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  • AUSIMM
    Moisture/particle interactions under oscillatory motion – model development

    By K Williams, A Lavrinec, V Gurung, D Ilic

    The moisture content of iron ore during handling can range from the dust extinction moisture at the point of arrival at the port to the transportable moisture limit at the point of loading ships for m

    Sep 18, 2023

  • AUSIMM
    Driving the transformation to hydrogen ironmaking – an experimental vertical shaft H2-DRI reactor facility in NZ

    By M McCurd, M Lynch, B H. Yin, S Mendoza, C W. Bumby, Y Iwasaki, B Rumsey

    Iron and steel production is responsible for approximately 6.3 per cent of global anthropogenic CO2 emissions. Direct reduction of iron with hydrogen is a potential route for decarbonising the iron an

    Sep 18, 2023

  • AUSIMM
    Fibre-reinforced Geopolymer Concrete – An Innovative Material for Tunnel Segments

    By M Wieloch, D Wimpenny, M Chappell

    Fibre-reinforced geopolymer concrete (FRGC) contains no Portland cement or steel reinforcement, but instead uses synthetic fibre reinforcement and a geopolymer binder. The use of geopolymer binder in

    Sep 17, 2014

  • AUSIMM
    Outotec Pressure Oxidation - More out of Sulfide Ore

    By J Tiihonen, J OÆCallaghan, T Haakana

    Outotec is today capable of providing technologies, process equipment and engineering for the construction of pressure oxidation leaching (POX) plants in any location in the world. Outotec works with

    Sep 26, 2013

  • AUSIMM
    Discrete Fracture Network Modelling for Tunnel Design in the Sydney Basin

    By A L. de Ambrosis, F M. Weir, M Fowler

    Traditional kinematic and statistical analyses of geological structure for geotechnical engineering applications, while considered industry standard practice, have some limitations and unrealistic ass

    Sep 17, 2014

  • AUSIMM
    Mine Wastes as Cover Materials in a Water-shedding Soil Cover in North-West Queensland

    By T Baumgartl, C Gonzales, A Soliman, M Edraki

    A soil cover isolates potentially acid-forming (PAF) mine wastes from atmospheric interaction and thereby mitigates acid mine drainage. As a cover that comprises either a single layer or a composite b

    Jul 16, 2014

  • AUSIMM
    Measurement of Residual Shear Strength Using a Modified Direct Shear Apparatus

    By L Tatnell, R Mackay, A Tolooiyan

    The multi-reversal direct shear test (MRDS) method is commonly used to measure the residual shear strength of soils. However, when the standard direct shear (DS) apparatus is used, the MRDS method is

    Nov 5, 2014

  • AUSIMM
    Blasting Approaches to Increase Mine Productivity and Reduce Greenhouse Gas Emissions in Surface Coal Mining

    By T Goswami, G Brent

    In response to concerns over greenhouse gas (GHG) emissions and an imposed cost in some jurisdictions, many mining houses have committed to reductions in their GHG emissions. However, mining faces par

    Aug 24, 2015

  • AUSIMM
    A comparison of the performance of fully versus partially encapsulated cable bolts based on laboratory-scale testing

    By P Hagan, S Wang, D Li, B Loh

    A study was undertaken to quantify the differences in performance between a full-length encapsulated cable bolt and a partially encapsulated cable bolt. Much research has been reported on the differen

    Nov 30, 2018

  • AUSIMM
    Olympic Dam Operations Review

    The Olympic Dam copper/uranium deposit was discovered in 1975 and subsequently commenced production in 1988 at a rate of 1.5 Mtpa using the sublevel open stoping mining method. In the following five y

    Jan 1, 1998

  • AUSIMM
    Jones-Wilkins-Lee Parameters for Civil Explosives

    By R Castedo, P Segarra, L M. López, J A. Sanchidrián, A P. Santos

    The cylinder test allows us to determine the expansion of a copper cylinder by the detonation of an explosive charge inside. This test, originally designed for military explosives, has been adapted fo

    Aug 24, 2015

  • AUSIMM
    Designing Flotation Cells For Optimised Flow Dynamics

    By T Niitti, J Turunen, P B, A Rinne

    In todayÆs marketplace, with high metals prices, many operations are faced with the challenge of improving recovery in the particle size ranges which are normally difficult to recover. This presentati

    Jan 1, 2006

  • AUSIMM
    Geomembranes – from design to handover and some of the lessons learnt

    By A Marta

    Geomembrane (GMB) liners are being used more frequently for the storage or capping of mine waste due to stricter regulatory requirements relating to environmental protection. The longevity of any li

    Jul 23, 2018

  • AUSIMM
    Research on supporting technology for production level roadways of block caving in Pulang Copper Mine

    By X Feng, X Zhang, W Sun, Y Zhe, K Hou, B Zhao, H Liu

    Pulang Copper Mine, being China's largest newly built mine using block caving, boasts an annual production capacity of 12.5 million tons. Production level and roadway stability hold the key to the

    Nov 30, 2018

  • AUSIMM
    The Design, Installation and Commissioning of an Absorption Refrigeration System at Gwalia Gold Mine in Western Australia

    By J deVries, A Broodryk, P Kyselica, K McLean

    Gwalia gold mine is located close to the town of Leonora in the Goldfields region of Western Australia, some 830 km from Perth. The mine is wholly owned by St Barbara Ltd, an Australian Securities Exc

    Aug 31, 2015

  • AUSIMM
    Resource Estimation and Grade Assignment - A Comparison Between Historical Production and Current Maxwell Mining Validation Case Study at Morning Star Gold Mine, Woods Point

    By P Jackson, J Rea, M D. Goodz

    The Morning Star Gold Mine has operated over a 101-year period, producing gold from narrow quartz veins and sulfide stockworks hosted mainly within a dioritic-gabbroic dyke. The deposit has been devel

    Jan 1, 2008

  • AUSIMM
    Mineral Processing Changes in New Zealand Steel

    By D E. Thorp

    The mining and concentration operations of New Zealand Steel have been carried out initially from the Waikato North Head (WNH) deposit since 1969 and subsequently from the Taharoa deposit since 1972.

    Jan 1, 1977

  • AUSIMM
    The Effect of Grinding Media on Copper and Gold Flotation in the Presence of Clay Minerals

    By R Wei, Y Peng, D Seaman

    This study addresses a widespread problem confronting the mining industry: the deleterious effect of clay minerals in flotation. This problem is seemingly exacerbated by the presence of iron contamina

    Sep 26, 2013

  • AUSIMM
    Estimation of Resources and Conversion to Reserves ù Protocols for the Assessment, Reduction and Management of Risk

    By G Ferguson a, P Carrasco, P P. A Dowd

    International codes of practice offer broad definitions with respect to the classification of resources in terms of risk. Specific guidelines and protocols, to analyse sample data, carry out geostatis

    Jan 1, 2000

  • AUSIMM
    The Development of Colloidal Mixer Base CRF Systems

    By A E Reschke

    The high-shear colloidal mixer is generally recognised as the most efficient method of mixing cement based grouts. Only recently however has this technology been applied to the production of cemente

    Jan 1, 1998