Volume 33 (2023)
Issue 4
Vol. 33, Issue 3, Serial No. 130, Winter 2023
Issue 3
Vol. 33,, Issue.3, Serial No. 129, Autumn 2023
Issue 2
Vol. 33,, Issue.2, Serial No. 128, Summer 2023
Issue 1
Vol. 33,, Issue.1, Serial No. 127, Spring 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)
Original Research Paper
Lithostratigraphy, facies and evaluation of sedimentation conditions of Late Miocene Lignite Beds based on paleontology and sedimetology evidence, in the eastern area of Tabriz

Enayatallah Haghfarshi; Peyman Rezaee; Seyed Reza Moosavi Harami; Mohammad Faridi

Volume 33, Issue 1 , February 2023, Pages 3-26


  Lignite Beds of Tabriz are among of the Neogene formations in the northwestern area of the Iran, which is spread in the eastern suburb of Tabriz. Its sedimentary facies includes facies groups of fine grains clastics, sandstones, limestones and facies of lignite, tuff and microfacies and petrofacies under ...  Read More

Original Research Paper Petroleum geology
Hydrocarbon generation potential of the Kazhdumi Formation in Tang-E Maghar and Perchestan sections compared to the other oil fields in the Zagros Basin

Haniyeh Ghayeni; Mohamad Hosein Mahmudy-Gharaie

Volume 33, Issue 1 , February 2023, Pages 27-42


  Investigating the hydrocarbon generation potential of the Kazhdumi Formation, as the most important oil source rock in the Zagros sedimentary basin, is of great importance. The expansion of the Kazhdumi Formation in the Zagros Basin has been associated with differences in sedimentation depth of the basin ...  Read More

Original Research Paper Geological Environment and Engineering
Experimental studies to investigate the effects of joints on peak particle velocity in limestone blocks

Abbas Zolfaghari; Mashallah Khamehchiyan‬; Mohammad Reza Nikoodel; Abdollah Sohrabi-Bidar

Volume 33, Issue 1 , February 2023, Pages 43-54


  The combined effect of the number of joints, opening, type and thickness of filling on the amount of vibration caused by the propagation of waves in four identical dry limestone blocks with dimensions of 10*10*50 cm was studied. The maximum vibration of particles in intact and jointed rock blocks in ...  Read More

Review Article Geophysics
Determination of appropriate location for VLBI station establishing in the Middle East to reduce error of EOPs in CONT17 campaign

Asghar Rastbood; Mohsen Sahebi-Ilekhchi

Volume 33, Issue 1 , February 2023, Pages 55-68


  Very Long Baseline Interferometry (VLBI) is one of the essential approaches in geodesy. Significant capabilities of this technique are creation of International Celestial Reference Frame (ICRF), determination of Earth orientation parameters (EOPs), coordinates of station with high accuracy and light ...  Read More

Original Research Paper Tectonics
Investigating the stress regime in the Gorgan-plain, using inversion of earthquake focal mechanism solutions

Fereshteh Jafari-Hajati; Maryam Agh-Atabai; Majid Nemati; Ali Biglari-Fadafan

Volume 33, Issue 1 , February 2023, Pages 69-86


  In this research, to understand the present-day tectonic situation of Gorgan-plain in the east of the South Caspian basin, the tectonic stress regime of this area and its adjacent areas was estimated using the inversion of the data of the earthquake focal mechanisms. For this aim, in addition to analyzing ...  Read More

Review Article Tectonics
Orogenic and epeirogenic events in Iran

Mohammad R. Ghassemi; Ali Aghanabti; Abdollah Saeidi

Volume 33, Issue 1 , February 2023, Pages 87-106


  Correlation of the orogenic and epeirogenic events in Iran with the events that have been identified in different parts of the world and in different tectonic environments, has caused some confusion in the Iranian geological literature. After a brief review of the nature of known orogenic processes in ...  Read More

Original Research Paper Petrology
Amphibole crystallization and its role in the origin of the adakitic rocks from the Malayer-Boroujerd igneous complex

Amir Esna-Ashari; Massimo Tiepolo

Volume 33, Issue 1 , February 2023, Pages 107-122


  The Malayer-Boroujerd plutonic complex (MBPC) is part of the Sanandaj-Sirjan continental arc of Iran resulted from subduction of Neotethys oceanic crust below Central Iran microcontinent. A number of adakitic samples have recently been reported in the MBPC. This study shows that among the various petrogenetic ...  Read More

Original Research Paper Petrology
Petrogenesis of granitoids from Dalfard area (Northwest of Jiroft): Evidence of Volcanic arc tectonic setting in Urumieh – Dokhtar magmatic belt

Zeinab Rahmanian; Gholam Reza Ghadami; Hamid Ahmadipour; Mohammad Poosti

Volume 33, Issue 1 , February 2023, Pages 123-142


  Dalfard granitoids are located in the south-east of Kerman province and in the margins mainly include quartz diorite. Quartz diorites contain main minerals plagioclase, amphibole and biotite  and this work reveals that the rocks in this area are I type granitoides and they belong to calc-alkaline ...  Read More

Original Research Paper Petrology
Sr-Nd-Pb isotope and geochemistry of Anomaly 21 plutonic rock, Bafq metallogenic district (Central Iran): the evidence of Late Neoproterozoic magmatism

Niloofar Nayebi; Dariush Esmaeily; Soroush Modabberi; Ryuichi Shinjo

Volume 33, Issue 1 , February 2023, Pages 143-160


  Anomaly 21A, as a part of Bafq iron-apatite ore metallogenic district, is located in Central Iran, and encompasses wide spectrume of igneous, sedimentary and metamorphic rocks. The igneous rocks that show narrow geochemical variations and dominantly plot in the monzonite to monzodiorite fields, are ...  Read More

Original Research Paper Petrology
Geochemistry and petrology of Upper Triassic basic volcanic rocks in the Central Alborz region, south of Pole Sefid

Saeid Samarbakhsh; Mohammad Hashem Emami; Seyed Mojtaba Mortazavi; Mansour Vosoughi-Abedini

Volume 33, Issue 1 , February 2023, Pages 161-178


  The study area, situated 50 km north of Ghaemshahr, structurally belongs to the Central Alborz tectonic zone. The volcanic rocks of the area, including basalt, andesite, trachyandesite, and dolerite are the products of fractional crystallization and some contamination processes. Clinopyroxene, olivine, ...  Read More

Original Research Paper Economic Geology
Petrology, geochemistry and chemical nature of the Goft and Mohammadabad manganese ore host rocks, in the Late Cretaceous volcanic-sedimentary sequence southwest of Sabzevar

Shaghayegh Sadat Hashempour; Sajjad Maghfouri; Ebrahim Rastad

Volume 33, Issue 1 , February 2023, Pages 179-196


  The Goft and Mohammadabad manganese deposits are located in the southwestern part of Sabzevar, whitin the Late Cretaceous volcano-sedimentary sequences. This sequence is located inside a 100 km long folded structure with northeast-southwest trend. Mohammadabad manganese deposit located in the southeastern ...  Read More

Original Research Paper Economic Geology
An approach to the origin of the Nineh Lead-Zinc deposit, the north of Mahallat, Markazi Province; insight from mineralogical, fluid inclusion and stable isotope (C-O-S) studies

Shayan Akrami; Mohammad Ali Aliabadi; Mohammad Reza Hazareh; Abbas Askari; Tayebeh Ramezani

Volume 33, Issue 1 , February 2023, Pages 197-212


  Nineh Pb-Zn deposit is located in the east of the Markazi province, in the Middle to Upper Jurassic rock units of the Malayer-Esfahan  metallogenic belt. Stratified and epigenetic mineralization, in the form of veins, replacement and open spaces filling, including the main minerals of galena, sphalerite ...  Read More