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Alluvial Drilling - Mikonui River
During an eight month period, January to August 1978, nine bore holes were drilled in the Mikonui River gravels. On account of two rebores required from near bottom, the number of bores is in eff
Jan 1, 1979
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Roasting - A Study on Environmental Aspects, Off-Gas, Effluents and Residue Treatment
By M Runkel, J Hammerschmidt, A Holmstr÷m, A Charitos, J Gnntner
"Roasting of sulfide concentrates and refractory ores is an important process step in the production of metals and chemicals. Sulfides of iron, zinc, copper and other metals are oxidised with air betw
Sep 26, 2013
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Geology, Mineralisation and Potential of the Clogau St DavidÆs Mine, Dolgellau Gold-Belt, Gwynedd, Wales
By I M. Platten, S C. Dominy
The Clogau St DavidÆs gold mine has a recorded production of around 81 000 oz Au and it is the largest mine in the Dolgellau gold-belt and BritainÆs most prolific historical producer. The original min
Mar 26, 2012
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Improving Rehabilitation Outcomes using Biocrusts
By S Doudle
The Iluka Resources Ltd Jacinth-Ambrosia heavy mineral sand mine (South Australia) is located in an undisturbed semi-arid landscape consisting of sparse trees, shrubs and grasses. The soil interspaces
Oct 5, 2011
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Behaviour of Refractories in Zinc Concentrate Roasting Furnaces
Fire-clay blocks lining the combustion chambers of zinc concentrate flash-roasting, furnaces operating at 1,000-1,200° C. have suffered moderately rapid deterioration due to slagging. The attack
Jan 1, 1959
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Cave Tracker Flow Monitoring System Installation at Argyle Diamond Mine
By M Wilson, D Whiteman, P Kuiper, S Talu, G Watt, A van As
Once the draw process has begun in a block cave, it is very difficult to identify which regions of the cave have successfully propagated, where the caved material is flowing from and where it is flowi
May 9, 2016
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A Portable Assay Furnace
In the early stages of opening up a mine, when there is some uncertainty as to its future career, necessitating caution in laying out works of a permanent character, the want is often felt of an assay
Jan 1, 1904
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The Petrography of Some New South Wales Permian Coals from the Tomago Coal Measures
Permian coal seams from the Tomago Coal Measures in the Northern Coalfield, New South Wales, were analysed petrographically and reflectance measurements made for each. Vitrite contents were moderate t
Jan 1, 1968
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Distribution of Assay Values in Some Western Australian Gold Ores
In gold ores, the range of value disclosed by ordinary mine sampling is very wide, and the number of 'samples required for a reliable average is correspondingly great. Even where a large number o
Jan 1, 1950
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The Mineralogical Researches of Gold Ores and Technological Products at Operating Factory in Olympiada Mine (Russia)
The Mineralogical Researches of Gold Ores and Technological Products at Operating Factory in Olympiada Mine (Russia)
Sep 13, 2010
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Maximising Payable Gold in Base Metal
Breakwater Resources Ltd is a Canadian base metals producer with Cu-Pb-Zn operations in Canada, Honduras, and Chile. Two of its operations contain economical gold levels which are recovered in both gr
Aug 1, 2010
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A Historical Perspective of the Application and Success of Geometallurgical Methodologies
By S R. Williams
There is a sense of geometallurgy being new; a new methodology for mining project development and improved operational strategy. One of the main challenges that any ænewÆ technology faces is a validat
Sep 29, 2013
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Sub-Level Open Store Design on Northern Rhodesian Copperbelt
The paper is a general review of practice in design of sub-level open stopes in Northern Rhodesian copper mines and gives examples of some interesting developments during the last five or six years. I
Jan 1, 1954
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Cyclone Process for Heavy Metals Decontamination of Sediments
Cyclone Process for Heavy Metals Decontamination of Sediments
Sep 13, 2010
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The Research on Refined Gold Bullions Surface Upgrading
The Research on Refined Gold Bullions Surface Upgrading
Sep 13, 2010
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Regional Stability of Underground Mines ù A Core Risk
The history of soft and hard rock underground mining is blemished with regional instabilities of mine workings. Whilst the potential consequences of regional instability events are recognised to be hi
Jan 1, 2003
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Research on the Design and Processing Characteristics of 320 m3 Air-Forced Mechanical Flotation Cell
Research on the Design and Processing Characteristics of 320 m3 Air-Forced Mechanical Flotation Cell
Sep 13, 2010
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Optmization of Copper Electrowinning at High Current Densities
A detailed study of the capital investment and production cost for copper electrowinning plants shows that significant savings in both can be achieved by increasing the current density. From the econo
Jan 1, 1972
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Nyrstar Port Pirie Redevelopment
By B Kretschmer, G Bartel, B de Villiers, W Watt
"The Nyrstar Port Pirie Smelter, located on the eastern shore of the Upper Spencer Gulf in South Australia 230km north of Adelaide, began operation in 1889 to process lead concentrate from the Broken
Sep 7, 2015
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Surveying the 1,480 Ft Level Drive, Broken Hill South Limited, Broken Hill
The 8 ft by 91/2 ft drive which joined No. 7 Shaft with Browne Shaft on the 1,480 ft level was extended from both ends and met at a point approximately 12,000 ft from No. 7 (2,000 ft from Browne).The
Jan 1, 1965