Original Research Paper
Assessment of Terrain and Land Use/Land Cover Changes of Mine Sites using Geospatial Techniques in Plateau State, Nigeria
1. Assessment of Terrain and Land Use/Land Cover Changes of Mine Sites using Geospatial Techniques in Plateau State, Nigeria

A. Owolabi

Volume 11, Issue 4 , Autumn 2020, Pages 935-948

http://dx.doi.org/10.22044/jme.2020.9668.1879

Abstract
  In this paper, we report a geospatial assessment of the selected mine sites in the Plateau State, Nigeria. The aim of this work is to determine the impact of mining on the terrain as ...  Read More
Original Research Paper
Optimal Earthmoving Fleet Size for Minimising Emissions and Cost
2. Optimal Earthmoving Fleet Size for Minimising Emissions and Cost

Seyed A.R. Kaboli; M. Bahaaddini; Seyed M. Kaboli

Volume 11, Issue 4 , Autumn 2020, Pages 949-965

http://dx.doi.org/10.22044/jme.2020.9910.1918

Abstract
  Traditionally, the earthmoving operations have been developed based on the minimum cost per production criterion. Nowadays, due to the negative impacts of the emissions on the environment, ...  Read More
Original Research Paper
Analysis and Forecast of Mining Accidents in Pakistan
3. Analysis and Forecast of Mining Accidents in Pakistan

K. Sultan Shah; I. Mithal Jiskani; N. Muhammad Shahani; H. Ur Rehman; N. Muhammad Khan; S. Hussain

Volume 11, Issue 4 , Autumn 2020, Pages 967-976

http://dx.doi.org/10.22044/jme.2020.10082.1945

Abstract
  In the mining sector, the barrier to obtain an efficient safety management system is the unavailability of future information regarding the accidents. This paper aims to use the auto-regressive ...  Read More
Case Study
Dilution Risk Ranking in Underground Metal Mines using Multi-Attributive Approximation Area Comparison
4. Dilution Risk Ranking in Underground Metal Mines using Multi-Attributive Approximation Area Comparison

M. Mohseni; M. Ataei; R. Khaloo Kakaie

Volume 11, Issue 4 , Autumn 2020, Pages 977-989

http://dx.doi.org/10.22044/jme.2019.8506.1729

Abstract
  The contamination of ores with wastes or materials of lower than the cut-off grade is referred to as dilution. Dilution is an undesirable phenomenon that, on one hand, reduces the product ...  Read More
Research Note
A New Technical and Economic Model to Calculate Specific Charge and Specific Drilling Using Hole Diameter, Bench Height, Uniaxial Compressive Strength, and Joint Set Orientation
5. A New Technical and Economic Model to Calculate Specific Charge and Specific Drilling Using Hole Diameter, Bench Height, Uniaxial Compressive Strength, and Joint Set Orientation

A. Ghanizadeh Zarghami; K. Shahriar; K. Goshtasbi; A. Akbari Dehkharghani

Volume 11, Issue 4 , Autumn 2020, Pages 991-1005

http://dx.doi.org/10.22044/jme.2020.9527.1864

Abstract
  Calculation of the specific charge and specific drilling before a blasting operation plays a significant role in the design of a blasting pattern and the reduction of the final extraction ...  Read More
Original Research Paper
Numerical Investigation of Effect of Rock Bolt Angle on Shear Behavior of Rock Bridges
6. Numerical Investigation of Effect of Rock Bolt Angle on Shear Behavior of Rock Bridges

V. Sarfarazi; A. Tabaroei

Volume 11, Issue 4 , Autumn 2020, Pages 1007-1022

http://dx.doi.org/10.22044/jme.2020.9580.1871

Abstract
  In this work, the effect of rock bolt angle on the shear behavior of Rock Bridges is investigated using the particle flow code in two dimensions (PFC2D) for three different Rock Bridge ...  Read More
Original Research Paper
Robust Principal Component Analysis and Fractal Methods to Delineate Mineralization-Related Hydrothermally-Altered Zones from ASTER Data: A Case Study of Dehaj Terrain, Central Iran
7. Robust Principal Component Analysis and Fractal Methods to Delineate Mineralization-Related Hydrothermally-Altered Zones from ASTER Data: A Case Study of Dehaj Terrain, Central Iran

N. Habibkhah; H. Hassani; A. Maghsoudi; M. Honarmand

Volume 11, Issue 4 , Autumn 2020, Pages 1023-1037

http://dx.doi.org/10.22044/jme.2020.9619.1876

Abstract
  The Dehaj area, located in the southern part of the Urumieh-Dokhtar magmatic belt, is a well-endowed terrain hosting a number of world-class porphyry copper deposits. These deposits ...  Read More
Original Research Paper
First Finding of Satin Spar Gemstone in Iran, Folded Zagros Zone, Fars Region
8. First Finding of Satin Spar Gemstone in Iran, Folded Zagros Zone, Fars Region

A. Zolfaghari; N. Barzegar; M. Amini

Volume 11, Issue 4 , Autumn 2020, Pages 1039-1046

http://dx.doi.org/10.22044/jme.2020.9644.1877

Abstract
  The gypsum mineralization occurred in the form of Satin Spar and Selenite in the south and southwest of the Fars province in the folded Zagros zone. In this region, Satin Spar mineralization ...  Read More
Original Research Paper
Physical modelling of caving propagation process and damage profile ahead of the cave-back
9. Physical modelling of caving propagation process and damage profile ahead of the cave-back

V. Heydarnoori; M. H. Khosravi; M. Bahaaddini

Volume 11, Issue 4 , Autumn 2020, Pages 1047-1058

http://dx.doi.org/10.22044/jme.2020.9845.1908

Abstract
  The cavability assessment of rock mass cavability and indicating the damage profile ahead of a cave-back is of great importance in the evaluation of a caving mine operation, which can ...  Read More
Original Research Paper
Application of Probabilistic Clustering Algorithms to Determine Mineralization Areas in Regional-Scale Exploration Studies
10. Application of Probabilistic Clustering Algorithms to Determine Mineralization Areas in Regional-Scale Exploration Studies

H. Geranian; Z. Khajeh Miry

Volume 11, Issue 4 , Autumn 2020, Pages 1059-1078

http://dx.doi.org/10.22044/jme.2020.9867.1910

Abstract
  In this work, we aim to identify the mineralization areas for the next exploration phases. Thus, the probabilistic clustering algorithms due to the use of appropriate measures, the ...  Read More
Original Research Paper
Experimental Studies, Response Surface Methodology and Molecular Modeling for Optimization and Mechanism Analysis of Methylene Blue Dye Removal by Different Clays
11. Experimental Studies, Response Surface Methodology and Molecular Modeling for Optimization and Mechanism Analysis of Methylene Blue Dye Removal by Different Clays

K. Seifpanahi Shabani; B. Abedi-Orang

Volume 11, Issue 4 , Autumn 2020, Pages 1079-1093

http://dx.doi.org/10.22044/jme.2020.9916.1919

Abstract
  In this work, three types of natural clays including kaolinite, montmorillonite, and illite with different molecular structures, as adsorbents, are selected for the removal of methylene ...  Read More
Original Research Paper
A Numerical Investigation of TBM Disc Cutter Life Prediction in Hard Rocks
12. A Numerical Investigation of TBM Disc Cutter Life Prediction in Hard Rocks

M. Zahiri; K. Goshtasbi; J. Khademi Hamidi; K. Ahangari

Volume 11, Issue 4 , Autumn 2020, Pages 1095-1113

http://dx.doi.org/10.22044/jme.2020.9933.1922

Abstract
  There is a direct relationship between the efficiency of mechanized excavation in hard rocks and that of disc cutters. Disc cutter wear is an important effective factor involved in ...  Read More
Original Research Paper
Design of An Intelligent Model for Strategic Planning in Mineral Holding: Case study, Shahab-Sang Holding
13. Design of An Intelligent Model for Strategic Planning in Mineral Holding: Case study, Shahab-Sang Holding

A. Shokry; Z. Ghazizadeh; Sh. Piroozfar; H. Tohidi

Volume 11, Issue 4 , Autumn 2020, Pages 1115-1126

http://dx.doi.org/10.22044/jme.2020.9983.1931

Abstract
  Business logic is one of the most important logics based on the decision matrix. However, using this logic alone and environmental uncertainty leads to problems such as low accuracy ...  Read More
Original Research Paper
Prediction of Acid Mine Drainage Generation Potential of A Copper Mine Tailings Using Gene Expression Programming-A Case Study
14. Prediction of Acid Mine Drainage Generation Potential of A Copper Mine Tailings Using Gene Expression Programming-A Case Study

B. Jodeiri Shokri; H. Dehghani; R. Shamsi; F. Doulati Ardejani

Volume 11, Issue 4 , Autumn 2020, Pages 1127-1140

http://dx.doi.org/10.22044/jme.2020.10031.1938

Abstract
  This work presents a quantitative predicting likely acid mine drainage (AMD) generation process throughout tailing particles resulting from the Sarcheshmeh copper mine in the south ...  Read More
Original Research Paper
Sensitivity Analysis of Stress and Cracking in Rock Mass Blasting using Numerical Modelling
15. Sensitivity Analysis of Stress and Cracking in Rock Mass Blasting using Numerical Modelling

M.A. Chamanzad; M. Nikkhah

Volume 11, Issue 4 , Autumn 2020, Pages 1141-1155

http://dx.doi.org/10.22044/jme.2020.10033.1939

Abstract
  Drilling and blasting have numerous applications in the civil and mining engineering. Due to the two major components of rock masses, namely the intact rock matrix and the discontinuities, ...  Read More
Original Research Paper
A Proposed Biochemical Protocol to Isolate and Characterize Acidophilic Bacteria from Tailings Soil
16. A Proposed Biochemical Protocol to Isolate and Characterize Acidophilic Bacteria from Tailings Soil

Z. Piervandi; A. Khodadadi Darban; Seyed M. Mousavi; M. Abdollahi; Gh.R. Asadollahfardi; K. Akbari Noghabi

Volume 11, Issue 4 , Autumn 2020, Pages 1157-1171

http://dx.doi.org/10.22044/jme.2020.10054.1942

Abstract
  Indigenous acidophilic bacteria separated from mine-waste can be used in return for the addition of the reagents like sulfuric acid. Among the tailings bacteria, Acidithiobacillus ferrooxidans ...  Read More
Original Research Paper
Delineation of Alteration Zones Based on Wavelet Neural Network (WNN) and Concentration–Volume (C-V) Fractal Methods in the Hypogene Zone of Porphyry Copper Deposit, Shahr-e-Babak District, SE Iran
17. Delineation of Alteration Zones Based on Wavelet Neural Network (WNN) and Concentration–Volume (C-V) Fractal Methods in the Hypogene Zone of Porphyry Copper Deposit, Shahr-e-Babak District, SE Iran

B. Shokouh Saljoughi; A. Hezarkhani

Volume 11, Issue 4 , Autumn 2020, Pages 1173-1190

http://dx.doi.org/10.22044/jme.2020.10079.1944

Abstract
  In this paper, we aim to achieve two specific objectives. The first one is to examine the applicability of wavelet neural network (WNN) technique in ore grade estimation, which is based ...  Read More
Original Research Paper
A New Semi-Quantitative Approach to Open-Pit Mine Sustainability Assessment
18. A New Semi-Quantitative Approach to Open-Pit Mine Sustainability Assessment

E. Pouresmaeili; A. Ebrahimabadi; H. Hamidian

Volume 11, Issue 4 , Autumn 2020, Pages 1191-1203

http://dx.doi.org/10.22044/jme.2020.10177.1954

Abstract
  Sustainability assessment has received numerous attentions in the mining industry. Mining sustainability includes the environmental, economic, and social dimensions, and a sustainable ...  Read More
Original Research Paper
Accuracy of Discrete Element Method Simulations: Rolling and Sliding Frictions Effects-Case study: Iron Ore Pellets
19. 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 , Autumn 2020, Pages 1205-1216

http://dx.doi.org/10.22044/jme.2020.10208.1958

Abstract
  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.  ...  Read More
Original Research Paper
Stability analysis of block-flexural toppling of rock blocks with round edges
20. Stability analysis of block-flexural toppling of rock blocks with round edges

H. Sarfaraz

Volume 11, Issue 4 , Autumn 2020, Pages 1217-1229

http://dx.doi.org/10.22044/jme.2020.10128.1951

Abstract
  One of the most conventional toppling instabilities is the block-flexural toppling failure that occurs in civil and mining engineering projects. In this kind of failure, some rock columns ...  Read More