Case Study
Geostatistical simulation of dyke systems in Sungun porphyry copper deposit, Iran
1. Geostatistical simulation of dyke systems in Sungun porphyry copper deposit, Iran

Omid Asghari

Volume 6, Issue 1 , Winter 2015, Pages 1-10

http://dx.doi.org/10.22044/jme.2015.381

Abstract
  Post-mineralization activities may cause difficulties in the process of ore modeling in porphyry deposits. Sungun, NW Iran, is one of the porphyry copper deposits, in which dyke intrusions ...  Read More
Case Study
Selection of new exploration targets using lithogeochemical data obtained for Taknar deposit located in NE of Iran
2. Selection of new exploration targets using lithogeochemical data obtained for Taknar deposit located in NE of Iran

Kh. Maroufi Naghadehi; A. Hezarkhani; K. Seifpanahi Shabani

Volume 6, Issue 1 , Winter 2015, Pages 11-20

http://dx.doi.org/10.22044/jme.2015.370

Abstract
  Taknar deposit is located about 28 km to the north-west of Bardaskan in the Khorasan-e-Razavi province, which is situated in the north-eastern part of Iran. This deposit is unique, ...  Read More
Case Study
Application of artificial neural network and genetic algorithm to modelling the groundwater inflow to an advancing open pit mine
3. Application of artificial neural network and genetic algorithm to modelling the groundwater inflow to an advancing open pit mine

S. Bahrami; F. Doulati Ardejani

Volume 6, Issue 1 , Winter 2015, Pages 21-30

http://dx.doi.org/10.22044/jme.2014.330

Abstract
  In this study, a hybrid intelligent model has been designed to predict groundwater inflow to a mine pit during its advance. Novel hybrid method coupling artificial neural network (ANN) ...  Read More
Case Study
Subsurface modeling of mud volcanoes, using density model and analysis of seismic velocity
4. Subsurface modeling of mud volcanoes, using density model and analysis of seismic velocity

H.R Baghzendani; H. Aghajani; M. Solimani

Volume 6, Issue 1 , Winter 2015, Pages 31-39

http://dx.doi.org/10.22044/jme.2015.383

Abstract
  Detection of subsurface structures by means of gravity method can be used to determine mass distribution and density contrast of rock units. This distribution could be detected by different ...  Read More
Case Study
The impact of poor cementing casing damage: A numerical simulation study
5. The impact of poor cementing casing damage: A numerical simulation study

M. Hemmatian; B. Tokhmchi; V. Rasouli; R. Gholami

Volume 6, Issue 1 , Winter 2015, Pages 41-53

http://dx.doi.org/10.22044/jme.2014.329

Abstract
  A good knowledge of the parameters causing casing damage is critically important due to vital role of casing during the life of a well. Cement sheath, which fills in the gap between ...  Read More
Case Study
Underground contour (UGC) mapping using potential field, well log and comparing with seismic interpretation in Lavarestan area
6. Underground contour (UGC) mapping using potential field, well log and comparing with seismic interpretation in Lavarestan area

M. Fakhrerad; A. Nejati Kalateh; S. Ghomi

Volume 6, Issue 1 , Winter 2015, Pages 55-62

http://dx.doi.org/10.22044/jme.2015.382

Abstract
  Coastal Fars gravimetry project in Fars province was carried out to find the buried salt domes and to determine characteristics of faults in this area. The Lavarestan structure was ...  Read More
Case Study
Comparison of golden section search method and imperialist competitive algorithm for optimization cut-off grade- case study: Mine No. 1 of Golgohar
7. Comparison of golden section search method and imperialist competitive algorithm for optimization cut-off grade- case study: Mine No. 1 of Golgohar

S. Mohammadi; M. Ataei; R. Khalokakaei; E. Pourzamani

Volume 6, Issue 1 , Winter 2015, Pages 63-71

http://dx.doi.org/10.22044/jme.2015.364

Abstract
  Optimization of the exploitation operation is one of the most important issues facing the mining engineers. Since several technical and economic parameters depend on the cut-off grade, ...  Read More
Case Study
A boundary element analysis of crack-propagation mechanism of micro-cracks in rock-like specimens under a uniform normal tension
8. A boundary element analysis of crack-propagation mechanism of micro-cracks in rock-like specimens under a uniform normal tension

H. Haeri; A. R Khaloo; K. Shahriar; M. Fatehi Marji; P. Moaref vand

Volume 6, Issue 1 , Winter 2015, Pages 73-93

http://dx.doi.org/10.22044/jme.2015.362

Abstract
  In this work, the mechanism for fracture of brittle substances such as rocks under a uniform normal tension is considered. The oriented straight micro-cracks are mostly created in all ...  Read More
Case Study
Extended finite element simulation of crack propagation in cracked Brazilian disc
9. Extended finite element simulation of crack propagation in cracked Brazilian disc

M. Eftekhari; A. Baghbanan; H. Hashemolhosseini

Volume 6, Issue 1 , Winter 2015, Pages 95-102

http://dx.doi.org/10.22044/jme.2015.365

Abstract
  The cracked Brazilian disc (CBD) specimen is widely used in order to determine mode-I/II and mixed-mode fracture toughness of a rock medium. In this study, the stress intensity factor ...  Read More
Case Study
Iron leaching from bauxite ore in hydrochloric acid using response surface methodology
10. Iron leaching from bauxite ore in hydrochloric acid using response surface methodology

soghra salehi; M. Noaparast; S.Z. Shafaei; A. Amini; A. Heidarnia

Volume 6, Issue 1 , Winter 2015, Pages 103-108

http://dx.doi.org/10.22044/jme.2015.363

Abstract
  In this work, hydrochloric acid is used to remove iron impurities in the bauxite ore contained in the diasporite mineral located in the Sari region. The bauxite ore was calcined at ...  Read More
Case Study
Kinetics of chemical leaching of chalcocite from low-grade copper ore: size-distribution behavior
11. Kinetics of chemical leaching of chalcocite from low-grade copper ore: size-distribution behavior

Hojat Naderi; Mahmoud Abdollahy; Navid Mostoufi

Volume 6, Issue 1 , Winter 2015, Pages 109-118

http://dx.doi.org/10.22044/jme.2015.367

Abstract
  Kinetics of the chemical leaching of chalcocite from a low-grade copper ore in a ferric sulfate medium was investigated using the constrained least square optimization technique. The ...  Read More
Case Study
A model for predicting dynamic frothability index of dual-frother blends
12. A model for predicting dynamic frothability index of dual-frother blends

Hamid Khoshdast; Sasan Mirshekari; Arefeh Zahab-Nazouri

Volume 6, Issue 1 , Winter 2015, Pages 119-124

http://dx.doi.org/10.22044/jme.2015.368

Abstract
  Dynamic frothability index (DFI) is a characteristic of any frother which presents useful information about frothing properties. The objective of this study is to introduce a prediction ...  Read More