Iranian Journal of Earth Sciences
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Geochemistry and tectonomagmatic environment of Eocene volcanic rocks in the Southeastern region of Abhar, NW Iran (Islamic Azad University, Mashhad Branch, 2023-10-01)Eocene volcanic are exposed in southeast of Zanjan in the Tarom magmatic zone that located in the Central Iran structural zone. The Abhar Eosen pyroclastic with andesite, trachy-andesite, dacite and rhyolite along with ...
 
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Earthquake ground-motion prediction in the Khalkhal region, NW Iran (Islamic Azad University, Mashhad Branch, 2023-10-01)Understanding seismic sources in a region help us to identify the level of ground motion. The area around Khalkhal city in the south of Ardabil province, northwest Iran, is a seismic region that is specially, complex from ...
 
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Study of development cycle of down ramp in underground metal mine (Islamic Azad University, Mashhad Branch, 2023-10-01)Mine development is the process of constructing a mining facility and supporting infrastructure. In the mining industry, operations are sequential. It means one function cannot start until its preceding operation has been ...
 
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Paleontology and taphonomy of Kuphus polythalamius (Linnaeus 1767), Navab anticline, Central Iran (Islamic Azad University, Mashhad Branch, 2023-07-01)The Burdigalian carbonate of the Central Iran contains very well-preserved specimens of Kuphus polythalamius. The tube of Kuphus polythalamius is a calcareous secretion that enables Pelecypoda to live in the mud of shallow ...
 
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Microbiostratigraphy of upper Cretaceous deposits (Bangestan Group) in the northwestern flank of Sepid Kuh anticline, W Iran (Islamic Azad University, Mashhad Branch, 2023-07-01)The benthic and planktonic foraminiferal contents of the Bangestan Group (Sarvak, Surgah and Ilam formations) in the Sepid Kuh anticline in the Lorestan Zone, W Iran, were studied. Bangestan Group consists of limestone, ...
 
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An experimental study on the stress memory retrieval in rocks using deformation rate analysis method (Islamic Azad University, Mashhad Branch, 2023-07-01)Knowledge of the in situ stress state is an essential component in rock engineering, especially for underground spaces in civil, mining, petroleum geomechanics and geothermal energy projects. The most accurate methods of ...
 
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An interpretation of Airborne Magnetic data to characterize Nickel-Copper mineralization over Mpemba Hill, Blantyre Malawi (Islamic Azad University, Mashhad Branch, 2023-07-01)The present study seeks to characterize Ni-Cu mineralization at Mpemba hill in Blantyre, southern Malawi by using aeromagnetic and drill hole data. The area has been under-explored for this im-portant economic commodity ...
 
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Contamination of arable topsoil by organic and inorganic pollutants around petroleum products handling facilities (Islamic Azad University, Mashhad Branch, 2023-04-01)The concentrations of heavy metals (inorganics) and poly aromatic hydrocarbons (organics) were determined in soils around fueling stations and automobile workshops. Mean concentrations of nickel, lead, cadmium and vanadium ...
 
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Relationship between Rare Earth and Radioactive Elements (Islamic Azad University, Mashhad Branch, 2023-04-01)According to the relation of rare earth elements (REEs) and radioactive elements in some of prospecting projects (particularly uranium (U) prospecting) in central Iran, in current study, sampling from the Baghak anomaly ...
 
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Study of A-type granite from the South of Lake Urmia, Sanandaj-Sirjan Zone: Implications for the Neotethys opening in Iran (Islamic Azad University, Mashhad Branch, 2023-04-01)The magmatic evidence of the Neotethys opening in Iran, such as the Late Paleozoic A-type granitoids, was mainly discovered along the Sanandaj-Sirjan Zone and parallel to the Neotethys suture. Therefore, they may provide ...
 
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Genesis and geochemical evolution of the Mio-Pliocene volcanic rocks in the southwest of Bostanabad: A comparison with the classic Adakite (Islamic Azad University, Mashhad Branch, 2023-04-01)AbstractThe Sahand volcano (Kuh-e-Sahand) is located in NW Iran, about 60 km E of Lake Urumieh and 40 Km SSE of Tabriz. The volcano is a stratovolcano and is dominated by pyroclastic materials and lava flows in the ...
 
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Quantification of heavy metal concentration and environmental health risk assessment from roadside agricultural land of Dhaka-Aricha highway, Bangladesh. (Islamic Azad University, Mashhad Branch, 2023-04-01)The study quantified the heavy metal contamination, their sources& assessed the environmental risk of roadside agricultural land. Forty-five surface soil samples were collected from fifteen sampling points in Dhaka-Aricha ...
 
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Hazard Functions and Conditional Probability of Earthquake Occurrences in Major Fault Zones in Turkey (Islamic Azad University, Mashhad Branch, 2023-04-01)Among several distribution characteristics, temporal distribution characteristics of earthquakes provide the most crucial information on the temporal patterns of past seismicity. Identification of such patterns is required ...
 
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Geochemistry and potential of toxic elements in sediments originating from salt domes, north of Hormuz strait (Pol, Gachin, Angouran and Hormuz) (Islamic Azad University, Mashhad Branch, 2023-01-01)This study investigates the concentration, potential of toxicity, and source rocks of seven toxic elements (As, Cd, Cu, Cr, Pb, Zn, and Ni) in the sediments of four salt domes on the north of Hormuz Strait (Hormuz, Pol, ...
 
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Accumulation of lead, antimony and arsenic in soil and water in Khunik gold prospecting area, Eastern Iran (Islamic Azad University, Mashhad Branch, 2023-01-01)Khunik gold prospecting area is located in the eastern part of Lut block, eastern Iran. Main rock units are andesite, agglomerate, latite, dacitic lava, rhyodacite, volcanic breccia and conglomerate. Geological and geochemical ...
 
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Biostratigraphy, microfacies and sedimentary environment of the Jahrum Formation in Chaharmahal Bakhtiari province, West of Iran (Islamic Azad University, Mashhad Branch, 2023-01-01)In this research, the biostratigraphy, microfacies, and depositional environment of carbonate sediments of the Jahrum Formation will be investigated based on microscopic textures and the distribution of benthic foraminifera. ...
 
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Potential impact of drought on Mikkes River flow (Morocco) (Islamic Azad University, Mashhad Branch, 2023-01-01)Mikkes River Basin is located in the north-center of the Kingdom of Morocco (North-West of Africa). It comprises of three different zones which represent diversified geologies and which shelter a phreatic and confined ...
 
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Is skarnization the cause of mineralization? a case study, Sanandaj Sirjan zone, west Iran (Islamic Azad University, Mashhad Branch, 2023-01-01)The skarn type mineralization has long been accepted as an interaction of magma and the host carbonate rocks. Most researchers have considered the iron deposits in the northern Sanandaj Sirjan zone (Kurdistan area) as ...
 
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Investigation of alterations and lineaments in Rashid-Abad mineral area (N Zanjan, NW Iran), Using integration of Remote Sensing and Aeromagnetic data (Islamic Azad University, Mashhad Branch, 2022-10-01)In this research, remote sensing and aeromagnetic data sets were integrated to investigate structural features and alteration zones of Rashid-Abad mining area. This area is located approximately 45 km north of Zanjan, in ...
 
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Application of mineral chemistry in determining magma fertility of the Tarom northern and southern intrusions, NW Iran (Islamic Azad University, Mashhad Branch, 2022-10-01)The Tarom metallogenic belt of the Alborz magmatic belt in NW Iran is characterized by two alignments of intrusion in its northern and southern parts. The northern intrusion is younger than the southern one. Mineral chemistry ...
 



