Volume 13 (2022)
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)
Original Research Paper
Monte Carlo Simulation-Based Uncertainty Integration into Rock Particle Shape Descriptor Distributions

K. Sultan Shah; M. H. Bin Mohd Hashim; K. Sh. Bin Ariffin

Volume 12, Issue 2 , April 2021, Pages 299-311

https://doi.org/10.22044/jme.2021.10472.1997

Abstract
  The particles within the rock samples are present in extensive ranges of shapes and sizes, and their characterization and analysis exist with a considerable diversity. The prior research works have appraised the significance of the particle shape types and their effects on the geotechnical structures ...  Read More

Original Research Paper
Study on an Online Vibration Measurement System for Seismic Waves Caused by Blasting for Mining in Vietnam

H. Dao; Th. L. Pham; N. Ph. Hung

Volume 12, Issue 2 , April 2021, Pages 313-325

https://doi.org/10.22044/jme.2021.10677.2028

Abstract
  Blasting has become a crucial work in mining operation. However, it produces high-intensity seismic waves which cause some serious troubles such as injure people, fly-rock, cracking, breaking and reducing the lifetime of adjacent buildings. In Vietnam, there have been many conflicts between residents ...  Read More

Original Research Paper
A Probabilistic Approach for Prediction of Drilling Rate Index using Ensemble Learning Technique

M. Kamran

Volume 12, Issue 2 , April 2021, Pages 327-337

https://doi.org/10.22044/jme.2021.10689.2030

Abstract
  Drillability is one of the significant issues in rock engineering. The drilling rate index (DRI) is an important tool in analyzing the drillability of rocks. Several efforts have been made by the researchers to correlate and evaluate DRI of rocks. The ensemble learning methods including the decision ...  Read More

Original Research Paper
Adaptive Multi-Size Block Modeling for Mineral Resources and Ore Reserves Evaluation

F. Khorram; O. Asghari; H. Memarian; A. Hoseein Morshedy; X. M. Emery

Volume 12, Issue 2 , April 2021, Pages 339-350

https://doi.org/10.22044/jme.2021.10596.2010

Abstract
  The key input parameters for mine planning and all subsequent mining activities is based on the block models. The block size should take into account for the geological heterogeneity and the grade variability across the deposit. Providing grade models of smaller blocks is more complex and costly than ...  Read More

Short Communication
Rock Fall Hazard Assessment using GeoRock 2D along Swat Motorway, Pakistan

M. Adil; S. Raza; I. Amin

Volume 12, Issue 2 , April 2021, Pages 351-365

https://doi.org/10.22044/jme.2021.10599.2011

Abstract
  Despite the slope stability measures, rock falls are witnessed at section KM-37 of the Swat motorway (M-16), Khyber Pakhtunkhwa, Pakistan. The geotechnical data analysis of the site reveals that although the chances of plane/slope failures are reduced from 43% to 23% with the help of the existing design, ...  Read More

Original Research Paper
Evaluation of Mine Reclamation Criteria using Delphi-Fuzzy Approach

N. Hajkazemiha; M. Shariat; M. Monavari; M. Ataei

Volume 12, Issue 2 , April 2021, Pages 367-384

https://doi.org/10.22044/jme.2020.9674.1880

Abstract
  Mining and mineral industry have important role in supporting sustainable development of countries. Many countries rely on the income derived from natural resources, but the exploitation of the natural resources may impact the environment and destroy the ecosystem. Mining activities usually affect the ...  Read More

Original Research Paper
Evaluation of Underground Mineable Reserve in Presence of Grade and Commodity Price Uncertainties

M. Shenavar; M. Ataee-pour; M. Rahmanpour

Volume 12, Issue 2 , April 2021, Pages 385-396

https://doi.org/10.22044/jme.2021.10301.1974

Abstract
  The uncertainty-based mine evaluation and optimization have been regarded as a critical issue. However, it has received less attention in the underground mines than in the open-pit mines due to the diversity of the underground mining methods, and the underground mining parameters' complexity. The grade ...  Read More

Original Research Paper
Optimizing Extreme Learning Machine Algorithm using Particle Swarm Optimization to Estimate Iron Ore Grade

M. Fathi; A. Alimoradi; H.R. Hemati Ahooi

Volume 12, Issue 2 , April 2021, Pages 397-411

https://doi.org/10.22044/jme.2021.10368.1984

Abstract
  Scientific uncertainties make the grade estimation very complicated and important in the metallic ore deposits. This paper introduces a new hybrid method for estimating the iron ore grade using a combination of two artificial intelligence methods; it is based on the single layer-extreme learning machine ...  Read More

Original Research Paper
An Exploration Model for A Gold Deposit in Kervian Area, Kurdistan Province, Iran, using a Combination of Geophysical Results with Geological Information and Other Exploratory Data

S. Najafi Ghoshebolagh; A. Kamkar Rouhani; A.R. Arab Amiri; H. Bizhani

Volume 12, Issue 2 , April 2021, Pages 413-424

https://doi.org/10.22044/jme.2021.10403.1989

Abstract
  As many gold deposits are associated with sulfide zones, and the direct exploration of gold deposits using the geophysical methods is very difficult due to its low amount in the sub-surface, the direct exploration of sulfide zones by the geophysical electrical resistivity and induced polarization (IP) ...  Read More

Original Research Paper
Applying Analytical and Quantitative Criteria to Estimate Block Model Uncertainty and Mineral Reserve Classification: A Case Study: Khoshumi Uranium Deposit in Yazd

M. Taghvaeenejad; M.R. Shayestefar; P. Moarefvand

Volume 12, Issue 2 , April 2021, Pages 425-441

https://doi.org/10.22044/jme.2021.10118.1994

Abstract
  At different stages of mining, we always face a degree of uncertainty. Some of these uncertainties, such as the amount of reserve and grade of the deposit, are due to the inherent changes in the deposit and directly affect the technical and economic indicators of the deposit. On the other hand, the heavy ...  Read More

Original Research Paper
Highest-Level Implementation of Push–Relabel Algorithm to Solve Ultimate Pit Limit Problem

M. Talaei; A. Mousavi; A. R. Sayadi

Volume 12, Issue 2 , April 2021, Pages 443-455

https://doi.org/10.22044/jme.2021.10481.1999

Abstract
  Nowadays due to the existence of the economic and geological uncertainties and the increasing use of scenario-based project evaluation in the design of open-pit mines, it is necessary to find an exact algorithm that can determine the ultimate pit limit in a short period of time. Determining the ultimate ...  Read More

Original Research Paper
Semi-Analytical Study of Settlement of Two Interfering Foundations Placed on a Slope

H. Haghgouei; A. Reza Kargar; M. H. Khosravi; M. Amini

Volume 12, Issue 2 , April 2021, Pages 457-470

https://doi.org/10.22044/jme.2021.10509.2001

Abstract
  In many engineering constructions, the foundations should be built adjacent to each other. Therefore, the effect of interfering of close foundations should be considered in the design stage. In this research work, the effect of interference of closely separated foundations resting on a slope on the elastic ...  Read More

Original Research Paper
Direct and Indirect Bio-Leaching of Co and Ni from an Iron-Rich Laterite Ore using Delftia Acidovorans and Acidithiobacillus Ferrooxidans

M. Hosseini Nasab; M. Noaparast; H. Abdollahi

Volume 12, Issue 2 , April 2021, Pages 471-489

https://doi.org/10.22044/jme.2021.10528.2002

Abstract
  In this research work, the bio-leaching of Co and Ni from an iron-rich laterite ore is assessed using the acidophilic heterotrophic (Delftia acidovorans)and autotrophic (Acidithiobacillus ferrooxidans) bacteria. The metabolic products of the acidophilic bacteria play an important role in bio-leaching. ...  Read More

Original Research Paper
On Direct Tensile Strength Measuring of Anisotropic Rocks

V. Sarfarazi; H. Haeri; M. Fatehi Marji

Volume 12, Issue 2 , April 2021, Pages 491-499

https://doi.org/10.22044/jme.2021.10601.2013

Abstract
  The tensile strength of the anisotropic rock-like material specimens is meastred directly in the laboratory using a new device converting the compressive loading to that of the tensile before the rock breakage. The specially prepared concrete slabs of dimensions 19 cm * 15 cm * 15 cm with a central hole ...  Read More

Original Research Paper
Calculation of Optimum Soil Conditioning in EPB Tunneling (Case Study: Ahwaz Metro Project, Line 1)

H.R. Pasand Masoumi; A. Abdollahipour; Kh. Baghernia

Volume 12, Issue 2 , April 2021, Pages 501-513

https://doi.org/10.22044/jme.2021.10664.2025

Abstract
  Determination of the optimum soil conditioning parameters in the earth pressure balance-tunnel boring machines (EPB-TBMs) plays an important role in reaching an optimum thrust force and advance speed. Silty-clay (CL-ML) in line 1 of the Ahwaz metro project is used in order to find the conditioning parameters ...  Read More

Original Research Paper
Characterization of microstructural changes of mechanically activated ilmenite

H. Ebadi; P. Pourghahramani; B. Nemati akhgar

Volume 12, Issue 2 , April 2021, Pages 515-528

https://doi.org/10.22044/jme.2021.10720.2033

Abstract
  Structural changes of mechanically-activated ilmenite during milling by a planetary mill are monitored and determined as a function of the milling time. The maximum specific BET surface area of 10.76 m2/g is obtained after 150 min of milling. The results obtained indicate that agglomeration of the particles ...  Read More

Case Study
Challenges for In-Situ Stress Measurement in Rock Caverns by Hydraulic Fracturing and HTPF Tests-Case Study: Azad Hydropower Project

M. R. Shahverdiloo; Sh. Zare

Volume 12, Issue 2 , April 2021, Pages 529-545

https://doi.org/10.22044/jme.2021.10673.2037

Abstract
       Hydraulic fracturing (HF) and hydraulic testing of pre-existing fractures (HTPF) are efficient hydraulic methods in order to determine the in-situ stress of rock mass. Generally, the minimum (Sh) and maximum (SH) horizontal principal stresses are measured by hydraulic methods; ...  Read More

Original Research Paper
Stable Downward Continuation of Airborne Potential Field Geophysical Data: an Investigation of Stabilizer Family

M. Azadi; M. Abedi; Gh. H. Norouzi Baghkameh

Volume 12, Issue 2 , April 2021, Pages 547-567

https://doi.org/10.22044/jme.2021.10740.2040

Abstract
  < p>Attenuation of the signal received from sources causing anomalies and reduction of data resolution are the negative features of airborne measurements. Using a stable downward continuation method is a practical way to address these shortcomings. In this study, we investigated the efficiency ...  Read More

Original Research Paper
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

https://doi.org/10.22044/jme.2021.10793.2045

Abstract
  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

Original Research Paper
Determination of Hydraulic Jacking Mechanism and Maximum Allowable Grout Pressure during Grout Injection in Anisotropic Rocks

A. Majdi; M. Yazdani

Volume 12, Issue 2 , April 2021, Pages 589-603

https://doi.org/10.22044/jme.2021.10873.2063

Abstract
  The hydraulic jacking refers to the process of crack growth of the pre-existing joints in the rock mass under grout pressure above the minimum in-situ stress. Thus it is essential to understand the resistance behavior of the joints and maximum grout pressure. This paper describes a novel method for determining ...  Read More