Volume 13 (2022)
Volume 12 (2021)
Volume 11 (2020)
Volume 10 (2019)
Volume 9 (2018)
Volume 8 (2017)
Volume 7 (2016)
Volume 6 (2015)
Volume 5 (2014)
Volume 4 (2013)
Volume 3 (2012)
Volume 2 (2011)
Volume 1 (2010)
Author = jahangiri, Ahmad
Number of Articles: 15
Mineral chemistry, tectonic setting and thermo-barometry of the gabbro-diorite intrusive body (south of Tikmehdash), East-Azarbaijan
Volume 13, Issue 1 , August 2022, , Pages 117-142
Abstract
The Bostanabad-Hashtrood gabbro-diorite intrusive body in the south of Tikmehdash has intruded the Eocene volcanic-sedimentary rocks. The chemistry of the constituent minerals in this ... Read More
Magma source and the evolution of Early Paleozoic (Silurian) metavolcanic rocks of Maku area (northwest of Iran): An evidence for Paleotethys drifting
Volume 12, Issue 1 , June 2021, , Pages 19-40
Abstract
A vast part of the Central Iranian and Alborz zones have affected by an extensional tectonic regime in the lower Paleozoic, especially the Silurian period. Due to some clear relation ... Read More
Geochemistry and petrogenesis of basaltic prisms from South of Germi city (Ardabil province)
Volume 8, Issue 31 , December 2017, , Pages 165-188
Abstract
The basaltic prisms assemblages of Poshtsar are located in the south-eastern of Germi city and include of mafic volcanic rocks such as olivine basalt. They are outcropped with about ... Read More
Petrology, geochemistry and petrogenesis of volcanic band rocks in North of Tabriz, NW Iran
Volume 8, Issue 30 , September 2017, , Pages 15-30
Abstract
The studied volcanic rocks are located in 35 km North West of Tabriz and consists of dacite, andesite, basalt and basaltic andesite. Based on structural geology evidences, this area ... Read More
Petrographic and petrogenetic studies of adakitic magmatism of Gavdel (Shivar Dagh) in Garehdagh-South Arminian Zone (Northwest of Iran) (Irankuh Pb-Zn deposit, Southwest of Isfahan)
Volume 8, Issue 29 , June 2017, , Pages 21-36
Abstract
Gavdel intrusive body, situated in NW Iran and NE of Uromieh-Dokhtar zone, is a part of Garehdagh, South-Arminian Zone (Arasbaran). The major outcrops of intrusive include of granodiorite, ... Read More
Petrography and petrology of the Ayghalesi granite, east of Takab area (northwest of Iran)
Volume 8, Issue 29 , June 2017, , Pages 37-52
Abstract
The investigated granite intrusion is located at the north of Ayghalesi village, east of Takab The Ayghalesi granite has been intruded the Eocene sandstone and conglomerate rocks and ... Read More
Petrology and geochemistry of Nabijan gabbroic and dioritic plutons (south west Kaleybar, NW Iran): an implication for post-collision magmatism
Volume 7, Issue 26 , July 2016, , Pages 1-22
Abstract
The Nabijan gabbroic and dioritic plutons outcropped at the southwest Kaleybar town. According to the field studies the diorite is younger than gabbro and crosscut the gabbroic pluton. ... Read More
Mineral chemistry and petrology of lamprophyric dyke in Guyposhti Mountain (northwest Maragheh-East Azarbaijan)
Volume 6, Issue 24 , January 2016, , Pages 115-130
Abstract
The study area is located about 30 km northwest of Maragheh in East Azerbaijan. The lamprophyric dyke intruded the Shemshak sedimentary rocks. Based on stratigraphic evidences, the ... Read More
Genesis of adakitic magmatism in Sahand region, Eastern Azarbaijan
Volume 5, Issue 20 , January 2015, , Pages 15-34
Abstract
We present new whole rock geochemical data for the Sahand dacite and rhyolite rocks lying in the south of Tabriz, and formed during the Oligo-Miocene period, when the collision between ... Read More
Anorthosites relations with Misho mafic rocks and using age as a guide to identify the Misho mafic rocks paleotectonics (NW of Iran)
Volume 5, Issue 20 , January 2015, , Pages 53-70
Abstract
The Misho Mafic magmatic massif (in NW of Iran) with complex and un-clear paleotectonic is situated in the Soltaniye- Misho zone, in SW of Marand city between the north and the south ... Read More
Study cause of tertrad effect in REE pattern in Misho A-type granitoides Complex, NW of Iran
Volume 3, Issue 10 , December 2012, , Pages 65-78
Abstract
A-Type granitoides of the East Misho, are per-aluminous to sub-aluminous rocks that formed by partial melting of lower crustal rocks. Their essential composed of quartz, K-Feldspar, ... Read More
Petrology and geochemistry of volcanic rocks from the South of Tabriz (Sahand Volcano)
Volume 3, Issue 9 , June 2012, , Pages 37-56
Abstract
The area under study is situated in the south of Tabriz and east of Urmia Lake. The area is dominated by a sequence of volcanic rock ranging from rhyolitic to dacitic composition related ... Read More
The petrography and geochemistry of volcanic rocks of Ghaflankuh, Myaneh (NW Iran)
Volume 2, Issue 6 , November 2011, , Pages 97-115
Abstract
The study area is a part of the western Alborz-Azarbaijan magmatic belt. The main outcrops in Ghaflankuh are including alternative andesite lava, andesite-basalt, trachy-andesite and ... Read More
The study of geochemical characteristics of Natanz plutonic complex, North of Isfahan
Volume 1, Issue 3 , December 2010, , Pages 65-88
Abstract
The Natanz plutonic complex is located 120 km north of Isfahan and in the Orumieh - Dokhtar magmatic belt. These Oligocene - Miocene plutons are intruded into the volcanics of Eocene. ... Read More
Introducing the Ghorveh fibrolites and their formation condition
Volume 1, Issue 1 , June 2010, , Pages 1-10