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  • AUSIMM
    Measuring the Resistivity of Titanium Minerals in a Corona Field

    By P N. Holtham

    As part of a long-term study of titanium minerals processing being undertaken by the Julius Kruttschnitt Mineral Research Centre (JKMRC), techniques have been developed to measure the electrical prope

    Jan 1, 2001

  • AUSIMM
    Mining Related Environmental Database for West Coast and Southland: Data Structure and Preliminary Geochemical Results

    By D Thomas

    Geochemical data related to AMD for the West Coast and Southland regions have been collated into a relational database and GIS system. The types of information include; rock geochemical data, water ch

    Jan 1, 2005

  • AUSIMM
    New Zealand Coal Qualities - How Do They Rate in World Markets?

    By T DePetris, B B. Beamish

    There has been a gradual increase in the volume of internationally traded thermal and coking coal, with emphasis on blending of coals rather than single coal usage. New Zealand can take advantage of t

    Jan 1, 1994

  • AUSIMM
    Active and Extinct Geothermal Systems - A Summary

    Active geothermal fields show many of the characteristics seen in hydrothermal ore deposits but there are important differences as well. There are, for example, many differences in geology and chemist

    Jan 1, 1986

  • AUSIMM
    Supergene Iron Ore and Disorder

    By F R. M Pires, R M. Carvalho

    Supergene processes in banded iron formation (BIF) result in important dissolution, material transport and simultaneous disorder of the residual bands. The rock physical properties such as density, po

    Jan 1, 2002

  • AUSIMM
    Analysis of Slurry Sampling Arrangements at a Froth Flotation Plant

    By P Minkkinen, J Lohilahti, T Korpela, B McPherson

    Concentrator plants intake the ore from the mine and produce concentrates by extracting valuable minerals in a succession of process steps. Controlling the extraction process and detecting changes in

    Jul 29, 2014

  • AUSIMM
    Experimental Validation of a Flotation Cell Model

    Experimental Validation of a Flotation Cell Model

    Sep 13, 2010

  • AUSIMM
    Cost/Performance Evaluation of Gold Placer Mining Methods - For a Range of Gold Placer Deposits in the Bodaibo District, Russia

    The profitability of gold placer mining operations is determined by more factors than many placer miners recognise until too late. This study is based upon field trips to examine the efficiency of min

    Jan 1, 2007

  • AUSIMM
    A comparison of X-ray and electron-based analysis techniques for characterising the mineralogy and alumina distribution in iron ores

    By M I. Pownceby, C M. MacRae, A Torpy

    Electron probe microanalysis (EPMA) and quantitative X-ray diffraction (QXRD) techniques are capable of providing high-quality quantitative information regarding the phase mineralogy and distribution

    Jul 24, 2017

  • AUSIMM
    Economic recovery of low-grade fine iron ore using the Optima Classifier

    By F van de Venter, J Monama, T Kale

    For a multitude of years fine iron ore, -1 mm, across the world has been deposited as discard material in tailings facilities. This contributes to environmental problems, decreases plant yield and inc

    Sep 18, 2023

  • AUSIMM
    Mining and the Resource Management Act 1991: Is the Playing Field Level?

    By A P. Brown

    Comparison of legal permits required for mining (as opposed to prospecting or exploration) inNew Zealand, under the Mining Act 1971 and the Resource Management Act/Crown Minerals Act 1991. Mining gene

    Jan 1, 1995

  • AUSIMM
    Assessing the Potential for Industrial Minerals

    It is possible to divide industrial minerals into four general categories: 1. fuels, 2. construction materials, 4. agricultural minerals, and 4. industrial minerals. It is proposed to ignore the

    Jan 1, 1984

  • AUSIMM
    The Application of Magnetic Assessment to Ironsands Production

    By A J. Falconer

    Two magnetic parameters are proposed as a basis for the assessment of ironsands beneficiation. The parameters are determined for raw sand prior to dredging and for magnetic separator head feed over a

    Jan 1, 1980

  • AUSIMM
    Planning the Kotre Basantpur-Pachmo Coking Coal Mine

    The contiguous Kotre Basantpur and Pachmo (KBP) coal blocks in the Hazaribagh District of Jharkhand State in east India are being developed by Tata Steel Limited (Tata Steel) to supply coking coal to

    Dec 6, 2010

  • AUSIMM
    The Building Stone Industry - Its Resurgence in Otago

    Dimension stone is the term generally given to rock used in building construction. During early European history in Otago, locally available dimension stone products were easily obtained. Crude rock s

    Jan 1, 1992

  • AUSIMM
    Removal of As(III) and As(V) in Aqueous Solution

    Removal of As(III) and As(V) in Aqueous Solution There are toxic arsenical species such as As(III) and As(V), and arsenious species have specially strong toxicity. The strong toxicity causes contamin

    Sep 13, 2010

  • AUSIMM
    The Extraction of Metals from Geothermal Fluids

    Spectrum Resources commenced operations as a public listed mining company in August, 1983, with a variety of precious metal projects in New Zealand. At that time the outlook for most mineral commoditi

    Jan 1, 1986

  • AUSIMM
    Operation of deep mill level zone mixed flow fans after the first fan upgrade – a parallel fans case study

    By K Lownie, R Sani, A Sianturi

    Part of the PT Freeport Indonesia (PTFI) mine production is in the process of transitioning from the deep ore zone (DOZ) mine to the deep mill level zone (DMLZ) mine. The DMLZ mine is the next lift in

    Aug 28, 2017

  • AUSIMM
    Gold Deposits in New Zealand - Their Distribution and Tectonic Setting

    The New Zealand microcontinent is relatively well endowed with gold deposits; its past gold production per unit area of 3.2 kg/km2 ranks high on a world scale. Total recorded production (1857 - 1986)

    Jan 1, 1988

  • AUSIMM
    Mineralisation of the Morobe Goldfield, Morobe Province, Papua New Guinea

    By B A. Mowat, T M. Leach

    The Morobe Goldfield inPapua New Guinea has produced in excess of 120 tonnes of gold from predominantly alluvial sources. Hardrock gold has been mined historically at Wau (23 t) and Edie Creek (4 t) a

    Jan 1, 1995