is one of the natural phenomena which can cause catastrophic losses or damages in life and property each year. Hence, it is very important to recognize landslide-prone areas and apply methods to prevent or reduce slope instabilities and landslide hazard and risk. For this purpose, landslide ...  Read More

Original Research Paper
Processing and Interpretation of Aeromagnetic Data for Determination of Magnetic Structures and Buried Faults in Iran

A Amirpour Asl Miandoab; Q Sohrabi

Volume 25, Issue 97 , December 2016, Pages 115-122

http://dx.doi.org/10.22071/gsj.2015.41379

Abstract
  In this study, horizontal gradient and analytic signal methods have been applied to the reduced aeromagnetic data poled to Iran, to explore subsurface structures in the region. By using these two methods, it is possible to present a map of major geologic-magnetic structures especially large-scale faults ...  Read More

Original Research Paper
MicrofaciesAnalysis and Paleoenvironment of Carbonate Sedimentary Rocks(Asmari Formation)in Posht-Darband, Hamedan

S.A Babazadeh; M Rahmati

Volume 25, Issue 97 , December 2016, Pages 123-130

http://dx.doi.org/10.22071/gsj.2015.41380

Abstract
  Carbonate sedimentary rocks equivalent to Asmari Formation containing thick and thin bedded and massive limestones with a thickness of 160m studied in Posht-Darband, Hamadan.  The base of the sedimentary sequence begun with a transgressive conglomeratic horizon. This horizon is composed of rock ...  Read More

Original Research Paper
Determination of Physicochemical Properties of Ore-Forming Fluids Using Combined Mineralogy and Fluid Inclusion Microthermometric Studies in the Ravanj Pb-Ba-Ag Deposit, Delijan, Markazi Province

M Nejadhadad; B Taghipour; A.R Zarasvandi; A.R Karimzadeh Somarin; S Salamab Elahi

Volume 25, Issue 97 , December 2016, Pages 131-140

http://dx.doi.org/10.22071/gsj.2015.41386

Abstract
  Located 20 km north of the Delijan city, the Pb-Ba-Ag ore deposit was mineralized in the lower Cretaceous carbonate host rocks in the Ravanj anticline. Geographically, the Ravanj anticline is part of the Urumieh-Dokhtar magmatic arc in the Zagros orogenic belt. Deposition of the ore took place in the ...  Read More

Original Research Paper
Biostratigraphy of the Ilam Formation in Kabir Kuh and Sourgah Anticlines and Comparison with the Type Section

B Asadi; A Sadeghi

Volume 25, Issue 97 , December 2016, Pages 141-150

http://dx.doi.org/10.22071/gsj.2015.41400

Abstract
  For biostratigraphy of the Ilam Formation, in Surgah and Kabirkuh anticlines, 2 sections of Mehdiabad and Holostem - Poshte  were selected and sampled. The thickness of the Ilam Formation in Mehdiabad and Holostem - Poshte sections are 183 and 66 meters respectively and main lithology includes limestone, ...  Read More

Original Research Paper
The Role of Geological Conditions and Petrology of Formations on Excavation Hazards (Case Study of Ghomroud Tunnel)

V Joudaki; R Ajalloeian

Volume 25, Issue 97 , December 2016, Pages 151-162

http://dx.doi.org/10.22071/gsj.2015.41403

Abstract
  In the present case study, a thick overburden above the Ghomroud tunnel locally reaching about 600 meters plus the existence of many fault/crushed zones along the tunnel led the full-face Tunnel Boring Machine (TBM) to encounter squeezing and collapsing of materials. In parts 3 and 4 of the tunnel, a ...  Read More

Original Research Paper
The Distribution and Statistical Analysis of Eocene Planktonic Foraminifera in the Khangiran Formation (Chehel-Kaman Synclinal Entrance, West Sarakhs) and their Paleoecological Use

M Vahidinia; M Vahdati Rad; A Sadeghi

Volume 25, Issue 97 , December 2016, Pages 163-172

http://dx.doi.org/10.22071/gsj.2015.41415

Abstract
  Planktonic foraminifera of the Khangiran Formation that represents the last ​​marine deposits in the Kopeh-Dagh basin and exposed in the Chehel-Kaman synclinal entrance (west of Sarakhs) studied in this article. A sum of 32 species belonging to 11 genera of planktonic foraminifera were recorded allowing ...  Read More

Original Research Paper
Mineralogy of Garnet in Khuni Skarn, Northeast of Anarak, Isfahan Province: Evidences for a Hydrothermal System Evolution

S Ranjbar; S.M Tabatabaei manesh; M.A Mackizadeh

Volume 25, Issue 97 , December 2016, Pages 173-182

http://dx.doi.org/10.22071/gsj.2015.41423

Abstract
  The Khuni skarn has been developed in the contact between small tongues of the Late Eocene-Oligocene I-type Kal-e kafi granitoidic intrusive body and the Precambrian Lakh marble-dolomite unit, Located 220 km northeast of Esfahan in the Central Iran structural zone. Skarnification could be divided into ...  Read More

Original Research Paper
Effects of the Sabzpushan Transverse Fault on the Development of Restraining Zones in the Chaghal Anticline, Zagros Fold-Thrust Belt

E Tavakolian; A Yassaghi

Volume 25, Issue 97 , December 2016, Pages 183-196

http://dx.doi.org/10.22071/gsj.2015.41504

Abstract
  The Zagros fold-thrust belt has been cut out by various transverse faults with segments displaying en-echelon pattern. Depending on the type of overlapping and fault mechanisms, restraining and releasing zones have been developed between these en-echelon segments. The NW-trending dextral Sabzpushan fault ...  Read More

Original Research Paper
New Lithostratigraphic and Biostratigraphic Finding on the Farrokhi Formation in Bouth West of Khur, Central Iran

H Seif; M Majidifard; T Mohtat

Volume 25, Issue 97 , December 2016, Pages 197-210

http://dx.doi.org/10.22071/gsj.2015.41505

Abstract
  The Farrokhi formation in 15 km southwest of Khur with a thickness of up to 117m consists of marl and limestone with Maastrichtian age. In this section, the Farrokhi formation disconformably overlies the Haftoman formation below and the Chupanan formation above. In the present study, 87 genera and 103 ...  Read More

Original Research Paper
Dynamic Modeling of Land Subsidence in Tehran Plain

S Angornai; H Memarian; M Shariat Panahi; M.J Bolourchi

Volume 25, Issue 97 , December 2016, Pages 211-220

http://dx.doi.org/10.22071/gsj.2015.41506

Abstract
  Land subsidence is an environmental phenomenon that involves gradual or sudden settlement of the land surface because of compaction of underground material. Groundwater withdrawal, which occurs due to excessive use of water resources, is among the most important reasons for this phenomenon. Therefore, ...  Read More

Original Research Paper
Structure, Texture, Mineralogy and Genesis of Sulphide Ore Facies In Tappehsorkh Detrital-Carbonate-Hosted Zn-Pb-(Ag) Deposit, South of Esfahan

M Boveiri Konari; E Rastad; M Rastad; A Nakini; M Haghdoost

Volume 25, Issue 97 , December 2016, Pages 221-236

http://dx.doi.org/10.22071/gsj.2015.41507

Abstract
  Tappehsorkh Zn-Pb-(Ag) deposit, hosted by Lower Cretaceous siltstone, tuff and dolomite, is located in the northern part of the Irankuh mountain range, south of Esfahan. Sulphides in this ore have a relatively simple mineralogy including sphalerite, galena, tetrahedrite, pyrite and to a lesser extent, ...  Read More

Original Research Paper
Geochemistry of Streambed Sediments of Sarbaz River, South East of Iran: Determining Sediment Provenance and its Impact on Possible Environmental Pollution

M Shahraki; M.H Mahmudy Gharaie; R Moussavi-Harami; A Ahmadi

Volume 25, Issue 97 , December 2016, Pages 237-250

http://dx.doi.org/10.22071/gsj.2015.41508

Abstract
  In this research the catchment of the Sarbaz river, SE Iran, has been studied to determine sediment provenance and its possible pollution potential. 30 sediment samples collected from the riverbed were analyzed for major and trace elements, using combined XRF and AAS methods. Based on major and trace ...  Read More

Original Research Paper
Coastal Classification of Western Hormozgan Province by Means of Hanson and Hayes Methods

M Shiea; V Chegini

Volume 25, Issue 97 , December 2016, Pages 251-256

http://dx.doi.org/10.22071/gsj.2015.41509

Abstract
  In this research, the reactions of coastline between Lengeh and Gavbandi ports in the Hormozgan Province have been investigated using Hanson and Hayes classification methods. To achieve this, the dominant hydrodynamic forces along the coasts were first explored, then the effective variables were measured. ...  Read More

Original Research Paper
Geometric and Kinematic Analysis of Transverse Faults in Dasht-e Bu Region (NW of Damghan)

E Taheri; P Omidi; A Taheri

Volume 25, Issue 97 , December 2016, Pages 257-266

http://dx.doi.org/10.22071/gsj.2015.41510

Abstract
  In this research, the geometric and kinematic relationships between longitudinal and transverse faults in Dasht-e bu region (northwest of Damghan, eastern Alborz belt) were studied. All the longitudinal faults (Mila, Sabur and Mahtab faults) extend along NE-SW direction, whereas the transverse faults ...  Read More

Original Research Paper
Investigation of Microfacies, Sedimentary Environment and Diagenesis Processes of Dariyan Reservoir in Salman Oil Field

K Rezaeeparto; H Rahimpour Bonab; A Kadkhodaie; M Arian; E Hajikazemi

Volume 25, Issue 97 , December 2016, Pages 267-278

http://dx.doi.org/10.22071/gsj.2015.41511

Abstract
  Dariyan Formation (Aptian-Albian) is one of the main reservoir units in the South West of Iran which is equivalent to Shuaiba Fm,. Since the first step in the evaluation study of reservoir rock is studying the microfacies, depositional environments and diagenesis processes, in this research we have discussed ...  Read More

Original Research Paper
Analysis of Strike-Slip Kinematics in a Shear Zone with Heterogeneous Slip Rate: Case Study LutArea, Eastern Iran

H Yazdanpanah; M.M Khatib; H Nazari; E Gholami

Volume 25, Issue 97 , December 2016, Pages 279-290

http://dx.doi.org/10.22071/gsj.2015.41512

Abstract
  A model suggests the current shear, which originated about 5 Ma ago, has been accommodated by strike-slip faulting within and along the margins of the Lut area. The measured Quaternary slip rate along the Nehbandan fault system to the east and the Nayband fault system to the west margins of the Lut area ...  Read More

Original Research Paper
Petrogenesis and U-Pb Age Dating of Intrusive Bodies in the Sar Cheshmeh Deposit

M Aghazadeh

Volume 25, Issue 97 , December 2016, Pages 291-312

http://dx.doi.org/10.22071/gsj.2015.41516

Abstract
  The Sar Cheshmeh mine, a world-class porphyry copper deposit, is located in the Kerman metallogenic zone. The rock outcrops in the deposit are Eocene basalt, basaltic andesite and andesite, Oligocene granular and porphyry granodioritic intrusions and Miocene Sar Cheshmeh granodioritic porphyry stock, ...  Read More

Original Research Paper
An Image from the Deep-Seated Balarud Faulted Zone, North Andimeshk, SW Iran

H Hajialibeigi

Volume 25, Issue 97 , December 2016, Pages 313-328

http://dx.doi.org/10.22071/gsj.2015.41517

Abstract
  The E-W trending deep-seated Balarud fault zone is formed the part of Mountain Front Fault in north of Andimeshk. This strucutre has been separated the Lurestan zone (in North) from the Dezful Embayment (in South) that has operated as a faulted zone. Several subsurfaial and surface anticlines are affected ...  Read More

Original Research Paper
Epithermal Base Metal - Silver Mineralization at Gomish-Tappeh Deposit, Southwest of Zanjan

T Salehi; M Ghaderi; N Rashidnejad-Omran

Volume 25, Issue 97 , December 2016, Pages 329-346

http://dx.doi.org/10.22071/gsj.2015.41519

Abstract
  Gomish-Tappeh Zn-Pb-Cu (Ag) deposit is located in northwestern part of Urumieh-Dokhtar volcano-plutonic zone, 90 km southwest of Zanjan. Exposed rocks at the area include Oligo-Miocene volcano-sedimentary and sedimentary sequences as well as Pliocene dacitic subvolcanic dome, rhyodacitic volcanics and ...  Read More

Original Research Paper
Geometrical and Kinematic Analysis of the Vijenan Anticline – South of Gilan-e-Gharb

A Malaekeh; M.R Ghasemi; S Hakimi; A Bahroudi

Volume 25, Issue 97 , December 2016, Pages 347-361

http://dx.doi.org/10.22071/gsj.2015.41523

Abstract
  The Vijehnan anticline is located to the south of the Gilan-e-Gharb, in the simply folded belt of the Zagros. For analyzing the geometry and kinematics of the anticline, we first produced a geological map using a variety of satellite imagery, published geological maps and field studies. Four structural ...  Read More

Original Research Paper
Geochemistry, Geochronology and Tectonic Setting of Metamorphic Rocks from the Zanjan-Takab Region

F Bakhshizad; Gh Ghorbani

Volume 25, Issue 97 , December 2016, Pages 361-374

http://dx.doi.org/10.22071/gsj.2015.41537

Abstract
  The Zanjan-Takab metamorphic complex includes para- and orthogneisses, amphibolites, various types of schists and migmatites along with weakly metamorphosed, young magmatic dikes and lenses. In this study, we are focusing on the Zanjan-Takab metamorphic rocks from three regions including: 1- Almalu-Ghazi ...  Read More

Original Research Paper
Two Multilayer Perceptron Networks for the Determination of Leaky Confined Aquifer Parameters

T Azari; N Samani

Volume 25, Issue 97 , December 2016, Pages 375-386

http://dx.doi.org/10.22071/gsj.2015.41591

Abstract
  In recent years, the artificial neural networks (ANNs) are used as an alternative to the conventional type curve matching techniques for the determination of aquifer parameters. In this paper two multilayer perceptron networks (MLPNs) are developed for the determination of leaky confined aquifers parameters. ...  Read More

Original Research Paper
Geology and Geochemistry of Ophiolitic Extrusive Sequence in Forumad Area, Northeast Iran

R Kohansal; M Ghorbani; S.M Pourmoafi; M Khalatbari Jafari; J Omrani; S Zolfaghari; S Soleimani

Volume 25, Issue 97 , December 2016, Pages 387-396

http://dx.doi.org/10.22071/gsj.2015.41593

Abstract
  Abstract The Forumadophiolitic rocks as a part of Iran marginal microcontinentophiolites have been situated in the western part of Sabzevarophiolite. Field study shows extrusive sequence in this area with Late Cretaceous in age. This sequence has included basaltic pillow lavas with radiolarian chert ...  Read More

Original Research Paper
Using Iintelligence Committee Fuzzy Logic Model to Estimate Arsenic in Water Resources of Sahand Dam Basin

A.A Nadiri; F sadeghi Aghdam; A Asgharai Moghaddam

Volume 25, Issue 97 , December 2016, Pages 397-406

http://dx.doi.org/10.22071/gsj.2015.41597

Abstract
  This study presents an intelligence committee fuzzy logic (ICFL) model to estimate the concentration of total arsenic (III, V) in the area of the Sahand Dam basin, Iran. Because of a high concentration of arsenic (III, V) compared to WHO standard, Geolology Department of Tabriz University and East Azerbaijan ...  Read More

Original Research Paper
Petrogenesis & Tectonic Setting of Darreh Bagh Granitoid Pluton (NW Aligoodarz)

M Sadeghian; S Shekari

Volume 25, Issue 97 , December 2016, Pages 407-420

http://dx.doi.org/10.22071/gsj.2015.41598

Abstract
  Darreh-Bagh granitoidic pluton in the northwest of Aligoodarz composed of two felsic and mafic parts, with lithological composition range from diorite to quartzdiorite, and granodiorite to leucogranite respectively. Felsic rocks have calc-alkaline and peraluminous affinity and belong to S-type and continental ...  Read More

Original Research Paper
First Report of Hydroid-Serpulid Coexistence in Iran

H Kamali Sarvestani; A Sadeghi; S.M Mousavian

Volume 25, Issue 97 , December 2016, Pages 421-426

http://dx.doi.org/10.22071/gsj.2015.41599

Abstract
  Coexistence between hydroid Protulophila gestroi Rovereto, 1901 and family Serpulidea have been reported from many localies in Europe (England, France, Germany,…) and Middle East (Syria) from Middle Jurassic (Bajocian) to Pliocene. In this study coexistence for the first time in Iran and second ...  Read More