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  • AUSIMM
    Contamination of Samples for Analysis When Using Ring Grinder Mills

    Ore samples generally require preparation before analysis. Serious problems can occur with contamination degradation and particle size effects. Both grinding element contammation and sample cross cont

    Jan 1, 1978

  • 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
    Pneumatic Stowing of Mill Residues in Underground Stopes, Broken Hill South Limited

    Two of the problems long associated with the complete extraction of level pillars in the wide ore bodies of Broken Hill have been: (1) The high cost of maintaining level gangways through areas of slow

    Jan 1, 1941

  • AUSIMM
    The Mineral Composition of Ore from the Hill 50 Gold Mine, Western Australia

    Ore from the Hill 50 Gold Mine, consists essentially of pyrrhotite, with minor amounts of pyrite, chalcopyrite, galena and gold, replacing "jaspilite." The gold is associated with the sulphi

    Jan 1, 1955

  • AUSIMM
    Mining Legacies – Understanding Life-of-Mine Across Time and Space

    By M Pepper, C R. Roche, G M. Mudd

    "The Australian mining industries approach to life-of-mine planning has improved considerably in recent decades. It now needs to be matched by, and embedded in, mining governance systems that utilise

    Jul 16, 2014

  • AUSIMM
    The Genesis of the Iron Ores of the Middleback Range, South Australia

    The Physiographical Features of the Region The Middleback; Range proper, from the Iron Duke in the south to the Iron Prince in the north, extends in a meridional direction for 21 miles, but may well b

    Jan 1, 1949

  • AUSIMM
    The Mine Labour Problem-Wages, Contract or Tribute

    The labour question is one that has caused mine managers much thought and anxiety and is likely to continue to do so as long as human beings exist. The difficulty is to devise some arrangement whereby

    Jan 1, 1901

  • AUSIMM
    Flotation of Some Australian Uranium Ores

    The flolation behaviour of some Australian uranium ores was investigated. Although uraninite and pitchblend float readily with fatty acids, selective concentration to produce an economically discardab

    Jan 1, 1967

  • AUSIMM
    Presidential Address, 1955

    The first mention of gold in Western Australia was in 1848 when some specimens of copper ore, which are believed to have come from the Murchison district, were sent to Adelaide for assay. Gold was pre

    Jan 1, 1956

  • AUSIMM
    Chemical Environment in Australian Lead-Zinc Flotation Plant Pulps: II. Collector Residuals, Metals in Solution, and Other Parameters

    Up to 19 chemical parameters were studied in flotation pulps in six Australian lead-zinc concentrators with the aim of obtaining a better understanding of the nature of, and changes in, the chemical e

    Jan 1, 1970

  • AUSIMM
    Road Haulage of Ore by Peko Mines N.L.

    With the proving of a mineable orebody at Orlando in May 1961, Peko Mines N.L. was faced with the decision of whether to mill the ore on site or to haul it 25 miles to central facilities at Peko. Orla

    Jan 1, 1966

  • AUSIMM
    Good Delay Timing-Prerequisite of Efficient Bench Blasts

    Variations in delay timing can have a marked influence on blasting effectiveness and, hence, on total production costs. In single-row bench blasts, delay firing is invariably more effective than simul

    Jan 1, 1977

  • AUSIMM
    The importance of the shape, orientation and roughness of free faces in commercial blasting operations

    Blasts should be designed so as to maximise the percentage of charges which shoot to a free face (Le, to a pronounced rock/air interface).Free faces should be rough, parallel and reasonably near to bl

    Jan 1, 1986

  • AUSIMM
    Autogenous-Carrier Effect and Gangue Influence in Fine Particle Flotation of Ilmenite/Titanaugite System

    Autogenous-Carrier Effect and Gangue Influence in Fine Particle Flotation of Ilmenite/Titanaugite System

    Sep 13, 2010

  • AUSIMM
    Hexagon Sets

    TIMBER supports for large underground cavities are temporary expedients until the permanent filling can be put in. Nevertheless, timber supports are very necessary in some form. The general problem is

    Jan 1, 1912

  • AUSIMM
    The Career of the Gold Dredge in New South Wales

    It is now five years since the advent of gold-dredging in Australia, the State of New South 'Wales, or colony as it was, being the first to adopt this system of gold-getting, and the credit of it

    Jan 1, 1904

  • AUSIMM
    Sampling and Ore-Buying on the West Coast of Tasmania

    The following notes apply more especially to the purchase of silverlead ores produced in the neighbourhood of Zeehan and Dundas; for it is this class of ore that is principally mined in those parts, a

  • AUSIMM
    Gold Dredging Practice in New Zealand û Past and Present

    This paper is in two parts. The first covers the evolution of dredging leading to the development of the æNZ typeÆ large dredge and the second, current alluvial gold recovery practice in NZ. NZ was t

    Jan 1, 1985

  • AUSIMM
    Ground Stability Problems Associated with the Black Rock Open Cut at Mount Isa

    Open cut mining of the Black Rock chalcocite ore started in 1963. A ground movement monitoring programme was commencing in the early stages of mining when signs of instabilityof the western wall becam

    Jan 1, 1968

  • AUSIMM
    Operating Experiences with the High Pressure Gas Pipeline from Morwell to Melbourne

    The construction of the pipeline was completed in June 1956 and the line placed into operation in December 1956, ie. it has now been in continuous operation for approximately three years under an oper

    Jan 1, 1960