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  • AUSIMM
    Methods of Treatment of McArthur River Mixed Concentrate

    Various steps, and complete sequences, for the recovery of lead and zinc from a mixed sulphide concentrate, high in silica and pyrite, have been tested.Oxidation steps of roasting in air or in a sulph

    Jan 1, 1975

  • AUSIMM
    Aggregates: Between a Rock and a Hard Place

    It is easy to demonstrate the importance of aggregates in any conversation about infrastructure and other engineering artefacts. Peoples around the world have made use of stone to enrich and enhance t

    Jan 1, 2000

  • AUSIMM
    The Sulphide Ore Treatment Plant at Mount Morgan

    The ore, as sent to the sulphide mill, is a mixture, in varying proportions, of oxidized ore from above the 450-ft. level and sulphide ore from above and below (to date mainly from above) that level.

    Jan 1, 1939

  • AUSIMM
    The Geology and Mineralisation of the Ladolam Gold Deposit, Lihir Island, Papua New Guinea

    By Ware AR, Doyle BJ, Hoogvliet H

    The Ladolam deposit lies within the altered volcanic rocks of the caldera floor, part of which now forms Luise Harbour. It was discovered in 1982 in the course of a reconnaissance drainage sedimen

    Jan 1, 1991

  • AUSIMM
    The Abundance of Lead, Zinc, Copper and Silver at Broken Hill

    By Richards S. M

    The abundances and abundance relationships of lead, zinc, copper and silver in the major sulphide lenses at Broken Hill are examined, and their possible geochemical significance discussed.When express

    Jan 1, 1961

  • AUSIMM
    Underground Geomechanics at Porgera Mine, Papua New Guinea

    Mt Waruwari, host to the Porgera underground gold mine in the Highlands of Papua New Guinea (PNG), is a prominent ridge of sediments and dioritic intrusives rising approximately 600m above the sur

    Jan 1, 1991

  • AUSIMM
    Paper No. 133. The Treatment of Cassilis Ore, East Gippsland, Victoria, as Carried on by The Cassilis Gold Mining Company N. L.

    The ore is very 'refractory. It consists essentially of arsenical pyrites, iron pyrites, zinc blende, galena, antimony as sulphide and probably, in combination with galena, as Jamesonite, magnesi

    Jan 1, 1903

  • AUSIMM
    The 2,600 Feet Level Exploratory Drive North at North Broken Hill Limited

    CONTENTSIntroductionNorthern ExplorationDrive ConceptionGeneralDriving CrewDrive Cross Section and Track DetailsVentilation by Electrically Driven FanTemperatures and HumidityFan PerformanceRock Drill

    Jan 1, 1946

  • AUSIMM
    A Dilution-based Stability Graph for Open Stope Design

    By F T. Suorineni, L Baird, A Papaioanou, D Hines

    The Mathews et al (1981) stability graph was developed to provide guidance in the determination of stope sizes to control dilution in bulk mining of large orebodies. Longhole and sublevel open stoping

    May 9, 2016

  • AUSIMM
    The Tectonics, Geology and Gold-copper Metallogeny of New Guinea

    By S L. Garwin

    "An EXTENDED ABSTRACT is available for download. A full-length paper was not prepared for this presentation. Since the Eocene, New Guinea tectonics have been driven largely by the south-westerly-direc

    Mar 18, 2015

  • AUSIMM
    Presidential Address, 1973 The Human Environment-The Quality of Life

    The mineral industry is an important element in the human environment and in varying degrees contributes to the general standard of living throughout most of the world, both by supplying the basic mat

    Jan 1, 1973

  • AUSIMM
    Paper No. 181. Some Geological Considerations Affecting Western Australian Ore-Deposits.

    AMONG the multifarious duties which fall to the lot of a mining engineer it is safe to say that there is none of more fundamental importance than the study of the ore-deposits on which it is thefuncti

    Jan 1, 1909

  • AUSIMM
    The Chemistry of Vanadium Losses in the Alkali-Roast Process

    By Prosser A. P

    The conditions under which vanadium is rendered insoluble by silica in the alkali-roast process have been investigated starting with both slag and reagent-grade materials. The inert phase is a glass f

    Jan 1, 1976

  • AUSIMM
    A Dynamic Investigation of Continuous Grinding in a Small Wet Ball Mill

    By Reid K. J, Restarick C. J

    The breakage and flow characteristics of quartz, ground as a minor constituent with calcite in a continuous wet ball mill, have been determined by carefully controlled grinding tests.A mathematical mo

    Jan 1, 1966

  • AUSIMM
    The Mineral Composition of the Black Star Copper Ore Body, Mount Isa, Queensland

    By Edwards A. B

    A suite of specimens from the newly developed Black Star copper ore body at Mount Isa was made available for mineragraphic study by the Mount Isa Mines, Ltd. The specimens were selected as representat

    Jan 1, 1945

  • AUSIMM
    Three Case Histories of the Self Potential Method of Base Metal Prospecting Within the Lachlan Geosyncline, New South Wales

    The results of self potential geophysical surveys conducted over base metal prospects near Orange, Goulburn, and Wellington, N.S.W., indicate that this rapid and inexpensive exploration procedure meri

    Jan 1, 1973

  • AUSIMM
    Innovations and State-of-the-Art Technologies Employed in the Continuous Casting of Slabs and Beam Blanks

    By Zajber A, Kulchen R, Letzel D, Weyer A, Schwellenbach J

    The search for modem casting plant concepts today focuses more and more on the harmonisation and optimisation of overall concept lines to obtain a continuous quality control and reduce the cost of

    Jan 1, 1999

  • AUSIMM
    The Effect of High Salt Concentrations on the Viscosity of Concentrated Quartz Suspensions

    By Warren L. J, Horsley R. R, Meagher L

    Mineral concentrators often use process water that is very saline and/or hard. In this paper the effect of increasing concentrations of sodium chloride and calcium chloride on the rheological prope

    Jan 1, 1989

  • AUSIMM
    A New Model to Improve Ore Grade Reconciliation Between the Exploration Model and the Mine

    The poor reconciliation between the values of estimated and actual grades can cause major economic losses to the mining industry. In a mining operation grade reconciliation is comparing the values of

    Dec 6, 2010

  • AUSIMM
    The Problem of Surplus Productive Capacity in the Coalmining Industry

    The coalmining industry in most countries has, at various times, suddenly been confronted with a decrease in demand for coal. Readjustments made to reduce productive capacity to match the reduced dema

    Jan 1, 1961