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  • AUSIMM
    Past and Future Trends for Gold in New Zealand

    As in other countries, gold mining inNew Zealand has been cyclic in character. Looking at these cycles may provide insights as to what may occur in the future and that is the basis for this study. &nb

    Jan 1, 1994

  • AUSIMM
    Size Separation Pretreatment and Alumina Recovery from Bayer Red Mud

    Size Separation Pretreatment and Alumina Recovery from Bayer Red Mud

    Sep 13, 2010

  • AUSIMM
    Alluvial Iron Deposits Exploration using Surface Processes Modelling - A Case Study in the Hamersley Province (Western Australia)

    By T Salles, G Duclaux, E R. Ramanaidou

    In a continental environment, sediment mobilisation, dispersion and deposition are mainly controlled by mass gravity and streamflow processes. Alluvial sedimentary systems have an important economic v

    Aug 12, 2013

  • AUSIMM
    Analytical Approach for Stability Analysis of Rock Wedges with Soil-Infilled Joints Formed in a Tunnel Roo

    By D Oliveira

    The use of an equivalent continuum for a rock mass is not always suitable for situations where the failure is structurally controlled by discontinuities as in the case of wedges in the tunnel roof. In

    Mar 8, 2011

  • AUSIMM
    Long Rockbolt Support at New Broken Hill Consolidated Limited

    Stope back conditions in the cut-and-fill stopes at New Broken Hill Consolidated Limited often deteriorate to such an extent that, because conventional rockbolts are not able to maintain safe working

    Jan 1, 1974

  • AUSIMM
    Acid Processes for Alumina Extraction

    The C.S.I.R.O. acid alumina process employs the essential steps of digestion, hydrolysis and calcination to produce pure alumina from ores too high in silica or too low in grade for the Bayer process.

    Jan 1, 1964

  • AUSIMM
    WAD Cynoprobe - A Case Study for the Development of an Online Weak Acid Dissociable (WAD) Cyanide Measurement Device

    By P Lotz

    With the recent increase in environmental awareness, gold mining companies are fast becoming signatories of the International Cyanide Management Code (ICMI, 2007). The objective of the Code is to impr

    Jan 1, 2007

  • AUSIMM
    Beyond Rock Mass Characterisation – the Impact of Geology on Block Cave Mining

    By A Webster, T Murphy

    Block cave mining, in its broadest sense, has transitioned from an orebody/rock mass determined method of extraction, to a low-cost and high production mining method that may be applied to any large o

    May 9, 2016

  • AUSIMM
    Geology of the Broken Hill Lode

    By Matters, R T, Coldham, Slee, J C, R J, Wallman

    The Committee desires to thank the managers of the various mines along the line of lode for their hearty co-operation in its labours. It would also extend thanks to Messrs J C Moulden, Howchin, Twelve

    Jan 1, 1910

  • AUSIMM
    The Effect of Sulphide and Lead on the Rate of Cold Cyanidation

    By Tumilty JA, Schmidt CG

    Sulphide ion is a powerful poison in gold cyanidation, however, the detrimental effect is less severe in plant practice. This is thought to be due to the presence of depassivating elements in the o

    Jan 1, 1989

  • AUSIMM
    FlowSim – A Versatile Flow Simulation Tool to Quantify Extraction and Design Alternatives for Block Caving

    By A Hekmat, M Fuentes, F Armijo, R Castro, F Rodriguez

    Interpreting the behaviour of granular material and simulating the gravity flow are complex processes in cave mining methods. In this paper, a new Cellular Automata based code – FlowSim – is used as a

    May 9, 2016

  • AUSIMM
    Mount Bischoff Extended Tin Mining Co., Waratah, Tasmania

    During August, 1926, with the consent of Mr. Schell, mine manager, the writer conducted a mill test on this company's concentrators. Mr. Schell not only gave him his permission, but rendered all

    Jan 1, 1928

  • AUSIMM
    Permeability of Coal in Relation to Gas Outburst and Drainage

    By J D. St George

    In this paper a laboratory investigation into the effect of confining stress, water content and gas desorption on coal permeability is presented. Of major significance is the effect of coal permeabili

    Jan 1, 1998

  • AUSIMM
    Wire Netting Paddocking in Stopes-Broken Hill South Limited

    In the extraction of level bridge pillars in the South Mine by square-setting methods the general practice is to work transversely from the hanging wall in narrow sections three or four sets wide to t

    Jan 1, 1942

  • AUSIMM
    Some Key Facts and Concepts in the Evolution of Sampling and Assaying Practices at Codelco

    Incorrect sampling and measurement operations and misunderstanding the components of variability can cause huge economic losses to the mining industry. The main objective of this paper is to illustrat

    Jan 1, 2008

  • AUSIMM
    An Application of Statistics to the Chemical Recognition of Nickel Gossans in the Yilgarn Block, Western Australia

    Principal component analysis of the variation of Cu, Ni, Zn, Pb, Mn, and Cr in a control group of 96 samples of surface ironstone from the Yilgarn Block, Western Australia, was used to derive a simple

    Jan 1, 1974

  • AUSIMM
    Experiments on High Efficiency Separation of Mixed Plastic Wastes by Vortex-Tube Separator

    Experiments on High Efficiency Separation of Mixed Plastic Wastes by Vortex-Tube Separator

    Sep 13, 2010

  • AUSIMM
    Australian Iron and Steel Ltd.

    This modern plant consists of a battery of 72 Otto Wilputte Compound Under-jet Ovens with extensive plant for the recovery by-products. The ovens produce 9000 tons of furnace coke per week together wi

    Jan 1, 1938

  • AUSIMM
    Wellington Gold (A Brief Review of the Gold Mining History of the Wellington District, New Zealand)

    Alluvial gold was found in the Terawhiti area, West of Wellington, in the 1850s. This led to the discovery of reef gold. Periods of minor 'gold fever', company flotations, and mining activit

    Jan 1, 1993

  • AUSIMM
    The Treatment of Silicosis by Aluminum Powder

    By Blaisdell J. L, MacPherson G

    The present communication records the results of a research investigation conducted in the Porcupine Gold Mines in Timmins, Onto. Soon after silicosis became a compansable disease in Ontario under the

    Jan 1, 1945