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  • AUSIMM
    Epithermal Deposits and Analogous Geothermal Systems - A Physical Size Comparison with Implications for Exploration

    By J L. Mauk

    Low sulfidation epithermal deposits are important sources of gold and silver, and are considered the extinct analogues of modern geothermal systems. The aerial extents of alteration halos that surroun

    Jan 1, 2004

  • AUSIMM
    Benefication of New Zealand IImeno-Magnetites

    By J J. Batchelor, J B. Metson

    Titanium (ilmenite) concentrate was extracted from a New Zealandilmeno-magnetite deposit. Tailings from the existing processing line at the Waikato North Head ironsand concentration plant were used as

    Jan 1, 2000

  • AUSIMM
    A Strategy for Geophysical Exploration of New Zealand Epithermal Systems

    Geophysical anomalies result from the passage of hydrothermal fluids through rocks. Interpretation of these anomalies, when integrated with available geological and geochemical data, assists the const

    Jan 1, 1993

  • AUSIMM
    Mass Mining using Room and Pillar Methods at Estonia Oil Shale Mine

    The Estonia Mine, operated by Eesti Energia Kaevandused AS (EEK), the mining division of the Estonian Government's energy company, Eesti Energia AS, is a large room and pillar mine located in Eas

    Dec 6, 2010

  • AUSIMM
    Comparison of Discretised Population Balance (DPB) and Finite Element Method (FEM) Methodologies for Modelling Batch Gibbsite Precipitation

    Comparison of Discretised Population Balance (DPB) and Finite Element Method (FEM) Methodologies for Modelling Batch Gibbsite Precipitation

    Sep 13, 2010

  • AUSIMM
    An Update on the Geological Resource Map (Germ) Computerised Mineral Deposit Inventory Database

    The Geological Resource Map of New Zealand (GERM) is a computerised inventory of aggregate, mineral, coal, petroleum and thermal water occurrences, containing summary information on location, producti

    Jan 1, 1991

  • AUSIMM
    Stockton Mine Acid Rock Drainage Remediation û Part 2 - Treatment

    By P Lindsay, J B. Hughes

    Underground and opencast coal mining has been ongoing since 1896 on the Stockton Plateau, West Coast, New Zealand. Acid Rock Drainage (ARD) from historic and current mine workings has had an adverse e

    Jan 1, 2007

  • AUSIMM
    Efficient Utilisation of Reductant in Composite Ore-Char Pellets

    By Gupta R. C

    Direct reduction of iron ore by solid reducing agents have been studied extensively and summarised by several authors (Otsuka and Kunii, 1969; Abraham and Ghosh, 1979; Frauhan, 1977; Rao, 1971; Kaw

    Jan 1, 1999

  • AUSIMM
    The Role of Cost Estimating in Mine Planning and Equipment Selection

    The objective of a mine planning exercise is to plan a safe mine that maximises net present value (NPV) for the project. Two primary elements are key to design of a mine plan optimised to maximise pro

    Dec 6, 2010

  • AUSIMM
    Rock fill consolidation for the extraction of sill pillar stopes at Toguraci gold mine

    By A Proudman, J Isles, R Lawolo, G Forster

    PT Nusa Halmahera Minerals (PT NHM) is an Indonesian joint venture company owned by Newcrest Mining Limited (75 per cent) and PT Aneka Tambang (Persero) (25 per cent). PT NHM operates two underground

    Oct 16, 2017

  • AUSIMM
    Effects of Ore Type and Binder Addition on the Formation of Quasi-Particles and Green Bed Permeability at Different Sintering Bed Depths

    By T C. Ooi, L Lu

    Owing to ongoing development of new orebodies and changes to existing mining operations, new ore types with distinct mineralogy, porosity and textures are generated as feed for iron and steelmaking. M

    Aug 12, 2013

  • AUSIMM
    The complete renewal of Great Britain’s mining laws for the 21st century

    By J R. Leeming

    Mining law has developed in Great Britain (GB) over centuries, mainly in response to lessons learned after disasters and other major incidents. This has led to a culture of preventing repeat accidents

    Aug 28, 2017

  • AUSIMM
    Blast Hole Burden Design Introducing A Formula

    In blasting large tonnages of ore or material, the economy of the operation 'depends mainly on the mine manager's judgment in placing the holes to the best possible advantage and in determin

    Jan 1, 1952

  • AUSIMM
    The Washing of Queensland Coals

    Most mines in the Bundamba, North Ipswich, and Rosewood districts of the West Moreton coalfield of south eastern Queensland have installed washing plants during the last five years. Many problems were

    Jan 1, 1963

  • AUSIMM
    Where is the Source of the World-famous Nanling W–Sn Polymetallic Mineralisation?

    By H Li

    "An EXTENDED ABSTRACT is available for download. A full-length paper was not prepared for this presentation. The central Nanling region in South China experienced multistage granite intrusive events a

    Mar 18, 2015

  • AUSIMM
    Recent Developments in Computer-Based Technology in Mining

    Today computers are accepted as a standard item in industry and they perform a variety of tasks over a wide spectrum of activities from mine planning and CAD to data processing and spreadsheet work. H

    Jan 1, 1993

  • AUSIMM
    Caving-induced Subsidence Behaviour of Lift 1 at the Palabora Block Cave Mine

    By D P. Sainsbury, B L. Sainsbury, A Vakili, H-D Paetzold, P Lourens

    The cave propagation behaviour of a jointed rock mass is strongly governed by the unique nature of joints and discontinuities, together with the intact strength of rock bridges that make up the rock f

    May 9, 2016

  • AUSIMM
    What is Expected of Explorers

    Miners and explorers in New Zealand are expected to consult with stakeholders, keep out of core conservation areas, and operate a high standard of environmental management and rehabilitation. These re

    Jan 1, 1997

  • AUSIMM
    Attrition Scrubbers

    By W Baguley

    Attritioning has been a method of improving mineral extraction for over 60 years, however it is only recently that an understanding of the mechanism employed and the improvement in efficiency that hav

    Jul 15, 2013

  • AUSIMM
    Online Cyanide Analysers Optimise Cyanidation and Ensure Cyanide Code Compliance for Plant Tailings

    By D Kotzen

    Online cyanide analysers have been successfully used to control free cyanide in the gold/silver leach process for over 15 years. Use of such analysers leads to cyanide savings and improvement in recov

    Jan 1, 2007