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Teck’s Secondary Leaching Technology
By H. M. Lizama, R. L. Stephens
Secondary leaching of previously leached supergene copper ore has been developed and implemented at Teck’s Quebrada Blanca operations. This consists of using in-situ leaching techniques aided by geoph
Jan 1, 2019
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Evaluation of shotcrete rock support systems in underground mines by a new non-intrusive technique (33890d65-d377-415a-af90-fb1c64a61d2e)
By F. Hassani, D. O’Donnell, M. Momayez, P. Guevremont
Shotcrete is a practical and economical support system in many Canadian underground mines. Although shotcrete technology has gained acceptance in the mining industry, there are some problems that have
Jan 1, 2002
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BC Mining and Implications of Climate Action
By Gavin C. Dirom
? The Mining Association of British Columbia (MABC) was established through an Act of Parliament in 1901 ? The MABC represents the interests of B.C.?s ? Coal and mineral mining companies ? Smeltin
May 1, 2008
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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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Self-Tuning Flotation Control at Brunswick
By M. W. Franklin, D. W. Hendriks
"Changing ore types, feed grades and c1rculat1ng loads are some of the many factors that can make flotation feed-back control difficult. To control a flotation circuit using conventional fixed-paramet
Jan 1, 1986
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Deformation and Structural Controls on Gold Mineralization in the Clarence Stream Shear Zone, Southwestern New Brunswick, Canada
By K. G. Thorne, D. R. Lentz, A. F. Park
"The Main zone of the Clarence Stream gold deposit is hosted by a shear zone adjacent to the Saint George batholith in southwestern New Brunswick. The mineralization history relates to progressive def
Jan 1, 2008
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Geometallurgical Modeling of the Dumont Deposit (0daa1b2e-54ab-4163-adcf-32c9366ffe5b)
By K. Nasrallah
"The Dumont deposit is a large (1,179 Mt proven and probable reserve) low grade (0.27% nickel), nickel sulphide project located in the Abitibi region 25km west of Amos, Quebec. Royal Nickel Corporatio
Jan 1, 2016
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Geostatistical Simulation of Optimum Mining Elevations for Nickel Laterite Deposits
By J. A. McLennan
Nickel laterite deposits are typically formed from tropically weathered mafic-ultramafic complexes. The resulting nickel concentration is found within soil horizons and is mineable with regular dozer
Apr 1, 2005
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Closure Plan for the proposed Millennium Project
By S. Tuttle, R. Sisson
"Suncor Energy Inc. has proposed a 2.2 billion dollar expansion to the current oil sands operation, which will more than double the productive capability of the facility. As part of the application fo
Jan 1, 1999
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Early Innovations in Copper Hydrometallurgy: The Unknown 1866 Whelpley & Storer Process
By W. W. Culver
The paper explores the substance, circumstances and significance of the Whelpley and Storer Copper Process. The 1866 Whelpley and Storer patent specified a process combining mechanical and chemical en
Jan 1, 2019
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Challenges in Niobium Flotation
By S. Kelebek, C. Gibson, M. Aghamirian
"Global niobium production is currently dominated by three operating mines, Araxá and Catalão in Brazil, and Niobec in Canada. Although over 90% of the world’s niobium is mined and processed in Brazil
Jan 1, 2015
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High Pressure Washing Technology “Hydro-Clean”
By Sam Palombo, James José Varela
"Washing can be defined as the process used to eliminate or reduce the dirt (presence of fines or slimes) of one material. It is also the basic and oldest process applied to ore preparation for furthe
Jan 1, 2009
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Stemming Zone Fragmentation Analysis of Optimized Blasting with Top-Column Air Decks
By W. Banda
"Trial application of air decks on a production shot improved fragmentation (32% reduction in x50). Empirical fragmentation models and digital image processing software were used to estimate fragment
Jan 1, 2018
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QA/QC At Oyu Tolgoi Cu-Au Project South Gobi, Mongolia - Ivanhoe Mines Mongolia Inc. Meeting and Exceeding Technical Disclosure Requirements
By Dale A. Sketchley
The objective of Quality Assurance and Quality Control programs on advanced exploration projects is to ensure that data from sampling, assaying, and recording of geological observations are of high in
May 1, 2003
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Automatic Sorting of Minerals: Current Status and Future Outlook
By T. P. R. de Jong, H. Harbeck
"This contribution reports recent mineral sorting experience and lists the opportunities of the newest generation of automatic sorters with a special focus on electromagnetic detection and Xray transm
Jan 1, 2005
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Implementing Safe Production at Kittilä Mine
The information in this document has been prepared as at February 16, 2011. Certain statements contained in this document constitute ?forward-looking statements? within the meaning of the United State
May 1, 2011
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Generation of Size-controlled Palladium (0) and Gold (0) Nanoclusters inside of the Microporous Domains of Gel-type Functional Resins. Prospects for Gold Catalysis in the Liquid Phase
By Benedetto Corain
The production and dispersion of metal nanoclusters onto inorganic supports and amorphous carbon rest on well consolidated technologies belonging to the realm of industrial catalysis and of basic cata
Oct 1, 2003
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A review of PGE metallurgy highlighting recent process innovations
By Steve Cole
"The economic and strategic importance of PGE bearing deposits is fuelling renewed exploration and development efforts in the precious metals mining sector.This paper presents a review of the various
Jan 1, 2002
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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
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Infrared Recognition of High Sulphide and Carbonaceous Rocks after Microwave Heating
By Gus Van Weert, Peter Kondos
"Ore sorting has been quite successful in providing a separation means in the rock size range of 1 to 6 inches; a range where mineral dressers do not have many options. The industrial minerals and rec
Jan 1, 2007