Volume 15 (2024)
Volume 14 (2023)
Volume 13 (2022)
Volume 12 (2021)
Volume 11 (2020)
Volume 10 (2019)
Volume 8 (2017)
Volume 7 (2016)
Volume 6 (2015)
Volume 5 (2014)
Volume 4 (2013)
Volume 3 (2012)
Volume 2 (2011)
Volume 1 (2010)
Case Study Mineral Processing
Green extraction of Niobium and Tantalum from Kenticha Tantalite ore using 1-Ethyl-3-Methyl Imidazolium Chloride ionic liquid

G.G. Berhe; A. Velázquez del Rosario; Y. Abubeker; W. Girma; T. Bogale; C. Mulugeta Sisay

Volume 9, Issue 4 , October 2018, Pages 785-794


  The decomposition of the Ethiopian Kenticha tantalite ore was studied using the KOH fusion and H2O leaching system at 400 0C for a 1 h reaction time. The experimental results obtained showed that 27 wt% of Ta2O5 was mainly transformed into insoluble KTaO3, not to be KNbO3, and as well, into the dissolved ...  Read More

Case Study
Assessment of radioactive contamination in water bodies around mine workings using radiation counter

A.O. Owolabi

Volume 9, Issue 4 , October 2018, Pages 795-806


  The vulnerability of water bodies to contamination within the neighbourhood of open mine cast environ cannot be overemphasized. Evidence of radioactive trace elements associated with the target minerals in the Plateau State (Nigeria) showed the extent of this vulnerability. In order to address this challenge, ...  Read More

Case Study Mineral Processing
Effect of impeller speed on properties of quiescent zone and entrainment in mechanical flotation cells

S. Razmjooei; M. Abdollahy; M. R. Khalesi

Volume 9, Issue 4 , October 2018, Pages 807-816


  Flotation process in mechanical cells is carried out in highly turbulent conditions. In this work, the impact of impeller speed on four characteristics of the quiescent zone, i.e. zone height, turbulence, solid percentage, and gas holdup, and their relationship with the entrainment is investigated, and ...  Read More

Case Study
A new 2D block ordering system for wavelet-based multi-resolution up-scaling

B. Tokhmechi; M. Rabiei; H. Azizi; V. Rasouli

Volume 9, Issue 4 , October 2018, Pages 817-828


  A complete and accurate analysis of the complex spatial structure of heterogeneous hydrocarbon reservoirs requires detailed geological models, i.e. fine resolution models. Due to the high computational cost of simulating such models, single resolution up-scaling techniques are commonly used to reduce ...  Read More

Research Note Rock Mechanics
An optimal method to design reinforced concrete lining of pressure tunnels

E. Dadashi; A. Noorzad; K. Shahriar; K. Goshtasbi

Volume 9, Issue 4 , October 2018, Pages 829-837


  The utilization of the lining type in pressure tunnels is highly dependent on the geological and hydraulic conditions. There are two types of lining, namely concrete and steel lining but steel lining is one of the most expensive arrangements. To decrease the length of steel lining in these tunnels, the ...  Read More

Case Study
Improving reservoir rock classification in heterogeneous carbonates using boosting and bagging strategies: A case study of early Triassic carbonates of coastal Fars, south Iran

J. Ghiasi-Freez; M. Ziaii; A. Moradzadeh

Volume 9, Issue 4 , October 2018, Pages 839-855


  An accurate reservoir characterization is a crucial task for the development of quantitative geological models and reservoir simulation. In the present research work, a novel view is presented on the reservoir characterization using the advantages of thin section image analysis and intelligent classification ...  Read More

Case Study Exploitation
3D model construction of induced polarization and resistivity data with quantifying uncertainties using geostatistical methods and drilling (Case study: Madan Bozorg, Iran)

K. Mostafaei; H. R. Ramazi

Volume 9, Issue 4 , October 2018, Pages 857-872


  Madan Bozorg is an active copper mine located in NE Iran, which is a part of the very wide copper mineralization zone named Miami-Sabzevar copper belt. The main goal of this research work is the 3D model construction of the induced polarization (IP) and resistivity (Rs) data with quantifying the uncertainties ...  Read More

Case Study Exploitation
A new classification system for evaluation and prediction of unplanned dilution in cut-and-fill stoping method

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

Volume 9, Issue 4 , October 2018, Pages 873-892


  Production planning in mineral exploitation should be undertaken to maximize exploited ore at a minimum unplanned dilution. Unplanned dilution reduction is among the ways to enhance the quality of products, and hence, reduce the associated costs, resulting in a higher profit. In this way, firstly, all ...  Read More

Case Study
Behavior of a hydraulic fracture in permeable formations

A. Abdollahipour; M. Fatehi Marji; H. Soltanian; E. A. Kazemzadeh

Volume 9, Issue 4 , October 2018, Pages 893-904


  The permeability and coupled behavior of pore pressure and deformations play an important role in hydraulic fracturing (HF) modeling. In this work, a poroelastic displacement discontinuity method is used to study the permeability effect on the HF development in various formation permeabilities. The numerical ...  Read More

Case Study Mineral Processing
Solvent extraction of copper from an industrial sulfate liquor using Chemorex CP-150

S. Feizollahi; A. Azizi

Volume 9, Issue 4 , October 2018, Pages 905-916


  The extraction behavior of Cu(II) ions from a real sulfate liquor obtained from the heap leaching stage of a copper oxide ore was investigated using a chelating reagent, Chemorex CP-150 in kerosene. A comparative study was also carried out on the extraction capability of Cu(II) ions using other solvents ...  Read More

Case Study
A comparison between knowledge-driven fuzzy and data-driven artificial neural network approaches for prospecting porphyry Cu mineralization; a case study of Shahr-e-Babak area, Kerman Province, SE Iran

B. Shokouh Saljoughi; A. Hezarkhani; E. Farahbakhsh

Volume 9, Issue 4 , October 2018, Pages 917-940


  The study area, located in the southern section of the Central Iranian volcano–sedimentary complex, contains a large number of mineral deposits and occurrences which is currently facing a shortage of resources. Therefore, the prospecting potential areas in the deeper and peripheral spaces has become ...  Read More

Case Study Rock Mechanics
Effects of geometrical and geomechanical properties on slope stability of open-pit mines using 2D and 3D finite difference methods

H. Zebarjadi Dana; R. Khaloo Kakaie; R. Rafiee; A.R. Yarahmadi Bafghi

Volume 9, Issue 4 , October 2018, Pages 941-957


  Slope stability analysis is one of the most important problems in mining and geotechnical engineering. Ignoring the importance of these problems can lead to significant losses. Selecting an appropriate method to analyze the slope stability requires a proper understanding of how different factors influence ...  Read More

Case Study Rock Mechanics
A Monte Carlo simulation technique for assessment of earthquake-induced displacement of slopes

H. Fattahi; N. Babanouri; Z. Varmaziyari

Volume 9, Issue 4 , October 2018, Pages 959-966


  The dynamic response of slopes against earthquake is commonly characterized by the earthquake-induced displacement of slope (EIDS). The EIDS value is a function of several variables such as the material properties, slope geometry, and earthquake acceleration. This work is aimed at the prediction of EIDS ...  Read More

Case Study Exploitation
Investigation of linear and non-linear estimation methods in highly-skewed gold distribution

H. Rahimi; O. Asghari; F. Hajizadeh; F. Meysami

Volume 9, Issue 4 , October 2018, Pages 967-979


  The purpose of this work is to compare the linear and non-linear kriging methods in the mineral resource estimation of the Qolqoleh gold deposit in Saqqez, NW Iran. Considering the fact that the gold distribution is positively skewed and has a significant difference with a normal curve, a geostatistical ...  Read More

Case Study Exploration
Evaluating the effect of using different reference spectra on SAM classification results: an implication for hydrothermal alteration mapping

M. Honarmand; H. Ranjbar; H. Shahriari; F. Naseri

Volume 9, Issue 4 , October 2018, Pages 981-997


  This research was performed with the objective of evaluating the accuracy of spectral angle mapper (SAM) classification using different reference spectra. The Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) digital images were applied in the SAM classification in order to map the ...  Read More

Case Study Rock Mechanics
Simulating energy method for grout-induced crack analysis of rock structures at Chadormalu mine by extended finite element method

S. Ali Madadi; A. Majdi; M. H. Khosravi; A.R. Kargar

Volume 9, Issue 4 , October 2018, Pages 999-1008


  Fracture mechanics is a vital component involved in studying the exact behavior of rock materials. Detection and assessment of the behavior of rock joints injected by grout plays an important role in numerical modelling in rock mechanic projects. The importance of mechanisms associated with initiation ...  Read More

Case Study Mineral Processing
Exploring mechanism of xanthate adsorption on chalcopyrite surface: An atomic force microscopy study

R. Ahmadi; E. Ravanasa; Y. Mirzapour

Volume 9, Issue 4 , October 2018, Pages 1009-1018


  In this work, adsorption of the potassium amyl xanthate collector on the pure chalcopyrite surface was studied by applying atomic force microscopy (AFM). The adsorption experiments were carried out at different concentrations of the collector and at diverse pH values in the presence or absence of exterior ...  Read More

Case Study Mineral Processing
A comparative study of two-stage flotation of Zn and Pb oxide minerals using anionic, cationic, and mixed (cationic/anionic) collectors

M. Salehfard; M. Noaparast; Seyed Z. Shafaei; H. Abdollahi

Volume 9, Issue 4 , October 2018, Pages 1019-1033


  A lead-zinc carbonate ore sample containing 2.5% Pb and 9.39% Zn was used in this research work. The sample was prepared from the Darreh-Zanjir mine located in the Yazd province (Iran). Influences of the influential factors on flotation of smithsonite and cerussite were investigated. Among the different ...  Read More

Case Study
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

Case Study
Evaluating performance of natural sepiolite and zeolite nanoparticles for nickel, antimony, and arsenic removal from synthetic wastewater

R. Dabiri; E. Amiri Shiraz

Volume 9, Issue 4 , October 2018, Pages 1049-1064


  This paper describes a preliminary study of the adsorption of toxic elements from synthetic wastewater in a batch mode. Clay minerals have been highly considered as inexpensive available adsorbents that adapt with the environment due to a special level and a high potential of adsorption. In the present ...  Read More