Volume 14 (2023)
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)

Rock Mechanics
Numerical Modelling of Backfill Grouting Approaches in EPB Tunneling

L. Nikakhtar; Sh. Zare; H. Mirzaei Nasir Abad

Volume 11, Issue 1 , January 2020, , Pages 301-314


  One of the main issues involved during tunnel construction with tunnel boring machines is the tail gap grouting. This gap is between the external diameter of tunnel lining and the excavation boundary that is filled with high-pressure grouting materials. In this work, three different approaches of gap ...  Read More

Assessment of Effect of Rock Properties on Horizontal Drilling Rate in Marble Quarry Mining: Field and Experimental Studies

Mohammad Rezaei; Navid Nyazyan

Volume 14, Issue 1 , January 2023, , Pages 321-339


  Rock drilling is one of the most important processes in the mining operations, which involves high costs. Deep knowledge of the drilling conditions and rock mass properties can help the optimum selection of drilling system, precise determination of type and number of drilling equipment, and accurate ...  Read More

Porosity classification from thin sections using image analysis and neural networks including shallow and deep learning in Jahrum formation

M. Abedini; M. Ziaii; Y. Negahdarzadeh; J. Ghiasi-Freez

Volume 9, Issue 2 , April 2018, , Pages 513-525


  The porosity within a reservoir rock is a basic parameter for the reservoir characterization. The present paper introduces two intelligent models for identification of the porosity types using image analysis. For this aim, firstly, thirteen geometrical parameters of pores of each image were extracted ...  Read More

Rock Mechanics
Efficiency of seismic wave velocity and electrical resistivity in estimation of limestone rock mass quality indices (Q, Qsrm) (Case study: Asmari formation, SW Iran)

Seyed M. Fatemi Aghda; M. Kianpour; M. Talkhablou

Volume 10, Issue 2 , April 2019, , Pages 529-541


  In this research, the relationship between P-wave velocity (Vp) and Electrical Resistivity (ER) parameters with rock mass quality indices is investigated; parameters such as rock mass quality classification (Q) and modified system for sedimentary rocks, known as Qsrm. For making predictive models, about ...  Read More

Investigation of Geochemical Correlation Between Radioactive and Rare Earth Elements: Case Study of Baghak Mine, NE Iran

Seyyed S. Ghannadpour; A. Hezarkhani

Volume 12, Issue 2 , April 2021, , Pages 569-587


  In several uranium (U) prospecting projects in Iran, particularly Central Iran, the association and enrichment of rare earth elements (REEs) are known as the usual features. Sometimes the association of REEs and U with high economic perspective has caused that the relation between the rare earth and ...  Read More

A Hybrid Fuzzy MCDM Approach to Determine an Optimal Block Size in Open-Pit Mine Modeling: a Case Study

J. Abdollahei Sharif; A. Jafarpour; S. Yousefi

Volume 11, Issue 2 , April 2020, , Pages 611-627


  The computer-based 3D modeling of ore bodies is one of the most important steps in the resource estimation, grade determination, and production scheduling of open-pit mines. In the modeling phase, the volume of the orebody model is required to be filled by the blocks and sub-blocks. The determination ...  Read More

Rock Mechanics
Deformation mechanism and optimum design for large cross-sectional longwall installation roadway under compound roof

H.C. ZHAO; H.J. An; M.S. Gao

Volume 9, Issue 3 , July 2018, , Pages 771-784


  Both the deformation characters and the failure mode of the large cross-sectional longwall installation roadway under compound roof are becoming an emergent issue than ever before due to the rapid development of modern mining equipment. Various engineering applications have revealed that the insufficient ...  Read More

Mineral Processing
Modelling and optimization of digestion efficiency of bauxite in Bayer process: Iran Alumina company

M. R. Khani; M. Karamoozian

Volume 10, Issue 3 , July 2019, , Pages 799-809


  In the present work, we investigated and optimized the digestion efficiency, A/S (Al2O3/SiO2 in red mud), and N/S (Na2O/SiO2 in red mud) of mixed bauxite in Iran Alumina Company using the Bayer process. Digestion experiments were carried out in an induction rotary autoclave on a mix of Jajarm, Yazd, ...  Read More

An Investigation on Tailing Slurry Transport in Kooshk lead-Zinc Mine in Iran Based on Non-Newtonian Fluid Rheology: an Experimental Study

J. Vazifeh Mehrabani; M. Goharkhah

Volume 12, Issue 3 , July 2021, , Pages 877-893


  In the current research work, a piping system is designed for slurry transport to the tailing dam in the Kooshk lead-zinc mine, Iran. The experiments are carried out primarily to investigate the rheological behavior of the slurry at different densities and obtain a non-Newtonian model for the shear stress ...  Read More

Development of a New Experimental Technique for Dynamic Fracture Toughness Measurement of Rocks using Drop Weight Test

Gh. Khandouzi; H. Memarian; M. H. Khosravi

Volume 11, Issue 3 , July 2020, , Pages 909-920


  The dynamic fracture characteristics of rock specimens play an important role in analyzing the fracture issues such as blasting, hydraulic fracturing, and design of supports. Several experimental methods have been developed for determining the dynamic fracture properties of the rock samples. However, ...  Read More

Investigation of effect of sulfate ion on xanthate consumption in galena flotation based on thermodynamic diagrams

M.R. Shahverdi; A. Khodadadi Darban; M. Abdollahy; Yadollah Yamini

Volume 9, Issue 4 , October 2018, , Pages 1035-1048


  Flotation is a common process in sulfide ore beneficiation. Due to the restrictions and lack of access to high-quality water sources for industrial purposes, recycled water plays an important role in the flotation processes. Due to the existence of various organic and inorganic substances in the process, ...  Read More

Rock Mechanics
Performance evaluation of chain saw machines for dimensional stones using feasibility of neural network models

J. Mohammadi; M. Ataei; R. Kakaie; R. Mikaeil; S. Shaffiee Haghshenas

Volume 10, Issue 4 , October 2019, , Pages 1105-1119


  Prediction of the production rate of the cutting dimensional stone process is crucial, especially when chain saw machines are used. The cutting dimensional rock process is generally a complex issue with numerous effective factors including variable and unreliable conditions of the rocks and cutting machines. ...  Read More

Design of Loading and Transportation Fleet in Open-Pit Mines using Simulation Approach and Metaheuristic Algorithms

H. hadizadeh Ghaziania; M. Monjezi; A. Mousavi; H. Dehghani; E. Bakhtavar

Volume 12, Issue 4 , October 2021, , Pages 1177-1188


  The production cycle in open-pit mines includes the drilling, blasting, loading, and haulage. Since loading and haulage account for a large part of the mining costs, it is very important to optimize the transport fleet from the economic viewpoint. Simulation is one of the most widely used methods in ...  Read More

Accuracy of Discrete Element Method Simulations: Rolling and Sliding Frictions Effects-Case study: Iron Ore Pellets

E. Nemattolahi; A.R. Ghasemi; E. Razi; S. Banisi

Volume 11, Issue 4 , October 2020, , Pages 1205-1216


  The discrete element method (DEM) has been used as a popular simulation method in order to verify the designs by visualizing how materials flow through complex equipment geometries.  Although DEM simulation is a powerful design tool, finding a DEM model that includes all real material properties ...  Read More

Identifying and Prioritizing Factors Affecting Bursting of Dump Truck Tires in Mines using Fuzzy Best-Worst Method

Mahdi Malakoutikhah; Hamed Nezafat; Masoud Ashoogh; Erfan Hayati; Hosein Mirzamohammadi; Valiallah Karimi Gogheri; Hadiseh Rabiei

Volume 13, Issue 4 , October 2022, , Pages 1225-1237


  Due to the high number and severity of tire burst accidents of dump trucks, the present work is conducted to identify and prioritize the effective causes of dump truck tire bursts using the fuzzy best-worst method (FBMW). The present work is conducted using content analysis and FBMW. First, by using ...  Read More

Failure mechanism of rock pillar containing two edge notches; Experimental test and numerical simulation

amir rezaei; vahab sarfarazi; nima babanouri; Mohammad Omidi manesh; shirin jahanmiri

Articles in Press, Accepted Manuscript, Available Online from 18 April 2023


  Non-persistent joints are geologic occurrences in rocks that weaken pillars because they are present within them. Using practical tests and numerical models, it has been determined how edge notches affect the way pillars break. Gypsum samples that are notched and have dimensions of 70 mm by 70 mm by ...  Read More

Application of concentration gradient coefficients in mining geochemistry: A comparison of copper mineralization in Iran and Canada

S. Safari Sinegani; M. Ziaii; M. Ghoorchi; M. Sadeghi

Volume 9, Issue 1 , January 2018, , Pages 277-292


  In this work, the concentration gradient (CG) analysis of local-scale exploration for Porphyry-Cu deposits is applied in two zones using the G(Vz) index (CG(Zn*Pb)/CG(Cu*Mo)). The first zone is covered by a 1:2000 map of the Sungun and Astamal areas in NW Iran and the second one in the Inza area in British ...  Read More

Analysis of Grinding and Chipping Processes beneath Disc Cutters of Hard Rock Tunnel Boring Machines (Case study: Uma-Oya water Conveyance Tunnel, SriLanka)

Seyed M. Pourhashemi; K. Ahangari; J. Hassanpour; Seyed M. Eftekhari

Volume 12, Issue 1 , January 2021, , Pages 281-297


  Mechanized tunneling in rocks is based on fracture propagation and rock fragmentation under disc cutters. Rock chipping is an efficient kind of fragmentation process, while the grinding process may occur under special conditions. The cutter-head penetration is an appropriate parameter involved in order ...  Read More

Rock Mechanics
New empirical failure criterion for shale

S. Moshrefi; K. Shahriar; A. Ramezanzadeh; K. Goshtasbi

Volume 10, Issue 1 , January 2019, , Pages 287-304


  A new failure criterion was presented to predict the ultimate strength of shale under the triaxial and polyaxial state of stress. A database containing 93 datasets was obtained from the results of the uniaxial, triaxial, polyaxial compressive tests, an indirect tensile test was collected from reliable ...  Read More

Identification of Alteration Zones using ASTER Data for Metallic Mineralization in Ahar region, NW Iran

F. Mirsepahvand; M.R. Jafari; P. Afzal; M. A. Arian

Volume 13, Issue 1 , January 2022, , Pages 309-324


  The goal of this research work is to recognize the metallic mineralization potential in the Ahar 1:100,000 sheet (NW Iran) using the remote sensing data based on determination of the alteration zones. This area is located in the Ahar-Arasbaran metallogenic zone as a significant metallogenic zone in Iran ...  Read More

Studying Relationship between Coal Intrinsic Characteristics in Spontaneous Combustion of Coal Potential Using Crossing Point Temperature Test Method

A. Saffari; M. Ataei; F. Sereshki

Volume 11, Issue 1 , January 2020, , Pages 315-333


  Spontaneous combustion of coal is one of the most horrifying hazards in coal industries, especially in underground coal mines. Thus having a prior knowledge about the occurrence of this phenomenon in underground coal mines is of crucial importance in preventing this process, loss of life, huge economic ...  Read More

Block Toppling Stability of Rock Block with Rounded Edges using Sarma Approach

Hassan Sarfaraz; Mohadeseh Sarlak; Fatemeh Ashoor; Erfan Amini

Volume 14, Issue 1 , January 2023, , Pages 341-353


  In rock slopes, block toppling failure is a prevalent instability. In this instability, rock mass consists of a series of dominant parallel discontinuities that are dipping steeply into the slope face, and a series of cross-joints are located normal to the dominant discontinuities. Blocks may slide or ...  Read More

A practical approach to open-pit mine planning under price uncertainty using information gap decision theory

M. M. Tahernejad; M. Ataei; R. Khalokakaie

Volume 9, Issue 2 , April 2018, , Pages 527-537


  In the context of open-pit mine planning, uncertainties including commodity price would significantly affect the technical and financial aspects of mining projects. A mine planning that takes place regardless of the uncertainty in price just develops an optimized plan at the starting time of the mining ...  Read More

Rock Mechanics
Performance evaluation of gang saw using hybrid ANFIS-DE and hybrid ANFIS-PSO algorithms

A.R. Dormishi; M. Ataei; R. Khaloo Kakaie; R. Mikaeil; S. Shaffiee Haghshenas

Volume 10, Issue 2 , April 2019, , Pages 543-557


  One of the most significant and effective criteria in the process of cutting dimensional rocks using the gang saw is the maximum energy consumption rate of the machine, and its accurate prediction and estimation can help designers and owners of this industry to achieve an optimal and economic process. ...  Read More

3D Characterization of Uniaxial Compressive Strength of Transversely-Isotropic Intact Rocks

V. Maazallahi; A. Majdi

Volume 11, Issue 2 , April 2020, , Pages 629-641


  The uniaxial compressive strength (UCS) of intact rocks is one of the key parameters in the course of site characterizations. The isotropy/anisotropy condition of the UCS of intact rocks is dependent on the internal structure of the rocks. The rocks with a random grain structure exhibit an isotropic ...  Read More