Effect of air column in transport canisters on measured gas contents of coal
1. Effect of air column in transport canisters on measured gas contents of coal

N. Aziz; A. Mirzaghorbanali

Volume 8, Issue 1 , Winter 2017, Pages 1-9

Abstract
  Canister desorption is a widely used technique to measure the gas content of coal. The gas content data, when normalized to volume/weight and multiplied by coal seam mass, is used to ...  Read More
Operational dynamics of “Galamsey” within eleven selected districts of western region of Ghana
2. Operational dynamics of “Galamsey” within eleven selected districts of western region of Ghana

J. Mantey; F. Owusu-Nimo; K.B. Nyarko; A. Aubynn

Volume 8, Issue 1 , Winter 2017, Pages 11-34

Abstract
  The uncontrolled spread of illegal artisanal small-scale gold mining (ASM), popularly termed “galamsey” in Ghana, has, for decades, impacted adversely upon water bodies, ...  Read More
Use of artificial intelligence techniques to predict distribution of heavy metals in groundwater of Lakan lead-zinc mine in Iran
3. Use of artificial intelligence techniques to predict distribution of heavy metals in groundwater of Lakan lead-zinc mine in Iran

Z. Bayatzadeh Fard; F. Ghadimi; H. Fattahi

Volume 8, Issue 1 , Winter 2017, Pages 35-48

Abstract
  Determining the distribution of heavy metals in groundwater is important in developing appropriate management strategies at mine sites. In this paper, the application of artificial ...  Read More
A new model for mining method selection based on grey and TODIM methods
4. A new model for mining method selection based on grey and TODIM methods

H. Dehghani; A. Siami; P. Haghi

Volume 8, Issue 1 , Winter 2017, Pages 49-60

Abstract
  One of the most important steps involved in mining operations is to select an appropriate extraction method for mine resources. After choosing the extraction method, it is usually impossible ...  Read More
Rock mass structural data analysis using image processing techniques (Case study: Choghart iron ore mine northern slopes)
5. Rock mass structural data analysis using image processing techniques (Case study: Choghart iron ore mine northern slopes)

M. Mohebbi; A.R. Yarahmadi Bafghi; M. Fatehi Marji; J. Gholamnejad

Volume 8, Issue 1 , Winter 2017, Pages 61-74

Abstract
  Presence of joints and fractures in rocks strongly influences the behavior of the rock mass by dividing the media into smaller units. These structures intensify the potential instability ...  Read More
Investigation of parameters affecting desilication of diasporic bauxite in Jajarm mine by thermo-chemical treatment
6. Investigation of parameters affecting desilication of diasporic bauxite in Jajarm mine by thermo-chemical treatment

M. Rezaee Rad; Sh. Shahhoseini; M. Janfada; H. A. Mirzaee; P. Kelidari

Volume 8, Issue 1 , Winter 2017, Pages 75-81

Abstract
  Low grade diasporic bauxite in the Jajarm mine with an A/S (Al2O3/SiO2) ratio of 2.3 is not usable in the Bayer process at Jajarm Alumina Complex. Due to the severe interlocking effect ...  Read More
A new brittleness index for estimation of rock fracture toughness
7. A new brittleness index for estimation of rock fracture toughness

H. R. Nejati; Seyed A. Moosavi

Volume 8, Issue 1 , Winter 2017, Pages 83-91

Abstract
  Assessment of the correlation between rock brittleness and rock fracture toughness has been the subject of extensive research works in the recent years. Unfortunately, the brittleness ...  Read More
Determining fractal parameter and depth of magnetic sources for ardabil geothermal area using aeromagnetic data by de-fractal approach
8. Determining fractal parameter and depth of magnetic sources for ardabil geothermal area using aeromagnetic data by de-fractal approach

A. Khojamli; F. Doulati Ardejani; A. Moradzadeh; A. Nejati Kalateh; A. Roshandel Kahoo; S. Porkhial

Volume 8, Issue 1 , Winter 2017, Pages 93-101

Abstract
  The Ardabil geothermal area is located in the northwest of Iran, which hosts several hot springs. It is situated mostly around the Sabalan Mountain. The Sabalan geothermal area is now ...  Read More
Detection and determination of groundwater contamination plume using time-lapse electrical resistivity tomography (ERT) method
9. Detection and determination of groundwater contamination plume using time-lapse electrical resistivity tomography (ERT) method

S. Moghaddam; S. Dezhpasand; A. Kamkar Rohani; S. Parnow; M. Ebrahimi

Volume 8, Issue 1 , Winter 2017, Pages 103-110

Abstract
  Protection of water resources from contamination and detection of the contaminants and their treatments are among the essential issues in the management of water resources. In this ...  Read More
Evaluation of structural analysis of tunnel segmental lining using beam-spring method and force-method (Case study: Chamshir water conveyance tunnel)
10. Evaluation of structural analysis of tunnel segmental lining using beam-spring method and force-method (Case study: Chamshir water conveyance tunnel)

M. Nikkhah; Seyed S. Mousavi; Sh. Zare; O. Khademhosseini

Volume 8, Issue 1 , Winter 2017, Pages 111-130

Abstract
  The joints between segmental rings can withstand a certain amount of bending moment as well as axial and shear forces. Generally, in the structural analysis of tunnel segmental lining, ...  Read More