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Improving safety through technology – Orica wireless electronic blasting system trials at Ernest Henry Mine
By S Thomson, M Lovitt, T Purvis, C te Kloot, T Nguyen, Z Liu
Ernest Henry Mine (EHM), located in north-western Queensland, is an underground copper/gold sublevel caving operation currently producing over 6 Mt/a of ore. The mass mining method of sublevel caving
Oct 16, 2017
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Broken Hill Ore Chute Design
THE Broken Hill mining field, approximately 31 miles in length, is at present being exploited by seven companies, viz. : North Broken Hill Limited, Junction North Broken Hill No Liability, Broken Hill
Jan 1, 1925
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The Mineralogy and Genetic Significance of a Consols-Type Vein in the Main Lode Horizon, Broken Hill, N.S.W.
The mineralogy, textures, and genetic significance of a silver-rich siderite vein and an apparently co-genetic galena vein from the South mine, Broken Hill are discussed.Both veins cut sharply across
Jan 1, 1968
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Geotechnical Factors Affecting Coal Recovery in the Maramarua, Mokau, and Ohinewai Deposits
By B W. Riddol1s
The 1983 Energy Plan calls for an increase in North Island coal production from both underground and opencast sources from the 1982/1983 production of 843 000 tpa to approximately 3.4 Mtpa within the
Jan 1, 1984
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Lead Dissolution from Lead Smelter Slags using Magnesium Chloride Solutions
By I Halikia, T Lilis
Lead smelter slags, produced during the last century in quantities ofmillions of tonnes at Lavrion, Greece, have recently been used in theconstruction of Lavrion harbour. In order to evaluate the geoc
Jan 1, 1999
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Coalification - Deformation Relationships in the Upper Hunter Valley, New South Wales
Vitrinite reflectance forms the basis of a study of coal rank variation in two areas of the Upper Hunter Valley, New South Wales, on the northern margin of the Sydney Basin. A selective analysis proce
Jan 1, 1980
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Government Coodrination and Liaison: The Lihir Project
By Van Dusen M
The involvement of concerned parties in all aspects of the Lihir Project from an early stage has promoted good relations between all groups. Activities involving landowners, the Lihir community, t
Jan 1, 1991
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Composition of Fluid Inclusions from the Hellyer and Mt. Chalmers VHMS Deposits, Australia: Implications for Source of Ore-Forming Fluids
By C G. Ryan, T P. Mernagh, S R. Hunns, R A. Both, R R. Large, J B. Gemmell
The Hellyer and Mt. Chalmers deposits are mound-style volcanic-hosted massive sulphide (VHMS) deposits in Australia. Textural, petrographic and microthennometric investigations of fluid inclusio
Jan 1, 1995
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Avoid Average Design in Processing Plants
The quantity, quality and detail of project information increases as project development moves from initial scoping level studies, to pre-feasibility and option studies, then definitive feasibility st
Jan 1, 2004
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A New Method of Magnetic Separation of Ferro- and Para-Magnetic Minerals from Feebly Magnetic and Non-Magnetic Minerals
By Mukhopadhaya K. K, Cory A. H
The concept of using travelling magnetic fields created by linear motors was stimulated by Laithwaite who advanced ideas on motors with shaded poles (Laithwaite, 1968), rack and pinion motors (Laithwa
Jan 1, 1980
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Ore Mineralogy of the BM37 Shoot of the Karangahake Deposit, New Zealand
By P Atkinson, M P. Simpson, J R. Kyle
BM37 is a bonanza-grade (>30 ppm Au) ore shoot of the Maria Lode of the Karangahake adularia-sericite epithermal deposit in the southern Hauraki Goldfield. Samples from BM37 contain up to weight pe
Jan 1, 2006
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Epithermal Gold-Silver Deposits in New Zealand - A New Wall Poster
By R L. Brathwaite
The epithermal gold-silver deposits wall poster is one in a series of posters on different mineral deposit types being produced by GNS Science to raise awareness of the characteristics of New Zealand
Jan 1, 2005
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Textures of Some Copper-Bismuth Sulphide Ores From Mount Ellison, N.T.
Prominent among the ore minerals at Mt. Ellison, in the Brock's Creek district, Northern Territory, are a number of copper-bismuth sulphides wittichenite, aikinite, emplectite, in association wit
Jan 1, 1963
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The Base Metal Mineral Potential of New Zealand as Related to Tectonism and Metamorphism
An understanding of the origin of mineral deposits and their relationship to local and global geotectonics is essential if regional targets for mineral exploration are to be chosen. Volcanism, metamor
Jan 1, 1976
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Decrepitation of lump iron ores
By S Hapugoda, M Kilburn, M Adam, L Lu
Lump ore is one of the key ferrous materials used in the blast furnace ironmaking process, typically accounting for 5–25 per cent of the blast furnace ferrous burden. Like other ferrous materials, the
Jul 24, 2017
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Mineral Sands in Australia - An Update
Australia is the world's leading producer and exporter of mineral sands. Despite increased production from some other countries in recent years, Australia maintained its No.1 position in 1988
Jan 1, 1989
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Mettalurgical evaluation of iron ore drum separators using density tracers
By Lyman G. J
Dense medium drum separator efficiency was analysed at two Western Australian iron ore concentrators. Efficiency data had hitherto been difficult to accumulate due to the high cost of analysing repres
Jan 1, 1987
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Gold Occurrences at Bendigo
IN previous discussions on the occurrence of gold in the Bendigo quartz reefs the opinion has been put forward that the gold shoots are primary concentrations in the quartz reefs during the period of
Jan 1, 1922
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Karouni Gold Project from Drill Core to Commissioning
By K Nilsson, D Connelly
Troy Resources acquired the Karouni Gold Project in Guyana, South America in 2014 and immediately proceeded to a Pre-Feasibility Study and project implementation. The study considered two open pit min
Sep 7, 2015
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Paiam - A Plan for a New Sustainable High Altitude Equatorial Town in Papua New Guinea
Paiam is a new township in the high mountains of Papua New Guinea built in association with the Porgera Joint Venture mine, one of the world's largest and most remote open cut gold mines. The Pai
Jun 1, 2010