Volume 34 (2024)
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)
Petrology
Oligo-Miocene extrusive rocks of Razan-Avaj area (Urumieh-Dokhtar magmatic belt): evidence of OIB- like magmatism in supra-subduction zone setting

Morteza Delavari; Khadijeh Ghorbani; Amir Ali Tabbakh Shabani

Volume 31, Issue 4 , December 2021, , Pages 97-110

https://doi.org/10.22071/gsj.2021.270639.1881

Abstract
  The Urmieh- Dokhtar magmatic belt (UDMB) lying parallel to the Zagros suture zone is resulted from the subduction of Neotethyan oceanic lithosphere beneath the southern margin of Eurasia. The studied volcanic rocks of the Razan- Avaj area are part of UDMB magmatism. These rocks are composed of olivine-basalts, ...  Read More

Petrology
Origin of the Dorojin iron skarn deposit, NE Isfahan: mineralogy and fluid inclusions evidences

Zahra Alaminia; Zahra Rahmati; Hossein Azizi

Volume 29, Issue 115 , June 2020, , Pages 3-16

https://doi.org/10.22071/gsj.2019.144085.1522

Abstract
  The Dorojin granitoid at the northeastern Isfahan is located in the central Urumieh-Dokhtar zone and within the volcano-sedimentary complex. The Dorojin iron deposit is the one of the several ore deposits that Dorojin granitoid body is caused in its surrounding rocks. According to microscopic evidences, ...  Read More

Economic Geology
Geology, geochemistry and genesis of the Darreh Amrood Pb (Ag) deposit in the Urumieh-Dokhtar magmatic arc, south of Ghohrood

Fardin mousivand; Fayeq Hashemi; Mehdi Rezaei-Kahkhaei; Amir Pakizeh

Volume 29, Issue 114 , December 2019, , Pages 259-268

https://doi.org/10.22071/gsj.2018.122431.1438

Abstract
  The Darreh Amrood Pb (Ag) deposit is located in south of Ghohrood, in the Urumieh-Dokhtar magmatic arc (UDMA). Host rockes to the deposit are Middle to Late Eocene grey-green siliceous tuff and crystal lithic tuff. Geometry of orebodies is stratabound, irregular, and semiconcordant to discordant to layering ...  Read More

Geology, alteration, mineralization and geochemistry of the North Narbaghi epithermal Ag-Cu deposit, northeast Saveh

Negin Fazli; Majid Ghaderi; David Lentz; Jianwei Li

Volume 28, Issue 112 , August 2019, , Pages 13-22

https://doi.org/10.22071/gsj.2018.97142.1246

Abstract
  The North Narbaghi deposit is located approximately 26 km northeast of the city of Saveh in the central part of Urumieh-Dokhtar magmatic arc of Iran. In this area, the Oligo-Miocene intrusive rocks cut the Eocene volcano-sedimentary rocks intruding into the surrounding rocks causing extensive alteration ...  Read More

Mineral chemistry and petrogenesis of East Nabar skarn, Southwest of Kashan

S. M. Tabatabaei Manesh; F. Javadi; F. S Zohouri2

Volume 27, Issue 107 , June 2018, , Pages 253-264

https://doi.org/10.22071/gsj.2018.63836

Abstract
  The Nabar skarn is located about 35 km southwest of Kashan and within the Urumieh- Dokhtar magmatic belt  and is formed along the contact between limestone of Qom formation with a probably middle to upper Miocene intermediate and basic intrusion body. The main minerals forming this skarn are garnet, ...  Read More

Mineralogy and origin of iron rich garnetites in Choogan area- North of Meimeh

F. ayati

Volume 27, Issue 105 , December 2017, , Pages 3-12

https://doi.org/10.22071/gsj.2017.54125

Abstract
  In the studied area, the Cretaceous limestone rocks with abundant cracks are located on the Jurassic shales. Skarn producer fluids have influx into these cracks from a long distance and created distal skarns. The presence of a recrystallized and skarnified limestone rock layer within the shale, distinct ...  Read More

Sediment-hosted epithermal gold mineralization at Arabshah, SE Takab, NW Iran

S. M. Heidari; M. Ghaderi; H. Kouhestani

Volume 27, Issue 105 , December 2017, , Pages 265-282

https://doi.org/10.22071/gsj.2017.53971

Abstract
  Arabshah gold deposit formed through hydrothermal activity with an age of ~11 Ma (based on zircon U-Pb dating by LA-ICP-MS), in northwestern Iran. This hydrothermal activity is a part of the Urumieh-Dokhtar magmatic arc (UDMA), leading to mineralization in this area, similar to Zarshouran, Aghdarreh ...  Read More

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

https://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

U-Pb Zircon Dating of Kuh-e Dom Intrusion, its Dikes and Enclaves

F Sarjoughian; A Kananian; A Esna-Ashari; J Ahmadian

Volume 24, Issue 95 , June 2015, , Pages 145-154

https://doi.org/10.22071/gsj.2015.42422

Abstract
  The Kuh-e Dom intrusion with calc-alkaline nature, in the northeast of Ardestan is located in the central part of the Urumieh-Dokhtar Magmatic Arc and includes the felsic and intermediate-mafic units. The felsic unit consists of monzogranite, granodiorite, quartz monzonite and quartz monzodiorite, whereas ...  Read More

Geochemistry and Petrogenesis of Oligo-Miocene Plutonic Rock Bodies, Northwest of Shahr-e-Babak, Kerman Province, Iran

Gh Ghadami; A Moradiane Shahre Babaki; S.M Mortazavi

Volume 24, Issue 94 , March 2015, , Pages 157-170

https://doi.org/10.22071/gsj.2015.42905

Abstract
  More than 20 tonalitic to granodioritic plutonic domes, Oligo-Miocene in age, have intruded into the older volcanic rocks, in southeast of Urumieh- Dokhtar Magmatic Belt, northwest of Shahr-e-Babak. These rocks have granoporphyritic texture and consist of Phenocrysts of plagioclase, amphiboles and biotites. ...  Read More

Touzlar Epithermal Au-Ag (Cu) Deposit, Subvolcanic Intrusion-related of Intra-arc Extensional Setting, Northwest Mahneshan, Iran

S.M Heidari; M Ghaderi; H Kouhestani; M Hosseini

Volume 24, Issue 94 , March 2015, , Pages 329-349

https://doi.org/10.22071/gsj.2015.42948

Abstract
  The Touzlar epithermal gold deposit formed within the high-K calc-alkaline (shoshonitic) andesitic volcanic units in northwestern Iran. The volcanic complex is in fact a part of magmatism related to the Urumieh-Dokhtar Magmatic Belt crosscutting northeastern rim of the Sanandaj-Sirjan Metamorphic-Magmatic ...  Read More

Whole-Rock and Sr-Nd Isotope Geochemistry of Volcanic Host Rocks of the Chah Zard Ag-Au Deposit, Urumieh-Dokhtar Belt

H Kouhestani; M.H Ghaderi; M.H Emami; S Meffre; V Kamenetsky; J McPhie; Kh Zaw

Volume 23, Issue 90 , March 2014, , Pages 185-196

https://doi.org/10.22071/gsj.2014.43986

Abstract
  The Chah Zard Ag-Au deposit, a typical breccia-hosted low- to intermediate-sulfidation epithermal system, is located within late Miocene andesitic to rhyolitic volcanic complex in the central part of the Urumieh-Dokhtar magmatic belt. The orebodies are emplaced in breccia bodies dominantly hosted by ...  Read More

Chah Zard Deposit: Breccia-Hosted Epithermal Ag-Au Mineralization in the Urumieh-Dokhtar Belt

Majid Ghaderi; H. Kouhestani; M. H. Emami; K. Zaw

Volume 22, Issue 87 , December 2013, , Pages 9-24

https://doi.org/10.22071/gsj.2013.53826

Abstract
  The breccia-hosted epithermal Ag-Au deposit of Chah Zard is located within an andesitic to rhyolitic volcanic complex in the central part of the Urumieh-Dokhtar magmatic belt. At this location, magmatic and hydrothermal activity was associated with local extensional tectonics, formed in the Dehshir-Baft ...  Read More

Geochemistry and Petrogenesis of the Raveh Neogene Volcanic andSub-Volcanic Rocks in the Urumieh – Dokhtar Magmatic Belt (Central Iran)

M. H. Emami; R. Monsef; N. Rashid Nejad Omran

Volume 22, Issue 85 , December 2013, , Pages 91-104

https://doi.org/10.22071/gsj.2011.54025

Abstract
  Miocene to Pliocene volcanic rocks in the Raveh region have exposed northern part of the Urumieh - Dokhtar Magmatic Belt. Neogene volcanic rocks are situated on Upper Red Formation. Magmatic activity separated in two phase. The first phase is composed of basic to intermediate volcanic rocks such as basaltic-andesite ...  Read More