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Controlling Process Water Chemistry to Improve the Flotation of High-Iron Phosphate Ores at Agrium – Kapuskasing Phosphate Operations
By Balakrishnan Nanthakumar, Marek Pawlik, Dennis Grimm
"The anionic flotation of a high-iron phosphate ore from Agrium - Kapuskasing Phosphate Operations was investigated through batch flotation tests in the presence of soda ash. The flotation data were s
Jan 1, 2008
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Methodologies for Scale Up of Grinding and Flotation Circuits for New CVRD Projects
By K. L. C. Gonçalves, V. K. Alves
"CVRD’s Department of Development and Technology – GETEK has been developing and perfecting a general methodology for scaling up flotation and grinding circuits over several years. This methodology ha
Jan 1, 2006
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Mining Project Management: Think Second Order!
By Emmanuel Henry
Few industries are more challenged by technical, political and market uncertainty than the mineral industry. Technical uncertainty in mining projects concerns the volume and quality of the resource, t
May 1, 2003
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A general purpose computer program for data analysis in exploration
By W. R. Green, B. W. Barde
"Geological exploration involves the collection and analysis of a wide variety of information. A basic problem in interpretation is to determine the interrelationship s of the different data. A number
Jan 1, 1984
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Mineralogical Tracing of Metallurgical Results - The Sarcheshmeh Copper Mine Case
By S. Banisi, H. R. Iran-Manesh, M. R. Shayestefar, H. Shekarchyan
"Flotation circuit of the Sarcheshmeh copper mine processes 41,000 t/d of ore at 0.9% Cu. Chalcopyrite and chalcocite are the main copper bearing minerals which are concentrated in three stages of rou
Jan 1, 2003
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The Con-Rycon Gold Mill
By G. R. Rawsthorne
"The Con-Rycon mine is located on the north shore of Great Slave Lake in the Northwest Territories within the present city limits of Yellow-knife. Development work on the Con property started in 1936,
Jan 1, 1974
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Improving Fluorine-Bearing Minerals Rejection in the Flotation of a Brazilian Sulphide Copper Ore
By Keila Gonçalves, Aline Tavares, Danielly Couto
"The sulphide copper deposits from the Carajás area (North region of Brazil) were generated by the percolation of hydrothermal fluids in volcanic and granitic rock and are denominated as IOCG deposits
Jan 1, 2011
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Applications of fracture mechanics in failure analysis case studies
By M. N. Bassim, W. W. Tennese
"Concepts of linear elastic fracture mechanics were applied to study two cases of failure, namely an equalizing beam from a tandem rear axle of a highway tractor unit and the main beam of a flat bed t
Jan 1, 1985
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Gold Ore Processing at the Musselwhite Mine - Feasibility, design and Operation
By Donald Strickland, Peter Kresin, Dave Hall
"Have your parents or grandparents ever tried to share with you their wisdom and you ignored it because it did not relate to you‘? I have been ignorant and inevitably grew older and wished I had liste
Jan 1, 1999
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The Impact of Commissioning and Start-Up Performance on a Mining/Metallurgical Project
By Jan E. Nesset, Phillip J. Mackey
"Studies have shown that there is a correlation between commissioning and start-up time, i.e. time to reach full plant design capacity, and the degree of innovation and technical/engineering uncertain
Jan 1, 2003
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Geometallurgical Characterisation and Representative Metallurgical Sampling at Xstrata Process Support
By J. Sliwinski, J. Oliveira
"The application of geometallurgy and corresponding sample selection can take on several formats within industry. Current practice can range from a strictly geostatistical approach to one in which geo
Jan 1, 2013
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Case histories in tile use of Pulse EM from surface and boreholes as an aid in the detection and definition of deep ore deposits
By J. Duncan Crone
"A test surface Pulse EM(PEM) survey over a plunging massive sulphide lens, located in the Snow Lake area of Manitoba, has shown that it is possible to detect the body to a depth of 300 metres. Anothe
Jan 1, 1985
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SUPASIM: A Methodology to Predict Plant Performance from Laboratory Data
By C. J. Martin, M. P. Hay
"A methodology was developed in the mid-1980’s to predict plant performance from standard laboratory flotation tests. The technique is based on a simple, empirical kinetics model, and is tailored for
Jan 1, 2004
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The Application of the Stackcell Technology for Fine Coal Recovery
By E. S. Yan, R. Graley
"The StackCell was developed to overcome the engineering and design challenges that are commonly associated with existing flotation technology such as pneumatic, self-aspirating cells, mechanical cell
Jan 1, 2013
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Simulation of an Iron Ore Concentration Circuit Using Mineral Size Recovery Curves of Industrial Spirals
By Pierre Roy, Claude Gosselin, Maryam Sadeghi, Michel Bourassa, Christian Rochefort, Claude Bazin, Gautier Mahieu, François Lavoie, Marilène Renaud, David Cataford
"Spirals are gravity concentrators used for the concentration of iron oxide minerals from ores. This paper presents the mineral size recovery curves observed for spirals operating in two Canadian iron
Jan 1, 2014
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Dye Penetration Techniques Used to Determine Heap Leach Potential of a Telluride bearing Cripple Creek Breccia Ore
By Marc D. Melker, Geoffrey R. Lane, Michael Jahraus
"The Cresson gold deposit is located in the Cripple Creek district of Colorado. The deposit is composed of volcanic intrusive rocks and volcanogenic sediments where gold mineralization is associated w
Jan 1, 2006
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The Use of Aurix®100 Resin for the Selective Recovery of Gold and Silver from Copper, Gold and Silver Solutions
By Tim Hughes, A. H. (Sandy) Gray, Jennifer Abols
"The selective recovery of gold and silver from solutions containing other metals such as copper is possible using AuRIX®100 resin in conjunction with the Gekko Resin Column. Selectivity is driven by
Jan 1, 2006
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Radon Decay Products and their Application to Uranium Exploration
By Cardm Jeffrey W.
The decay of 222 Rn yields a series of short-lived decay products which become attached to the surface of a plate or wire exposed in a 222Rn-bearing atmosphere. The alpha-activity of two of the decay
Jan 1, 1979
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Oxidation-Precipitation Method to Treat Cyanide Effluents
By H. Soto, J. Jara, F. Nava
"A combination of oxidation and precipitation was used to eliminate cyanide from gold milling effluents. Preliminary laboratory work developed with both synthetic cyanide solutions and with industrial
Jan 1, 1992
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Design and Operation of the Key Lake Uranium Mill
By M. Neven, R. A. Steane, E. Lam
"The Key Lake uranium mill is located in Northern Saskatchewan. It treats a high grade, complex uranium and metal sulphide ore. The plant and process are in many respects unique, because commercial tr
Jan 1, 1986