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Application of Research Principles to Identify Process Improvement at Sunrise Dam Gold Mine
By N Clarke, G R. Ballantyne, M S. Powell, P Elms, A Anyimadu
AngloGold Ashanti Ltd nominated Sunrise Dam Gold Mine as a case study via their involvement with the long-running Australian Mineral Industry Research Association (AMIRA) International P9P research pr
Sep 7, 2015
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A Study on the Mechanism of Magnetite Formation Based on Iron Isotope Fractionation
By Payman Roonasi
Having knowledge of mechanism of magnetite formation is essential in a number of industrial processes including magnetite synthesis and corrosion of iron. In this study, magnetite nanoparticle was syn
Jan 1, 2009
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Paper No. 130. Gold Dredging in Otago.
As the chief field of the gold dredging industry in Otago is the district traversed by the Molyneux River (called above Cromwell the Clutha) and its tributaries, a brief reference to the geology of th
Jan 1, 1903
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Deterministic And Stochastic Water Balance Modeling Of The Gilt Edge Mine Superfund Site, South Dakota
By K. Wangerud, B. S. Caruso
A water balance model with deterministic and stochastic components was developed and used for the Gilt Edge Mine Superfund Site, South Dakota, to evaluate risks of contaminated runoff discharging to s
Jan 1, 2002
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Numerical Modeling of Mining-Induced Stress and Microseismic Response using FLAC3D
By Shahé Shnorhokian
A study was conducted on the seismic activities and associated rockburst events that took place at an underground Canadian metal mine over a period of five years. In the first stage, a back analysis o
May 1, 2011
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A Systems Perspective of Sustainability in the Mining Industry and Suggestions for Indicator Development
By P Mesquita, A Nolan
Using a scientific-principled definition of global socio-ecological sustainability can be a useful basis for planning precious and base metal mining projects. The mining industry faces key challenges
Jan 1, 2009
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Formation Of Interlocking Jet Grout Columns At Large Depth
By Chu E. Ho
Jet grout column formation at large depths are prone to several uncertainties, such as inaccuracy in setting out boreholes, drilling deviation, soil variability and reduced jetting energy at the nozzl
Jan 1, 2008
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Statistics or geostatistics? Sampling error or nugget effect? - Synopsis
What is a nugget effect? In the early development of geostatistics, the term ?nugget effect? was coined for the apparent discontinuity at the beginning of many semivariogram graphs. This name was chos
Jan 1, 2010
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New biological treatment plant for heavy metal-contaminated groundwater
By L. J. Barnes, R. O. Koch, J. H. Versteegh, C. J. N. Buisman, P. J. H. Scheeren
Several water treatment options have been studied and piloted. A process based on activity of sulphate reducing bacteria combines sulphate removal and heavy metal removal in one process step. The anae
Jan 12, 1992
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Regional and Local Patterns of CO2-K-Rb-As Alteration: A Guide to Gold in the Timmins Area
By D. Duff, R. A. Cameron, R. E. S. Whitehead
"Although CO2 content indicates the quantity of carbonate in altered basaltic rocks, it does not measure the intensity of carbonate alteration. CO/CaO molar ratios, which correlate with the relative p
Jan 1, 1982
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A Heuristic Sublevel Stope Optimizer With Multiple Raises
By X. Bai
A new heuristic sublevel mining stope optimizer is presented. The optimizer seeks the best locations and lengths of a series of vertical raises that, together with the blocks linked to each raise, def
Jan 1, 2014
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Mineral Commodity Summaries 1992 - Significant Events In 1991
The value of processed materials of mineral origin was estimated to have exceeded $297 billion in 1991. U.S. raw non fuel minerals production in 1991 was estimated at $30.8 billion, a 5.8% decline fro
Jan 1, 1992
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Stabilizing And Bracket Pillar Design To Reduce Seismicity
By F. M. C. C. Vieira
The work described forms part of a Safety in Mines Research Advisory Committee (SIMRAC) funded project, currently an ongoing programme of research aimed at providing ?improved criteria, guidelines and
Jan 1, 1998
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OFR-96-83 A Study Of Explosion-Proof Enclosures
By P. A. Cox
The purpose of the initial research performed under this contract was to determine the margins of safety in explosion-proof (XP) enclosures, which were designed and certified according to the current
Jan 1, 1982
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Hismelt« - Direct Ironmaking Becomes a Reality
Following extensive trials on a 100 000 tpa Research and Development facility at Kwinana, Western Australia, Hismelt Corporation (wholly owned by Rio Tinto) are confident of the future commercial su
Jan 1, 1999
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The value proposition of circulating fluidized-bed technology for the utility power sector
By N. J. Castilla, R. Giglio
"Circulating fluidized-bed (CFB) combustion technology has been around for over 40 years, but over the last 6 years it has been commercially demonstrated at the 500 MWe scale at the Lagisza plant loca
Jan 1, 2015
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Rod and ball mill circuits
By Concentrator Staff
"IntroductionA brief literature search will reveal that the information available concerning rod mills and ball mills is quite extensive. This type of equipment is used to treat every element from ant
Jan 1, 1989
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RI 4150 Investigation of Coal Deposits for Local Use in the Arctic Regions of Alaska and Proposed Mine Development
By Albert L. Toenges, Theodore R. Jolley
"INTRODUCTION The construction of frame houses (fig. 1) in recent years instead of the conventional sod hut (igloo) (fig. 2) by the Eskimos in the villages along the Arctic Ocean has increased the dem
Dec 1, 1947
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Dynamite Daze
I attended a funeral in West Monroe, Louisiana, for one of the best powder peddlers I’ve ever known. He started work in 1948 for Dixie Dynamite, a seismograph explosive distributor. His first job was
Jan 1, 2004
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Some aspects of international shotcreting practice ? Synopsis
By A. Boniface
The International Tunnel and Underground Space Association (ITA) has a number of working groups (WG) that meet at least once a year. One of these is WG12, ?Use of Shotcrete?, of which the author is a
Jan 1, 2008