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)
Economic Geology
Genesis of the Miandasht copper deposit, East of Mayamey: Based on geological, mineralogical and geochemical evidences

Fatemeh Esmaeili; Fardin mousivand; Mahmoud Sadeghian; Seyed Mehran Heidari

Volume 32, Issue 4 , December 2022, , Pages 305-318

https://doi.org/10.22071/gsj.2022.293355.1919

Abstract
  Miandasht copper deposit is located in 110 km east of Shahrood, 24km north west of Abbasabad, and in the Cenozoic volcanic belt of north of Central Iran zone. The major rock units of the study area have Eocene age and include submarine flows (andesite, basalt, and trachyandesit), pyroclastic (tuff breccia ...  Read More

Petrographic Features and Geochemical Studies of East Qazvin Volcanic Rocks in Order to Determine Natural Pozzolan Capable Units

Rahimzadeh Bahman; F. Masoudi; S. M. Fatemi Aghda; T. Parhizkar; A. Pour Khorshidi

Volume 22, Issue 85 , December 2013, , Pages 167-172

https://doi.org/10.22071/gsj.2012.54033

Abstract
  In the north of Abyek - Qazvinmain road, various volcanic units contain olivine basalt, basalt, andesitic basalt, dacite, andesite and their associated tuffs with Eocene to Quaternary age are exposed. In order to examine geochemical and petrographic features effect on pozzolan activity, five samples ...  Read More

Structural Mechanisms of the Quaternary Basalts in Bijar area, west of Iran

G. Maleki; A. Saeedi; M.H. Emami; M. Kheirkhah

Volume 21, Issue 83 , December 2012, , Pages 87-96

https://doi.org/10.22071/gsj.2012.54523

Abstract
  In Sanandaj- Sirjan zone a vast outcrops of volcanic  rocks, which founded as high terraces, are covered  the Pre-Quaternany  rocks. The volcanic rocks are appeared in different shapes and morphological features. Based on the Zagros geodynamical evolution, mentioned rocks assumed  ...  Read More