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  • AUSIMM
    Dynamic grade control modelling processes at the Waihi Underground Gold Mine

    By A Whaanga, W Vigor-Brown

    IGO Ltd’s (IGO’s) Nova-Bollinger Deposit (Nova-Bollinger) is a magmatic nickel-copper-cobalt (NiCu-Co) sulfide deposit found 160 km east-north-east of the town of Norseman in Western Australia (WA). T

    Mar 22, 2022

  • AUSIMM
    Improved mining recovery with bulk ore sorting and MR technology

    By C Beal, S Singh

    Sensor-based bulk ore sorting is a form of preconcentration that autonomously measures and physically separates discrete bulk ‘pods’ of run of mine (‘ROM’) or primary crushed material. This case study

    Nov 10, 2020

  • AUSIMM
    Tailing Thickener Operability and Control Improvements at ProminentáHill

    By J Lombardi, M Weidenbach

    "OZ MineralsÆ Prominent Hill copper-gold concentrator is located 650 km north-east of Adelaide, 130 km north-east of BHP BillitonÆs Olympic Dam operation and 130 km south-east of the regional township

    Oct 29, 2012

  • AUSIMM
    The Application of AS 61508 to Road Tunnel Fire and Life Safety Systems

    By M Taylor

    The Project Specification and Technical Requirements documents associated with several recent large road tunnel projects within Australia have specified the application of AS/IEC 61508 – FunctionalSaf

    Mar 8, 2011

  • AUSIMM
    Implicit Modelling Applied to Grade Control Data

    By J Ireland, S Rose

    The main outcomes of mining grade control include defining the boundary between ore and waste and then categorising the ore according to which stockpile it should be sent. A typical workflow includes

    Aug 18, 2014

  • AUSIMM
    Granulation Behaviour of Specularite Fines in Ferrous Sinter Mixtures

    By J Pan, B-J Shi, X-B Li

    The granulation behavior of specularite fines which possess poor ballability was studied with limonite fines as a function of nuclei particles and adhering fines. The results show that the permeabilit

    Jul 13, 2015

  • AUSIMM
    The Use of Non-destructive Testing to Identify Defective Rock Bolts – A Case Study

    By B Jones, M Chappell

    Permanent rock bolts used to support rock tunnels are required to perform for the design life of the structure as a minimum. Quality of installation is critical to the performance over the life of the

    Sep 17, 2014

  • AUSIMM
    Modified ground support with alternative fill material for ground control at Munsar underground manganese mine of MOIL Limited, India

    By M Chaudhari, G Manekar, D Shome

    MOIL Limited is operating 7 underground and 3 opencast mines in central India and producing annually more than 1.2 million tonnes of various grades of manganese ore. The underground mines are operatin

    Nov 30, 2018

  • AUSIMM
    DeGrussa Copper Mine – mine closure experience

    By M Bellamy

    The DeGrussa copper deposit was discovered by Sandfire Resources in April 2009. Construction of the 1.6 Mt/a concentrator, open pit and underground mining operations commenced in March 2011 with first

    Mar 29, 2023

  • AUSIMM
    Flotation machine gas characterisation – variation between different types of flotation machines

    By D Felipe, G J. Harbort

    In the past 40 years substantial changes have occurred in flotation machines. This has included increases in mechanical cell size to 630 m3 , significant changes to flotation column aeration design

    Aug 24, 2022

  • AUSIMM
    The Ore-Deposits of Captain's Flat, New South Wales

    The revival of the mining industry at Captain's Flat after a long period of years of inactivity has attracted attention to the importance of the ore-deposits of that field as potential sources of

    Jan 1, 1941

  • AUSIMM
    SBRE – a simple, flexible and scalable framework to perform conditional simulations for uncertainty quantification

    By J Ashford, Minniakhmetov

    Geostatistical simulations are the best practice for uncertainty quantification in non-linear systems. Simulations are currently undertaken on an ad hoc basis in the mining industry due to high requir

    Mar 22, 2022

  • AUSIMM
    Unlocking resource confidence in coal through use of conditional simulation

    By B Haase, R Saha

    Conditional simulation (CS) has been extensively used in metal industry to assess uncertainty of geo metallurgical variables to build robust distributions around grade tonnages across different time h

    Mar 22, 2022

  • AUSIMM
    Chirano Gold Mine Expansion – A Case Study

    By S Ellis

    In January 2008 Chirano Gold Mines Limited committed to expansion of the Chirano Gold Project from its existing design capacity of 2 Mtpa ROM ore to a new design value of 3.5 Mtpa. In addition to incr

    Aug 8, 2011

  • AUSIMM
    Dry versus Wet Magnetic Separation – Horses for Courses

    By J Elder

    Magnetic separation equipment has long been used to upgrade and beneficiate a wide variety of minerals and materials. Over the years, significant advances in both wet and dry magnetic separators have

    Oct 5, 2011

  • AUSIMM
    Addressing challenging applications of intensive cyanidation in gravity gold recovery

    By J Carrillo, A King

    Gravity recoverable gold (GRG) is largely distinguished from other gold by its non-mineralised, metallic form, its high degree of liberation from the ore and its appreciable particle size. The gold mi

    Aug 29, 2018

  • AUSIMM
    Interactive Modelling and Visualisation of Large Deposits Using Linear Octrees

    Large deposits present computational challenges to todayÆs commercial orebody modelling systems that are based on conventional block models. We describe a system that is specifically engineered to mod

    Sep 26, 2011

  • AUSIMM
    New Continuous Production System in Block Cave Mining – the Rock Flow System

    By M Frenzel

    At the last MassMin Conference in Sudbury, Caterpillar’s vision of a continuous mining concept for block caving operations was presented on the background of global raw material demand and its continu

    May 9, 2016

  • AUSIMM
    Starter dyke optimisation with Muk3D and GoldSim

    By C A. Cooper, G A. Suter

    The sizing of a starter dam for a Tailings Storage Facility (TSF) involves balancing many competing demands. It should cost as little as possible, be high enough to store tailings until the first rai

    Jul 23, 2018

  • AUSIMM
    Stakeholder Engagement – Who Are You, What Do You Stand for and Why?

    By R M. Lonsdale, M D. Goodz

    "With an ever-increasing dynamic business environment, successful stakeholder engagement is becoming more fundamental to achieving desired outcomes in today’s mineral resource industries. It is impera

    Jun 22, 2016