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)

Original Research Paper Exploration and Mining
Using U-spatial statistics method to identify and classify intensity of geochemical anomalies in the Neysian area

Amir Salimi; Samaneh Barak; Mahyar Yousefi

Articles in Press, Corrected Proof, Available Online from 22 September 2024


  An accurate threshold value makes a precise geochemical separation into anomaly and background areas. The threshold assignment using structural methods are preferred to non-structural methods. In this research, the U-spatial statistics, a structural based method, was used to study soil type geochemical ...  Read More

Original Research Paper Economic Geology
The condition of sulfidation state and hydrothermal fluid evolution on genesis of the quartz-sulfide ± gold veins in the Mouchesh deposit (southern Kurdistan): constraints on mineralization, fluid inclusions, and stable isotope of sulfur

Mehdi Moradi; Ebrahim Tale Fazel

Articles in Press, Corrected Proof, Available Online from 29 January 2024


  Mouchesh gold deposit (0.7 Mt @ 1.3 g/t gold) is located in the Takab-Delijan gold belt. Mineralization with several 28 gold-bearing quartz-sulfide veins (N40E-trending, 1 to 10 m wide, and 5 to 200 m long) has been formed in the host of Lower Cretaceous andesite and andesitic lithic tuff units. Open ...  Read More

Original Research Paper Economic Geology
Hydrothermal alteration and gold mineralization in Kharestan-Bidester, Taftan area, southeast Iran

Pooya Seyed Salehi Naeini; Saeid alirezaei

Articles in Press, Corrected Proof, Available Online from 07 February 2024


  The Kharestan-Bidester area, northwest of the Taftan volcano, is covered by a series of Plio-Quaternary lava flows and pyroclastic materials. The area is marked by extensive silicic and argillic alterations. The silicic zones, distinguished by vuggy texture, are bordered by advanced-intermediate argillic ...  Read More

Original Research Paper Petrology
Mineralogy and Geochemistry of Biotite in granodiorites of Dalayon Area (South of Borujerd-Iran)

Seyevahid Shahrokhi

Articles in Press, Corrected Proof, Available Online from 10 March 2024


  The Dalayon granitoid is located in the south of Borujerd and, is part of the Sanandaj-Sirjan zone. The lithological composition includes granodiorite, granite, pegmatite-granite, tonalite, quartz diorite, tourmaline-bearing pegmatite, and quartz-tourmaline veins intruded into volcanic and metamorphic ...  Read More

Original Research Paper Geological Environment and Engineering
the 28th July, 2022 Imamzadeh Davood flood ; Lessons for understanding the flood risk in the north of Tehran

razieh Lak; Ali Mohammadi; Javad Darvishikhatooni; Elnaz Aghaali

Articles in Press, Corrected Proof, Available Online from 16 March 2024


  Heavy rain falls in dray seasons with extreme water flow is one of the important factors in very intense damage urban areas and agricultural lands of the of arid and semi-arid plateaus and highlands. In semi-arid area such as southern flank of Alborz Mountain, neglecting the effect of geomorphologic ...  Read More

Original Research Paper Stratigraphy and Palaeontology
Plant Macrofossils of the Kalariz Formation (Rhaetian) in the Javaherdeh region (North of Iran): Dating, Geographical Expansion and their Correlation with the other Rhaetic Florizone in Iran


Articles in Press, Corrected Proof, Available Online from 26 March 2024


  Kalariz formation beds in Javaherdeh area has well exposure for plant macrofossils study. The studied area is located at the northern Alborz structural-facies zone, The Kalariz formation in Javaherdeh section consists of shale, siltstone, sandstone and conglomerate beds with coal veins and intrusive ...  Read More

Original Research Paper Tectonics
Geometry and kinematic analyses of deformation flow using shape and lattice preferred orientation, Sanandaj-Sirjan Metamorphic Belt (North Dehbid)

Babak Samani

Articles in Press, Corrected Proof, Available Online from 03 April 2024


  The use of spatial orientation of structural elements provides a great help to understand the geometry of shear zones. Investigating the indices of non-axial deformable flow in two areas of shape preferred orientation (SPO) and lattice preferred orientation (LPO) of quartz in the deformed rocks of Koli ...  Read More

Original Research Paper Petroleum geology
Geochemical evaluation of source rocks in the Garangan oilfield with the aim of discovering the reasons for the absence of hydrocarbon reserves in Asmari and Bangestan reservoirs

Fatemeh Taghizadeh; Khaled Maroufi; Reza Falahat; Ali Opera

Articles in Press, Corrected Proof, Available Online from 21 April 2024


  Objective of this study is to conduct a geochemical assessment over source candidates in the Garangan oilfield using Rock-Eval pyrolysis and vitrinite reflectance to identify factors contributing to the lack of hydrocarbon reserves in the Middle Cretaceous – Early Oligocene petroleum system. Furthermore, ...  Read More