Volume 32 (2022)
Volume 31 (2021)
Volume 30 (2020)
Volume 29 (2020)
Volume 28 (2019)
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
Geologic and geochemical investigation on the Mn veins in Jonub-E Sehchangi, SW Birjand, Southern Khorasan province (east Iran)

Behnaz Barghi; Ali Asghar Calagari; Mohammad Hossein Zarrinkoub; Vartan Simmonds

Volume 27, Issue 106 , March 2018, Pages 3-12

https://doi.org/10.22071/gsj.2018.58346

Abstract
  Mn-bearing veins of Jonub -ESehchangi are located 200 km southwest of Birjand, Southern Khorasan province (east of Iran). These veins are hosted by andesitic rocks of Eocene to Oligocene ages. Ore minerals identified  by XRD method and mineralographic studies and are Pyrolusite, cryptomelane, psilomelane, ...  Read More

Original Research Paper
Hydrogeochemical investigation and water quality assessment in the sarough watershed, Takab mining district

Parisa Piroozfar; Samad Alipour; Soroush Modabberi; David Cohen

Volume 27, Issue 106 , March 2018, Pages 13-28

https://doi.org/10.22071/gsj.2018.58350

Abstract
  This study investigated the hydrogeochemistry and environmental water quality of rivers in Sarough watershed using the major ion chemistry and explored multivariate statistical methods for identification of processes which release the solutes in natural waters. Totally, 38 samples were collected along ...  Read More

Original Research Paper
Tectonosedimentary evolution of the basins in Central Alborz, Iran

Mohammad Reza Sheikholeslami

Volume 27, Issue 106 , March 2018, Pages 29-38

https://doi.org/10.22071/gsj.2018.58353

Abstract
  Evidence of at least ten different tectonic- controlled sedimentary basins can be recognized in the central part of the Alborz Mountains in the Middle part of the Alpine-Himalayan belt. They formed from Neoprotrozoic to recent time as the results of the relative plate motion in southwest of Asia in Tethyan ...  Read More

Original Research Paper
Rock mass structural characterization via short-range digital photogrammetry

Mohammad Masoud Samieinejad; Navid Hosseini Alaee; Kaveh Ahangari

Volume 27, Issue 106 , March 2018, Pages 39-44

https://doi.org/10.22071/gsj.2018.58357

Abstract
  Because of the important role of rock mass structural properties on its mechanical behavior, determining the qualitative and quantitative properties of has been a subject of intense research. In this regard, numerous techniques such as scanline surveying, cell mapping, and geologic structure mapping ...  Read More

Original Research Paper
Microfacies analysis and depositional environment of the Fahliyan Formation (Lower Cretaceus), Abadan plain, West South of Iran (Arvand-field)

Abbas Dehkar; Vali Ahmad Sajjadian; Mohammad Reza Noora; Kazem Shabani Goorji

Volume 27, Issue 106 , March 2018, Pages 45-52

https://doi.org/10.22071/gsj.2018.58359

Abstract
  The Fahliyan Formation of Khami Group is hosting important hydrocarbon reserves in Iran and also is a main reservoir rock in the Abadan Plain oil fields which is Neocomian in age. In the studied wells its thickness is about 406 meters. In the Abadan Plain, the Fahliyan Formation transitionally overlies ...  Read More

Original Research Paper
In-situ stress regime in the Asmari reservoir of the Zeloi and Lali oil fields, northwest of the Dezful embayment in Zagros fold-thrust belt, Iran

Hossein Talebi; Seyed Ahmad Alavi; Shahram Sherkati; Mohammad Reza Ghassemi; Alireza Golalzadeh

Volume 27, Issue 106 , March 2018, Pages 53-68

https://doi.org/10.22071/gsj.2018.58362

Abstract
  This paper analyzes in-situ stress field in the Asmari formation with in the complex structures of the Zeloi and Lali oilfields located in the Dezful embayment, SW Iran. The orientation of the maximum horizontal stress, SHmax is determined on the basis of compressive borehole breakouts and drilling-induced ...  Read More

Original Research Paper
Pervasive white and colored noise removing from magnetotelluric time series

Hanieh Mardomi; Mir Sattar Meshinchi Asl; Hamid Reza Siahkoohi

Volume 27, Issue 106 , March 2018, Pages 69-74

https://doi.org/10.22071/gsj.2018.58363

Abstract
  Magnetotellurics is an exploration method which is based on measurement of natural electric and magnetic fields of the Earth and is increasingly used in geological applications, petroleum industry, geothermal sources detection and crust and lithosphere studies. In this work, discrete wavelet transform ...  Read More

Original Research Paper
Predicting land subsidence rate due to groundwater exploitation in the district 19 of Tehran using MODFLOW and InSAR

Mojtaba Arjomandi; Ali Saremi; Amir Pouya Sarraf; Hossien Sedghi; Mahasa Roustaei

Volume 27, Issue 106 , March 2018, Pages 75-82

https://doi.org/10.22071/gsj.2018.58364

Abstract
  During recent years, groundwater exploitation and thereby decreasing hydraulic head in the compressible sedimentary aquifer which is placed in the district 19 of Tehran have been caused noticeable land subsidence. The land subsidence has been damaging the infrastructures which have been being built in ...  Read More

Original Research Paper
Agricultural crop growth modelling: a tool for dealing with the threat of climate change affecting food security (case study for greenhouse tomato)

Mohammad Bagher Lak; Saeid Minaei; Saeid Soufizadeh; Ahmad Banakar

Volume 27, Issue 106 , March 2018, Pages 83-90

https://doi.org/10.22071/gsj.2018.58365

Abstract
  Climate change and essentiality of the food security have motived scientists to try innovative approaches, among which, crop growth models can help to predict crop yield. In order to simulate tomato (Solanum lycopersicum) growth, phenological characteristics of a short-life variety of tomato were assessed. ...  Read More

Original Research Paper
Middle Jurassic biostratigraphy of plant macro and microfossils in Soltanieh Mountains, south of Zanjan, NW Iran

Fatemeh Vaez-Javadi; Nasrollah Abbassi

Volume 27, Issue 106 , March 2018, Pages 91-102

https://doi.org/10.22071/gsj.2018.58367

Abstract
  Jurassic deposits a section in south of Zanjan contain various taxa of macro and microfloras. Six plant macrofossil species belonging to five genera of various orders such as Equisetales, Cycadales, Bennettitales, and Pinales (Coniferales) are identified. This section contains seventeen species of palynomorphs ...  Read More

Original Research Paper
Impact of structural geology on integrated water resources modeling improvement; a case study of Garesoo river basin, in Doab-Merek station, Kermanshah, Iran

Masood Fotovat; Jahangir Porhemmat; Hossein Sedghi; Hossein Bababzadeh

Volume 27, Issue 106 , March 2018, Pages 103-110

https://doi.org/10.22071/gsj.2018.58368

Abstract
  Garesoo river basin in Doab-Merek, as studying area of this research, located in northwest of Kermanshah province in west part of Iran. There is long-term hydro climatologic data in this basin about rainfall, temperature, etc. (more than 50 years) and main river data (about 35 years). Due to intense ...  Read More

Original Research Paper
Determination of relationship between silver and lead mineralization based on fractal modeling in Mehdiabad Zn-Pb-Ag deposit, Central Iran

Gholamreza Hashemi Marand; Mohammadreza Jafari; Peyman Afzal; Ahmad Khakzad

Volume 27, Issue 106 , March 2018, Pages 111-118

https://doi.org/10.22071/gsj.2018.58371

Abstract
  Main aim of this study is to determine relationship between lead and silver mineralized zones using the Concentration-Volume (C-V) fractal modeling and logratio matrix based on subsurface data in Mehdiabad Zn-Pb-Ag deposit, central Iran. First, Pb and Ag raw data were analyzed by statistical processes ...  Read More

Original Research Paper
Mineralogy and geochemistry of Nodoushan Zn-Pb deposit: A transitional deposit in UDMA, Central Iran

Kamran Motevali; Mehrdad Behzadi; Mohammad Yazdi

Volume 27, Issue 106 , March 2018, Pages 119-130

https://doi.org/10.22071/gsj.2018.58372

Abstract
  Eocene magmatism with intermediate-acid tuffs and volcanic rocks, the host to the Nodoushan deposit in Yazd province, intruded by Oligocene early diorite and later granite plutonic rocks. The former involved in iron skarn (containing epidote and euhedral grossularite) to the north and northern part of ...  Read More