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  • AUSIMM
    Coal - Paper No. 8 Use Of Optimal Techniques To Minimise Moisture Retension In Fine Coal Filtration

    By Sergeant G. D, Norman J. R

    The importance of reducing the moisture content of fine coal, the nature of the retained water and the means of its removal are discussed. A statistical technique, using a balanced block design, was

    Jan 1, 1969

  • AUSIMM
    Discovery, Geology and Metal Zoning of the Nickel Rim Depth Deposit, Sudbury, Canada

    The Nickel Rim Depth Cu-Ni-PGE deposit, discovered by Falconbridge Limited in 1993, illustrates several trends in exploration in the Sudbury area. Recent discoveries tend to be deep, high grade, foo

    Jan 1, 1996

  • AUSIMM
    The Development of Acoustic Emission and Microseismic Monitoring Techniques in China

    By Wu Y, Qu Q

    The Central Coal Mining Research Institute has developed the MAE acoustic emission monitoring system, the BD4-1 portable acoustic emission monitor and the MRB rock burst monitoring system. In the MAE

    Jan 1, 1991

  • AUSIMM
    Systems thinking and its need in the workforce of tomorrow

    By D Brown, K Markovic

    The world is becoming an increasingly complex environment to operate within. Adoption and evolution of technology is occurring at a rapid pace and operating spaces are growing in interconnectedness an

    Sep 1, 2024

  • AUSIMM
    Characterisation of Gold Ores by X-Ray Computed Tomography – Part 1: Software for Calibration and Quantification of Mineralogical Phases

    By L E. Howard

    Micro-computed tomography (Micro-CT) is an X-ray imaging technique that produces high-resolution 3D computerised ‘virtual’ models of geological specimens based on the X-ray attenuation of different ma

    Sep 5, 2011

  • AUSIMM
    Creep Due to Chemical Alteration of Rocks – A Case Study in Brown Coal

    By B J. Wight, R Mackay, S Kim

    Improving the understanding of the processes governing ground movements in and around brown coal open cuts is of significant interest for both operating stability and rehabilitation. Brown coal, ligni

    Nov 5, 2014

  • AUSIMM
    Process Control - A Technology for the Present and Future

    By DJ McKEE

    Process control emerged in the mid-1960s as a new and exciting method of improving the performance of mineral processing operations. The early Australian developments, principally in Broken Hill and

    Jan 1, 1992

  • AUSIMM
    Consideration for Multiobjective Metaheuristic Optimisation of Large Iron Ore and Coal Supply Chains, from Resource to Market

    By J Balzary, A Mohais

    Dynamic market and operating conditions, coupled with an environment in which multiple objectives and trade-offs are common, pose major challenges for planners and schedulers working in any mining ent

    Nov 24, 2014

  • AUSIMM
    Development of an empirical geo-metallurgical model that unlocks value of the mineral resources at Yandi Mine

    By P Gilroy

    In recent technical investigations that were triggered from ore for rail shortfalls at Yandi, BHP Iron ore has identified a gap in resource knowledge relating to geo-metallurgical characteristics that

    Nov 21, 2018

  • AUSIMM
    Pasminco Century Mine Open Pit Slope Design ù A Geotechnical Perspective

    The geotechnical factors controlling the design of the open pit slopes of the Pasminco Century Mine near Lawn Hill, Queensland are presented below. Pasminco Century is a stratiform shale hosted zinc d

    Jan 1, 2000

  • AUSIMM
    Magnesia from Magnesite by Calcination/Carbonic Acid Leaching: Comparison of Several Australian Magnesites

    By Moorrees C, Koh P. T L, Tsambourakis G

    Examination of Ihe calcination and carbonic acid leaching behaviour of a number of Australian magnesites shows that there are substantial differences between the massively crystalline and the cryptocr

    Jan 1, 1985

  • AUSIMM
    Hydrochloric Acid Leaching of Ilmenite

    A substitute for rutile can be produced by leaching natural or pre-treated ilmenite in hydrochloric acid. Ilmenite in its natural form is an extraordinarily inactive mineral from which the selecti

    Jan 1, 1984

  • AUSIMM
    Use of Computerised Management Systems for the Blair Athol Coal mine Project

    As Project Managers for the Blair Athol Coal Mine Project, CMPS selected a number of computer systems to assist in project control. The areas where computers were used were: 1) Planning & Schedulin

    Jan 1, 1983

  • AUSIMM
    Optimised drill targeting using dynamic 3D modelling, Martabe Gold Mine, Indonesia

    By H Indirawati, R Ayres, A Nur Kasnanto, S Konopa

    As a project moves through the mine life cycle, the quantity of data available increases and the understanding of the orebody matures. Incorporating new information quickly and efficiently in current

    Nov 21, 2018

  • AUSIMM
    Rethinking variogram modelling

    By A Boucher, M Baudin, P Androszczuk, I Minniakhmetov, A Rigby, P Machado, M Wright, B Van Dijken

    IGO Ltd’s (IGO’s) Nova Operation (Nova), which is 160 km east-north-east of the town of Norseman in Western Australia (WA), mines and processes nickel-copper-cobalt (Ni-Cu-Co) sulfide ore from the mag

    Mar 22, 2022

  • AUSIMM
    Qualitative and Quantitative Evaluation of Iron Ore Sinters Through Digital Microscopy

    By S Paciornik, G Schinazi, M H. de Pinho Maur-cio, M B. Vieira, O da Fonseca Martins Gomes, D T. Wagner

    Vale (previously CVRD û Companhia Vale do Rio Doce) evaluates the microstructure of sinters in order to understand their characteristics and behaviour in the agglomeration process, and the correlation

    Jan 1, 2008

  • AUSIMM
    Lead Vaporization from Mixed Pb-Zn Concentrate Pellets During Roasting

    By Wright S

    Single pellets of mixed lead-zinc concentrate containing up to 20 % lead were roasted in the temperature range of 800-1100¦C. Variables studied included pellet size (from 9-8 to 3-2 mm diameter), g

    Jan 1, 1989

  • AUSIMM
    Soft Ground Tunnelling in Melbourne - Investigation and Design of the Melbourne Main Reliever

    By M Dixon, T OÆShannessy

    Melbourne Water (MW) is responsible for a section of existing gravity trunk sewer servicing the Melbourne central business district, Docklands, Port Melbourne and other adjacent areas, known as the Me

    Jan 1, 2008

  • AUSIMM
    Mechanical Excavation for the Tunnels in Soft Rock

    By Inoue T, Takahashi N

    To construct the accessing railroad line to the northern portal of Seikan Undersea Tunnel, nine tunnels amounting 7.4km in their total length were excavated through soft mudstones of young- er tert

    Jan 1, 1987

  • AUSIMM
    Are Your Megaproject Schedules and Costs Under – or Out of – Control?

    By P Mitchell, S Pushpan, G Ferres, K Bobbermien, L Hudson

    "Falling commodity prices and a rising supply surplus have ushered in a period of restraint in capital project investment across the global mining and metals sector. Competition for capital project fu

    Mar 8, 2016