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  • IOM3
    Gold mining in Africa - the final frontier?

    By A. Sutton-Pratt

    The African continent has been the most prolific producer of gold since mining began. Although most of this gold has come from South Africa, other countries have also been important contributors in th

    Apr 1, 1996

  • IOM3
    Platinum-group elements in Fox River Sill, Manitoba, Canada: implications with respect to influxes of fresh magma and exploration for PGE deposits

    By O. R. Eckstrand, M. Asif, P. L. Schwann, A. J. Naldrett, R. J. F. Scoates

    Paper presented at the IAGOD international symposium on mineralisation related to mafic and ultramafic rocks, held in Orleans, France, 1-3 September 1993. PGE-bearing sulphide mineralisation is contai

    Apr 1, 1994

  • IOM3
    Open-pit design and scheduling by use of genetic algorithms

    By B. Denby

    Paper presented at a meeting on: Artificial intelligence in the minerals sector, held in Nottingham, UK, 20 April 1993. The design and scheduling of open pit operations are consistent problems encount

    Apr 1, 1994

  • IOM3
    Convective scavenging and cascade enrichment in Bushveld Complex melts: possible mechanism for concentration of platinum-group elements and chromite in mineralized layers

    By Gruenewaldt von

    Paper presented at the IAGOD international symposium on mineralization related to mafic and ultramafic rocks held in Orleans, France, 1-3 September 1993. The principles of shear-driven aggregation of

    Apr 1, 1994

  • IOM3
    Case-based reasoning: a catalyst for improvement

    By G. S. Pauley

    Paper presented at a meeting on: Artificial intelligence in the minerals sector, held in Nottingham, UK, 20 April 1993 (original title: Case-based reasoning can be a catalyst for improvement). A new c

    Apr 1, 1994

  • IOM3
    Geology, mineralogy and genesis of gold mineralization at Calliachet-Urlar Burn, Scotland

    By R. A. D. Pattrick, R. A. F. Ixer

    Paper presented at Mineralisation in the Caledonides, the Mike Gallagher memorial meeting held in Edinburgh, 27-28 June 1996. At Calliachar Burn, 14 steeply dipping quartz-sulphide veins, with and wit

    Jun 19, 1905

  • IOM3
    Intelligent drilling control

    By P. J. Rowsell, M. D. Waller

    Paper presented at a meeting on: Artificial intelligence in the minerals sector, held in Nottingham, UK, 20 April 1993. The applications of artificial intelligence systems in the upstream petroleum in

    Apr 1, 1994

  • IOM3
    Can blasting enhance the grindability of ores?

    By K. Nielsen, J. Kristiansen

    A series of laboratory blasting and grinding tests on three types of hard and competent rock (coarse-grained monzonite, fine-grained granite and very fine-grained gabbro) showed that a higher level of

    Dec 1, 1995

  • IOM3
    Reserve estimation method for Afsin-Elbistan Collolar brown-coal district

    By A. G. Pasamehmetoglu, N. Celebi, K. Erarslan

    A deposit evaluation system has been developed for a proposed new mine in the basin around Collolar in Turkey. It includes compositing, gridding and reserve estimation facilities and takes account of

    Sep 1, 1991

  • IOM3
    Geology and geochemistry of Iperindo primary gold deposit, Ilesha schist belt, southwestern Nigeria

    By G. M. Steed, A. O. Oyinloye

    The deposit lies in amphibolite-facies biotite granite-gneisses of Proterozoic age, 4 km east of a major crustal break known as the Ifewara-Zungeru fault. Gold mineralisation is contained in a zone of

    Apr 1, 1996

  • IOM3
    In-situ modification of platinum-group minerals in Tonsina ultramafic complex, south-central Alaska: implications for surficial dispersion and geochemical exploration

    By N. B. J. Kieser

    Paper presented at the IAGOD international symposium on mineralization related to mafic and ultramafic rocks, held in Orleans, France, 1-3 September 1993. Platinum-group minerals (PGM) in the enriched

    Apr 1, 1994

  • IOM3
    Kinetics of Cu(II) adsorption by Penicillium sp.

    By S. P. Mishra, G. R. Chaudhury

    The adsorption of Cu2+ ions by Penicillium sp. displayed a dual rate, with an initial faster phase followed by a slower one. The adsorption rate increased with increasing pH due to chemical and bioche

    Aug 1, 1995

  • IOM3
    Metallogenic evolution of the Scandinavian Caledonides

    By F. M. Vokes, P. M. Ihlen

    Paper presented at Mineralisation in the Caledonides, the Mike Gallagher memorial meeting held in Edinburgh, 27-28 June 1996. Ore deposition was related to three major stages: continental rifting and

    Jun 19, 1905

  • IOM3
    Physical and chemical properties of bentonite deposits of Milos Island, Greece

    By G. E. Christidis, P. W. Scott

    The deposits were formed from low-temperature alteration of pyroclastic rocks. Properties investigated include their cation exchange capacity, swelling capacity, pH, rheological properties, the green

    Jun 18, 1905

  • IOM3
    Assessment of risk of rockfall from active and abandoned quarry slopes

    By M. W. Robotham, H Wang

    removal efficiency is analysed from a stochastic

    Apr 1, 1995

  • IOM3
    Probabilistic risk analysis of slope stability

    By A. P. Whittlestone, J. D. Johnson, R. J. Pine, M. E. Rogers

    standpoint. The effect on efficiency of collisions

    Apr 1, 1995

  • IOM3
    Pechenga area, Russia - part 2: nickel-copper deposits and related rocks

    By V. A. Melezhik, A. H. Green, L. N. Grinenko

    Finally, a theoretical model is constructed that takes

    Aug 1, 1994

  • IOM3
    Nature of gold mineralization at Mule Canyon, Lander County, Nevada, USA

    By T. J. Serenko

    The epithermal deposit is hosted by Tertiary volcanic rocks that lie between mid-Miocene normal faults of the Northern Nevada Rift. Petrographic, laser-ablation and metallurgical observations suggeste

    Aug 1, 1995

  • IOM3
    Discount rates and risk assessment in mineral project evaluations; Risk assessment in reserve estimation and open-pit planning; Inclusion of risk assessment in open-pit design and scheduling: contributed remarks

    By H. K. Taylor, B. Denby, L. D. Smith

    Contributions by H.K. Taylor and G.A. Davis discuss the three papers published in Transactions IMM A, vols. 103 and 104, with responses by Smith and Dowd

    Dec 1, 1995

  • IOM3
    Effect of guar gum on selective separation of sphalerite from galena by flotation

    By R. K. Rath

    Adsorption, electrokinetic and flotation studies were carried out. The maximum density of adsorption of guar gum was obtained at pH 7.5 on sphalerite and at pH 11.5 on galena. Flotation recovery of sp

    Jun 21, 1905