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  • IOM3
    Preliminary modelling of groundwater inflows at Gays River mine, Nova Scotia, Canada

    By R. Macleod, G. G. Bursey, T. R. C. Aston, J. E. Gale

    In 1991 the problems of water inflow at the mine were addressed by a three-phase study. A three-dimensional finite-element computer code, CFEST (Coupled Fluid, Energy and Solute Transport), was used t

    Jan 12, 1993

  • IOM3
    The Alyavdin-Weibull chart in batch comminution kinetics

    By C. C. Harris

    The use of Alyavdin's equation Y(x,t) = 1-e(-bt) for describing the effect of grinding time on size distribution is discussed. The equation transforms into linear form by expressing it as log-log reci

    Dec 1, 1971

  • IOM3
  • IOM3
    Controls to mineralization at Wheal Jane, Cornwall

    By B. D. Rayment, J. D. Wilson, G. R. Davis

    Wheal Jane, situated between Truro and the Carnmenellis granite, is under development by Consolidated Gold Fields, Ltd., as a tin producer. The main or B lode comprises a complex cassiterite-sulphide

    Dec 1, 1971

  • IOM3
    Proposed changes in mineral legislation in the United Kingdom

    By Williams J. A.

    "Changes proposed in 1969 to modernize legislation governing the exploitation of mineral deposits in the United Kingdom serve as the basis for a discussion of what is considered to be a desirable fram

    Dec 30, 1971

  • IOM3
    The sampling of air-borne mine dusts

    By D. G. Skinner, J. H. Griffiths, F. T. Williams, A. G. Withers

    "The absence of homogeneity, in dust-clouds underground indicates the use of a method in which the volume of air sampled is an appreciable proportion of the total volume under consideration. Of the av

    Jan 1, 1947

  • IOM3
    Achieving profitability from mechanisation of Underground in India

    By Z Hu

    The technique of reclaiming disturbed land by use of a hydraulic dredge pump (HDP) (which is a set of hydraulic machines for earthwork), termed 'digging deep to fill shallow has been used in the recla

    Jan 4, 1996

  • IOM3
    Mineralogy of platinum group elements in the Kambalda nickel deposits, Western Australia

    By D. R. Hudson, M. J. Donaldson

    "Study of gravity concentrates from the gold-recovery circuit of the Kambalda nickel mill has enabled an assessment to be made of the nature, relative abundance and compositional variability of platin

    Jan 1, 1984

  • IOM3
    Mossbauer effect study of reduction of ilmenite

    By R. Immele-Meziou, G. J. Long, D. G. C. Robertson, O. A. Pringle

    The reduction of naturally weathered ilmenite concentrate occurs in two steps: reduction of Fe3+ to Fe2+, followed by reduction of Fe2+ to Fe. Small amounts of a magnetic phase were also observed and

    Jan 4, 1992

  • IOM3
    Surface tension of lead and its silver, tin and copper alloys

    By Zhengya Lu, F. Lawson

    The surface tensions of lead and lead alloys with very low concentrations of silver, tin and copper were measured by the sessile-drop method. The enrichment of silver and tin in the surface of liquid

    Dec 1, 1991

  • IOM3
    Simulation of grinding circuit at Gumuskoy silver plant, Turkey

    By B. Sonmez, B. Aksanl, S. Ersaym, I. F. Erkal, S. L. Ergun

    The comminution circuit at the plant has experienced severe problems arising from a feed containing much larger amounts of clay and having a higher moisture content than expected. Three solutions were

    Jan 4, 1993

  • IOM3
    Cost effectiveness of various development systems in Australian longwalls

    By A Misra

    In pursuit of solving the development rate problem the coal industry has investigated various development systems. While all the systems may improve the development rate they may not necessarily he co

    Jan 11, 1996

  • IOM3
    Sintering mechanism of Western Australian pisolitic limonite

    By J. Ostwald, L. T. Matthews, C. E. Loo

    Australia has large reserves of pisolitic limonite. Mining recently commenced on the Yandicoogina deposit to produce a high-grade sintering ore. The ore contains about 10 wt% combined water and simul

    Jan 12, 1992

  • IOM3
    Broken Hill area, Australia, as a Proterozoic fold-and-thrust belt: implications for the Broken Hill base-metal deposit: contributed remarks; authors' reply

    By A. L. W. Lips, B. P. J. Stevens, T. J. R. Barclay, E. Rothery, S. H. White

    Discussion by B.P.J. Stevens of the paper, published in Trans. IMMA, vol.104, 1995, p.B1-B17, is presented together with the authors' response. Stevens questions the authors' radically different inter

    Apr 1, 1996

  • IOM3
    Gold mining and exploration in Africa towards 2000

    By R. P. Foster, ed.

    The short selection of papers in the special issue provides an insight into the level of exploration activity in Africa and the science and technology that are underpinning it. A country-by-country su

    Apr 1, 1996

  • IOM3
    Petrography and paragenesis of platinum-group minerals in Jinchuan ultramafic intrusion, northwest China

    By Li Shibo, C. Halls

    The compositions of olivine, pyroxene and chromite from the Proterozoic ultramafic complex are analagous to those of cumulate ultramafic rocks of tholeiitic origin, suggesting that the parent magma ma

    Jan 12, 1993

  • IOM3
    Geology and mineralization at trojan nickel mine, Zimbabwe

    By L. R. Chimimba

    "The Trojan nickel deposit occurs within a pile of ultramafic lavas subjected to a lower amphibolite grade of metamorphism. The lavas form part of the Upper Greenstones (Bulawayan Group) of the Mazoe

    Jan 1, 1984

  • IOM3
    Aspects of metallogenesis within the southern Caledonides of Great Britain and Ireland

    By C. J. V. Wheatley

    Recent studies of the mineralisation at Avoca in southeast Ireland, Parys Mountain in Anglesey, and Coniston in the Lake District result in the proposal of a new metallogenetic model for mineral depos

    Dec 1, 1971

  • IOM3
    Discussion of Mr. John Gibson's paper on 'The logic of trams' (efc62099-25c9-4e6e-85dd-186972376b29)

    By Gibson J.

    Further discussion at the North of England Institute of Mining and Mechanical Engineers' general meeting held in Newcastle-upon-Tyne, 3rd June 1916, on the paper published in Trans. I.Min.E., vol.LI,

    Dec 1, 1916

  • IOM3
    Types of rock encountered in mining on the Witwatersrand and their mineral constitution

    By R. J. Bridges

    Mining operations on the Witwatersrand are conducted for the most part in rocks of highly quartzitic character. They comprise the following types: Conglomerates, grits, and quartzites, to which on the

    Jan 1, 1947