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  • CIM
    Hardening of Low-Alloyed Gold

    By Jörg Fischer-Bühner

    Conventional 22ct Au jewellery alloys are comparably soft in the as-cast and soft-annealed state and hardening by cold-working is the only way of giving strength to the jewellery. The paper first focu

    Oct 1, 2003

  • CIM
    Millpebs Testing at Brunswick Concentrator

    By Pierre Lacoste-Bouchet, Ian Orford, Mike Cooper

    "The Brunswick Mine ore requires fine grinding to achieve liberation of minerals. With 25mm slugs as the grinding media in the ball mill, there was a limitation of a P80 of 25 microns on the CuPb regr

    Jan 1, 2006

  • CIM
    Re-entry Protocols for Seismically Active Mines: An Update

    By J. A. Vallejos

    Re-entry protocols are a tactical approach for controlling risk after blasts or large events in seismically active mines. Based on the results of a survey on 18 seismically active mines, mostly in Ont

    May 1, 2009

  • CIM
    The Effects of Nuggety Gold on Gold Deportment – Lessons from Beaton Creek Paleo-Placer Gold Project, Australia

    By Mark McComb, Geoffrey R. Lane

    "Over the years many differing approaches have been developed to clearly understand the nature, mode of occurrence, associations and deportment of both free-milling and refractory gold in a wide varie

    Jan 1, 2015

  • CIM
    Assessment of Precious Metals Distribution in Lac Mattagami Flotation Plant by Computer Mass Balance Calculation

    By M. Remillard, M. Garon, M. Thérien, D. Hodouin

    "Nineteen streams in the copper and zinc flotation units of the concentrator of the Matagami division of Noranda Inc. have been sampled for particle size distributions chemical assays, and gold and si

    Jan 1, 1986

  • CIM
    Design, Implementation, and Commissioning of the Gibraltar Development Plan 3

    By S. A. H Tyrrell, R. Rotzinger

    "Taseko Mines Limited recommenced operation of the Gibraltar copper-molybdenum mine in 2004 and embarked on series of development projects to modernize the mine and increase throughput capacity. The G

    Jan 1, 2014

  • CIM
    Ultra Fine Milling - Biooxidation Processing of Refractory Gold Concentrates

    By R. W. Lawrence, J. B. Austin, P. B. Marchant, J. T. Chapman

    "Biohydrometallurgy is the use of microbiological reactions to assist in the extraction of metals. Bioleaching offers an innovative alternative for the treatment of refractory gold-bearing sulphides (

    Jan 1, 1990

  • CIM
    The Application of Biologically Mediated Leaching Methods, A Comprehensive Review

    By Andrew R. Marchbank

    The application of biologically assisted methods for metal extraction in the mining industry has a long history, but development of modern techniques has been relatively slow. There is, however, a res

    May 1, 2002

  • CIM
    Balancing and Estimating the Ore Mineral Contents from Daily Production Samples

    By Maryam Sadeghi, Jonathan Roy, Claude Bazin

    "The operation of mineral processing equipments is intimately related to the mineral composition of the ore. However unit performances are usually characterized in terms of metal contents or recoverie

    Jan 1, 2016

  • CIM
    The Griffith Mine Energy Reduction Program

    By J. Frostiak

    "This paper describes some energy reduction measures Implemented at the Griffith Mine. Before proceeding, I will give you a brief overview of the operation.The Griffith Mine is an iron ore mining, con

    Jan 1, 1983

  • CIM
    Geophysical Case Study of the Iso and New Insco Deposits, Québec, Canada, Part II: Modeling and Interpretation

    By D. Bois, P. Keating, J. Lemieux, M. A. Vallée, M. Allard, R. S. Smith, L. Z. Cheng, M. Chouteau, D. K. Fountain

    "Abstract - MEGATEMII airborne electromagnetic data collected over the Iso and New Insco massive sulfide deposits have been modeled using three modeling packages. The EMQ package is a quick inversion

    Jan 1, 2006

  • CIM
    Mineral Possibilities of Areas Adjacent to the Alaska Highway (ff91bb7d-99bb-4806-86e2-a2d9cfd3ea8e)

    By Thomas. L. O.

    Apart from a few sketches and incomplete maps, mainly topographical, and one or two detailed maps of placer-creeks, there is little information on the topography and geology of most of the country adj

    Jan 1, 1944

  • CIM
    IsaMill Fine Grinding Technology and its Industrial Applications at Mount Isa Mines

    By Michael Young, Peter Allum, Mingwei Gao

    "Tough economical conditions and high grade but fine-grained ore processing have forced the mining industry to look for more efficient processes. Isa Mill Technology for ultra-fine and fine grinding i

    Jan 1, 2002

  • CIM
    Improving Flotation Plant Performance at Cadia by Controlling and Optimizing the Rate of Froth Recovery using Outokumpu Froth master™

    By Peter Bourke, Marc van Olst, Seppo Ronkainen, Natalie Brown

    "Since the early days of flotation, process technicians have known that the speed at which the froth is recovered over the lip of the cell has a very direct and consistent influence on the grade and r

    Jan 1, 2001

  • CIM
    Development of Barrick Gold’s Bulyanhulu Mine

    By John Frostiak

    "Kahama Mining Corporation Limited, a wholly owned subsidiary of Barrick Gold Corporation, poured the first dore bar and filtered the first concentrate produced at the Bulyanhulu mine on February 28,

    Jan 1, 2003

  • CIM
    The Development of Mining Geology in the Sudbury District

    By H. F. Zurbrigg

    Introdduction The main line of ascent in the development of the nickel industry may be traced back through the International Nickel Company of Canada, Limited, to its earliest antecedents, the Cana

    Jan 1, 1948

  • CIM
    Application of Deadtime and Gain Compensation to Sag Feeder Control at P. T. Freeport Indonesia

    By Andrew Neale, Len Anderson, Rob Perry

    "P.T Freeport Indonesia's new SAG mill commenced operation in February 1995. The reclaim system consists of four apron feeders and a series of three conveyors. The feeders are used in various combinat

    Jan 1, 1996

  • CIM
    CMIC-NSERC Footprints Project: A Roadmap for Large Project Development and Implementation

    By Alan Galley

    CMIC Mandate CIM Annual Meeting, Toronto, May 6, 2013 To increase mining research, innovation and commercialization efforts in order to strengthen Canada?s pre-eminent role as a global leader in min

    May 1, 2013

  • CIM
    Recovery of Gold and Associated Metals from Refractory Ores and Concentrates via a Chloride-Based Processing Route

    By G. B. Harris, C. W. White

    Cyanide has been used for the recovery of gold since the mid 1800s, but several jurisdictions have already banned its use, and environmental pressures are increasing to finding an alternative. Gold al

    Jan 1, 2011

  • CIM
    Maximizing Ore Extraction at Brunswick Mine

    By Barara Rose

    Presentation Outline ?Introduction of BMS ?Resource Integration Process ?Methodologies ?Tools ?Case Studies ?Zone 01 : 725 SOZ ?Zone 16/17 : 1000 NRP ?Conclusions

    Oct 1, 2010