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The Selective Flotation of Xenotime from Heavy MineralsBy H Hutchinson
Froth flotation is applied to mineral sand concentrates in order to produce commercially viable xenotime concentrates. Experiments indicate that a xenotime product containing 38% Y2O3 at 47% recovery
Jan 1, 1990
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Optimising the Long Term Profit base for Consolidated Rutile LimitedConsolidated Rutile Limited (CRL) was one of the best performing mining stocks of the turbulent 1980s, having a very high payout of franked dividends. In contrast to some other mining groups, it was
Jan 1, 1991
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Mine Rehabilitation Case Studies on the West CoastBy L Langer, R Simcock, M Davis
Rehabilitation of mining sites helps to achieve the purpose 5(2c) of The Resource Management Act 1991 û æavoiding, remedying, or mitigating any adverse effects of activities on the environmentÆ. The e
Jan 1, 1996
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Selective Recovery of Platinum from Cobalt-Rich CrustSelective Recovery of Platinum from Cobalt-Rich Crust
Sep 13, 2010
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More than Coal MiningThe energy supply in the 21st century is still secured by coal. According to estimates of the International Energy Agency (IEA), coal will have the same importance as oil for the world-wide supply of
Dec 6, 2010
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Understanding Damage Source Mechanisms in a Caving System Using Virtual Reality Scientific VisualisationBy B K. Hebblewhite, F T. Suorineni, J D. Tibbett
Block caving is an underground mining method that can provide high production capacities at low operating costs. This enables the profitable extraction of massive, low-grade orebodies and attracts ind
May 9, 2016
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Computers - Overcoming the Phobia: Understanding Resources - Effective Mine Planning - Increased ProfitBy M Bourke
Modern computers and software provide powerful tools for the geologist to construct reliable models of geological resources, and the mining engineer to produce accurate and workable mine plans. Over t
Jan 1, 1999
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Beneficiation of Coal Fines from Tailing Ponds of Tuntbilek Washing PlantBeneficiation of Coal Fines from Tailing Ponds of Tuntbilek Washing Plant
Sep 13, 2010
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Research on the Differential Flotation of Iso-Floatable Lead-Zinc Sulfide OreResearch on the Differential Flotation of Iso-Floatable Lead-Zinc Sulfide Ore
Sep 13, 2010
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Tailings Management at Macraes Gold MineAn important consideration in any mining operation is waste disposal management. Tailings management at Macraes gold mine allows for the disposal of tailings into fully engineered embankment dams and
Jan 1, 1992
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Current Geological Understanding of Telfer Gold MineBy R J. In, C Moore, P J. Moffitt, T Hansen
Telfer Gold Mine combines a world-class gold and copper resource and longevity of operation as a major gold and copper producer. Telfer Gold Mine has undergone a series of transformations since mining
Jan 1, 2000
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Nature Conservation and the Minerals IndustryThis paper examines the reform of mining legislation over recent years, the establishment of new Crown land management agencies, and the role of the Crown and environmental groups in nature conservati
Jan 1, 1995
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Research and Application of Vertical Screw Stirred MillResearch and Application of Vertical Screw Stirred Mill
Sep 13, 2010
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Environmental effects of open cast coal mining and the in-situ processes of natural remediation: Wangaloa open cast mine, South Otago, New ZealandBy D Craw
Sulphur-rich minerals such as authigenic pyrite (FeS2) are commonly associated with coal mine workings. Metallic elements such as arsenic (As), copper (Cu) and zinc (Zn) are enriched in the pyrite rel
Jan 1, 1999
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Precious Metal Exploration in the Longwood Range SouthlandThe results of precious metal exploration carried out by Amoco Minerals New Zealand Limited over EL 33-137 in the Longwood Range, Southland, are described. Widespread gold and platinum in alluvial dep
Jan 1, 1983
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Planning of Open Cut MiningThe increased cost of imported oil fuels, coupled with our understandable reluctance to commit ourselves to the use of nuclear energy, has resulted in a renewed reliance on coal as a primary source of
Jan 1, 1976
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The Relationship Between the Crown Minerals Act 1991 and the Resource Management Act 1991, a Legal PerspectiveOn the first of October 1991 two significant pieces of legislation came into force. Both of these are relevant to the allocation and use of minerals in New Zealand . They are th
Jan 1, 1992
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Volcanic and Structural Evolution of Central Taupo Volcanic Zone, New ZealandBy C J. N Wilson
The central Taupo Volcanic Zone is a region of intense Quaternary silicic volcanism accompanying rapid crustal extension. Modem central TVZ is the most frequently active and productive silicic volcani
Jan 1, 1995
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Water Quality Standards with Reference to the Mining Industry in New ZealandWater quality standards for some of the substances likely to be discharged to natural waters by the mining industry are discussed. After briefly examining how uses of water can be affected by discharg
Jan 1, 1986
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Comparing Energy Efficiency of Multi-Pass High Pressure Grinding Roll (HPGR) CircuitsComparing Energy Efficiency of Multi-Pass High Pressure Grinding Roll (HPGR) Circuits With increased emphasis on reducing costs and carbon emissions in mineral processing, it is becoming essential to
Sep 13, 2010