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Fahlore as an indicator of mineralization temperature and gold fineness
By F. W. Brackebusch, R. O. Sack
"A method for determining the fineness of Au in electrum from the composition of fahlore coexisting with pyrite and chalcopyrite is presented. This method is based on previously published experimental
Jan 1, 2004
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NYE Concentrator Expansion
By D. Turk, P. Lefebvre, J. Sargent, K. Major
"Stillwater Mining Company recovers platinum and palladium from their Nye Montana operations. Mining first commenced at Nye in 1987 at a milling rate of 455 t/d (500 stpd). The plant was expanded in 1
Jan 1, 2000
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Developing a Unified Display Design for Mining Shovels
By Andrew Chapman
The scope of the SA (Situational Awareness) working group is to analyze the effectiveness of information delivery systems in mining equipment and develop a unified display design, to mitigate against
Aug 1, 2013
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Marked Ball Wear Testing
By G. D. West, J. D. Purdue
"Marked Ball Wear Testing (MBWT) employs identified grinding balls which are placed in an operating mill for a period of time, retrieved from the mill, and then measured to determine the amount of wea
Jan 1, 1991
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CANMET'S thermodynamic ventilation network program
By M. K. Gangal, M. A. Stoakes, A. E. Hall
"The major features of the CANMET thermodynamic mine ventilation network program, developed by the Mining and Mineral Process Engineering Department of the University of British Columbia for the Canad
Jan 1, 1982
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Energy Conservation at Falconbridge Nickel Mines Limited
By D. M. Doyle
"In this paper I will summarized the Falconbridge Nickel Mines1) energy costs and consumption data by fuel, process, cost centre and estimate our future costs and consumption patterns 2) detail the di
Jan 1, 1978
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Rate Dependence of Flexural Tensile Strength of Laurentian Granite
By F. Dai
Due to difficulties associated with gripping in direct tension, indirect methods are commonly used to measure rock tensile strength. In this work, we adopt an innovative indirect tensile test method:
May 1, 2009
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Laboratory Tests of the Cleaning of Fine Coal by a D.S.M. Cyclone
By T. E. Morimoto
Summary The Research Council of Alberta has made a series of tests with the cyclone washer to investigate the influence of the following operating variables: underflow apex diameter, .specific gravit
Jan 1, 1952
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The Red Dog VIP Mill Optimization Project A Study in Fast-Track Project Execution and Alliance Contracting (5aae1f12-06e2-4656-a27b-a608072456ab)
By George H. Hope, Steve Ciccone
"The Red Dog Mine is both the largest known zinc reserve and the largest zinc producer in the world. The mine started in 1989, and by 1999 had increased production from approximately 300,000 tonnes pe
Jan 1, 2003
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The Design of Explosives
By G. R. Phare
Explosives formulation is dictated by desired field performance, which in turn is dependent on such physical properties as strength, velocity of detonation, sensitivity, and water resistance. The desi
Jan 1, 1958
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Applications of X-Ray Emission Spectrometry to Rock and Ore Analysis
By G. R. Webber
CHEMICAL AN AL YSIS by x-ray emission spectrometry has become increasingly important during the past few years. The method is analogous to optical spectrography ?with x-rays being used instead of ligh
Jan 1, 1957
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Barrick Goldstrike Roaster Facility Engineering and Construction of the Goldstrike Roaster Facility
By Ray Walton, Ron Colquhoun, Ken Thomas, Dwayne Fentie, Barney Burke
"The new Roasting Facility at Barrick’s Goldstrike Mine in Nevada, U.S.A. was developed to process 12,000 tons per day of refractory gold ore. The process consists of crushing, dry grinding, roasting,
Jan 1, 2001
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The Effect of Fine Grinding on Copper and Zinc Metallurgical Performance at Sherritt Gordon Mines Limited Ruttan Mine, Leaf Rapids, Manitoba
By C. B. Webber, W. A. Grell
"Sherritt Gordon's Ruttan Mine is a copper-zinc operation located approximately 600 miles north-west of Winnipeg. Open pit mining began in 1973 at 10,000 Tpd., with a change over to underground mining
Jan 1, 1982
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The Production of Reactive Metals
By L. M. Pidgeon
"Part I. - PrinciplesIntroductionIf the oxides of the metals are listed in decreasing order of the magnitude of their heats of formation, the list appearing in Table 1 will be formed. It will be appar
Jan 1, 1950
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Ensuring Adequate Safety When Using Hydrogen as a Fuel
By D. Allan Coutts
Demonstration projects using hydrogen as a fuel are becoming very common. Often these projects rely on project-specific risk evaluations to support project safety decisions. This is necessary becaus
May 1, 2007
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On-Line Material Balance Calculation for Mass Flow Rate Estimation and Flotation Process Diagnosis an Application to Copper-Flotation Circuit at East-Malartic Plant
By Dany Pelletier, Yeves Breau, Ahmed Bouajila, Claude Gagnon
"In flotation circuits, direct measurement of the volumetric flow rate delivered by electromagnetic flowmeters is often difficult to obtain particularly due to piping and flow constraints. However, on
Jan 1, 2000
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The Submarine Coalfield of Sydney, N.S.
By Sydney C. Mifflen
COAL MINING, with its some 15,000 employees, is directly responsible for the livelihood of one-fifth of the population of the Province of Nova Scotia and indirectly so for that of possibly another fif
Jan 1, 1941
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Analytical Solution for a Deep Tunnel Excavated in a Porous Elasto-Plastic Material Considering the Effects of Seepage Forces
By R. E. Barbosa
Seepage forces generated during tunnel excavation affect the ground response and may cause severe instability problems, including total ground collapse and flooding into the tunnel. This paper present
May 1, 2009
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The Spiral Stoping System as Applied at the Beattie Mine
By Jay Tuttle
THE spiral stoping method of mining was first seen by the writer at the Granby Consolidated Mining, Smelting & Power Company's Hidden Creek mine, at Anyox, British Columbia. Where the method re
Jan 1, 1939
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Radioisotope X-Ray Fluorescence and Radiation Scatter Techniques in Mining and Metallurgy
By P. F. Berry
X-ray fluorescence analytical techniques are fairly well established in the mining and metallurgical industries. In recent years, instruments utilizing radioactive isotopes have been developed which,
Jan 1, 1967