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Drift stability in moderately jointed rock
By J. P. Harrison, M. Grenon
"This paper summarizes the results of numerical studies on drift stability in moderately jointed rock masses. It investigates the relative pertinence of geomechanical factors such as joint orientation
Jan 1, 2001
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Tentative identification of chemical elements likely to escape in the atmosphere attheLingan coal-fired power plant, Lingan, Nova Scotia
By Erwin L. Zodrow
"The neglect of including the toxic metal mercury in the list of escaping elements (Zodrow, CIM Bulletin, September 1982, pp. 138-140) was pointed out to the author in a private letter by J.E. Rehder,
Jan 1, 1982
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Jameson Cell: The “Comeback” in Base Metals Applications Using Improved Design and Flow Sheets
By K. E. Barnes
"The “Jameson Cell” flotation cell was developed at Mount Isa Mines in the late 1980’s to address deficiencies in our flotation column installations. Early base metal installations had a variable reco
Jan 1, 2006
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Valuation of Non-Producing Mineral Properties Using Market Comparables
By William E. Roscoe
"Non-producing mineral properties include those at various stages of exploration, properties at the pre-feasibility or feasibility stage, properties with currently uneconomic mineral resources, and pa
Jan 1, 2003
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Antiscalants for Calcium Scale Control in Gold Process Circuits
By Brad Wells, Wayne Bull, Wayne Dickinson
"Antiscalants were evaluated for control of calcium carbonate (CaCO3) in gold processing applications. Under severely supersaturated conditions, 100 percent inhibition was achieved with 30 ppm antisca
Jan 1, 2014
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The Gold Deposits of Nova Scotia: An Analysis of the History and Present Status and a Hypothesis Concerning the Structural Features of the Province in Relation to the Deposition of Gold.
By Sir Stopford Brunton
Gold was first found in Nova Scotia about 1830-40, but its significance at that time was not appreciated. Probably the first discovery that resulted in any work was made by Lieut. C. !'Estrange,
Jan 1, 1926
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Status of Repairs on Two Grinding Mills At Holt-McDermott
By Pierre Beaudoin
"This paper deals with the repairs made on two damaged mills. It investigates briefly the causes of the damage, explain its nature and the design of the repair. It explains the detrimental effect on o
Jan 1, 2001
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Geology and Mineralogy of the Hercynian Koudiat Aïcha Polymetallic(Zn-Pb-Cu) Massive Sulfide Deposit, Central Jebilet, Morocco
By E. Marcoux, F. Lotfi, A. Belkabir, L. Maacha, A. C. Brown, S. Brunet
"Koudiat Aïcha is a small Zn-Pb-Cu deposit, enclosed in the Visean Sarhlef volcano-sedimentary series of the Moroccan Hercynian Jebilet massif. Base metal mineralization is located between a basal uni
Jan 1, 2008
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Tensile Strength Anisotropy of Barre Granite
By F. Dai
Granitic rocks usually exhibit strongly anisotropy due to pre-existing microcracks induced by geologic loadings. The understanding of the rock anisotropy in mechanical properties such as tensile stren
May 1, 2009
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Structural Controls on Massive Sulfide Deposition and Hydrothermal Alteration in the South Sturgeon Lake Caldera, Northwestern Ontario
By A. H. Mumin, A. K. Somarin, K. S. Oran
"Synvolcanic structures played a fundamental role in the genesis, morphology, and siting of volcanogenic massive sulfide ores and associated hydrothermal alteration in the Archean South Sturgeon Lake
Jan 1, 2007
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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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Anode Furnace Nitrogen Gas Purging System at Kansanshi Copper Smelter
By L. Hanschar, C. Bwalya, E. Mokola, K. Musonda, A. Makayi
This paper describes the installation, commissioning and operation of porous plugs featuring nitrogen gas purging in both Anode Furnaces at the Kansanshi Copper Smelter (KCS), a greenfield copper smel
Jan 1, 2019
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Development of Geometallurgical Comminution Mapping and Modelling
By Luke Keeney, Stephen Walters
"The start up of a new mining and metallurgical facility is a crucial step in the life of any mining project. The mining industries record is poor when evaluating processing plant operation relative t
Jan 1, 2009
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Sophisticated Ring Geared Mill Drives Features and Experiences
By Maarten van de Vijfeijken, Marco Rufli
"By using the latest generation of medium voltage frequency converters, new possibilities have arisen to improve the grinding process. Beside all the direct and indirect advantages, several dedicated
Jan 1, 2011
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Environmental Law and Regulation Challenges for the Mining Industry
By R. Cotton
"1. INTRODUCTIONTo say that the environment will be a dominant issue in the 1990' s is an understatement. A world-wide ""green revolution"" is taking place not only with the general public and politic
Jan 1, 1991
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Exploration, Development, and Production Practices at United Keno Hill Mines, Limited
By H. Brodie Hicks
"THE REVIVAL of the Mayo mining camp, with particular reference to the activities of United Keno Hill Mines, Limited, has been one •of the more spectacular and also one of the most important of the po
Jan 1, 1952
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A Chemical Survey of Alberta Coals
By Edgar Stanfield
Since April, 1923, the Scientific & Industrial Research Council of Alberta has had an analyst, Mr. W. P. Campbell, steadily employed analyzing coal samples taken by the provincial Mine Inspectors. Mr.
Jan 1, 1925
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Characterization of Damage in a Cast Aluminum Alloy during Cyclic Loading Test at High Temperature by X-Ray Tomography
By A. Koster, V. Maurel, S. Dezecot, Szmytka. F.
The aim of this work is to clarify the role of microstructure heterogeneity in the initiation and growth of cracks in a lost foam cast A319 for low cycle fatigue (LCF) loading condition. Because 2D an
Jan 1, 2015
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Mineral processing, research and development projects in Nova Scotia conducted through the Canada/Nova Scotia Mineral Development Agreement
By D. M. Doyle, P. J. Hannon
"The Canada/Nova Scotia Mineral Development Agreement (M.D.A.) is a subsidiary of a five-year Economic and Regional Development Agreement, signed on June 11, 1984. The objectives of the M.D.A. are to
Jan 1, 1987
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Institutional Assessment: Emerging Practice in Sustainable Community Investment
By Roxanne Scott
Outline ? Overview of Community Investment in the Mining Sector ? Emerging Good Practice: ?Strategic Integrated Community Investment? ? Assessing Local Context: ? Institutional Assessment ? Partn
May 1, 2010