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Continuous Measurement of Liquid Retention and Drainage in Porous Media
The amount of liquid retained in a porous bed is determined by weighing a column containing the bed.The column is attached to the free end of a cantilevered beam, and changes in weight are determined
Jan 1, 1968
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The Rapid Determination of Silicon in Low-Alloy Irons
By Belcher C. B
A procedure was required for the rapid determination of silicon in low-alloy irons and a suitable method used the formation and reduction of silicomolybdic acid at 50°C. The procedure gives resul
Jan 1, 1965
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Considerations for Effective Gold Process Development
By A Giblett, R Dunne, D Appelhans
There are a number of hurdles that must be negotiated in order to design an effective gold ore treatment facility such that the expectations forming the basis of project economics are valid and can be
Jul 15, 2013
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Solutions to Acid Mine Drainage at Blackball and Sullivan Mines
By K Gordon
A methodology for assessment and remediation of acid mine drainage (AMD) developed at the Sullivan Mine in the West Coast Region has been applied to the closed Blackball Mine, Blackball, West Coast Re
Jan 1, 2004
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Presidential Address, 1970 Men for Minerals
This evening I would like to speak about men for the mineral industry.It is trite to say that the mining industry is expanding rapidly and that technically trained men are in short supply. How short i
Jan 1, 1970
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Petrographic Notes on Mineralised Hydraulic Breccias from the Hauraki and Taupo Epithermal Metallogenic Provinces
On the basis of field observation, four principal styles of hydraulic breccia are recognised, and their characteristic features noted. In practice, hybrid styles are most commonly encountered. Numerou
Jan 1, 1987
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Epithermal Gold-Silver Mineralisation - Karangahake
A subsurface study of the Maria Lode and associated hydrothermal alteration of andesites within the Karangahake epithermal gold-silver deposit defined the local evolutionary sequence in the once activ
Jan 1, 1984
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Recovery of Tin from Tinhouse Scruff Metal
A modified liquation technique was developed for recovering tin from tinhouse scruff metal or hardhead containing about 10 per cent iron and 15 per cent occluded flux, palm oil, and moisture. This was
Jan 1, 1969
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Development of the Use of Roaster (SO2) Gas in the Treatment Plant at Gold Mines of Kalgoorlie Limited
By Penrose E. K
With the exception of occasional periods, when up to 80% of oxidized ore was treated, the G.M.K. plant treated all sulphide ore until October, 1939. The treatment was, briefly, as follows:The ore was
Jan 1, 1942
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The JKMRC - A Case Study in the Postgraduate Training of Engineers for the Mineral Industry
Since its inception in 1962, the Julius Kruttschnitt Mineral Research Centre has adopted the view that an effective method of training highly qualified engineers for the mineral industry is the pur
Jan 1, 1989
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A Case Study on the Impact of Hedging Against Foreign Exchange Risk and Energy Price Risk
By A A. Ndiaye, A Galli
In a companion paper on current hedging practices in the mining industry (Armstrong et al, 2009) we showed that contrary to popular belief, mining groups are still using financial derivatives to hedge
Jan 1, 2009
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The Relationship of Structure and Ore Deposition at Stawell Goldfield, Victoria
The Stawell Goldfield, the westernmost of the main Victorian fields, has produced over a million and a quarter ounces of gold from one and three-quarter million tons of ore. The lodes are quartz reefs
Jan 1, 1960
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The relationship between mineralogy and shear strength of Pilbara Hamersley Group shales across the weathering spectrum
By A Maldonado, A Robert, K G. Mercer
The Hamersley Group in the Pilbara, Western Australia, consist of interlayered banded iron formation (BIF) and shale host rock formations within which a large number of open pit iron ore mines have be
Jul 24, 2017
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Metallurgical Practice in the Beach Sands Industry
The history of the industry which recovers rutile and zircon from the heavy mineral beach sand deposits of Eastern Australia began with the initial discovery of zircon in 1895. Whereas a large number
Jan 1, 1963
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Metallurgical Process of the Waihi Grand Junction Gold Co Ltd, Waihi, New Zealand
THE object of the present paper is to give a brief description of the metallurgical process followed by the Grand Junction Co, and the results obtained therefrom. All figures quoted are from the actua
Jan 1, 1912
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The Air Comparison Pycnometer for Rapid Iron Determinations
The Beckman Air Comparison Pycnometer is as accurate as the specific gravity bottle for the determination of the volume of fine powders, or particles, up to 50 c.c. in volume. The determination using
Jan 1, 1963
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An Economic Appraisal of Small to Medium Scale Alluvial Gold Mining Systems in Papua New Guinea
The small scale alluvial gold mining industry in Papua New Guinea (PNG) is c.irrently the only form of small scale mining carried out in this country. It already contributes significantly to the
Jan 1, 1991
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Concentration Practice in the Australian Beach Sand Industry
Beaches contain the residue of eroded rocks which have resisted weathering, and it is common to find in all beaches some of the harder, heavy minerals. The natural sorting action of waves and winds te
Jan 1, 1950
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Mining Systems and Technology - Synchronous Electric Drives for Grinding Mills
Mining Systems and Technology - Synchronous Electric Drives for Grinding Mills
Sep 13, 2010
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Geology of the Broken Hill Lode
By Matters, R T, Coldham, Slee, J C, R J, Wallman
The Committee desires to thank the managers of the various mines along the line of lode for their hearty co-operation in its labours. It would also extend thanks to Messrs J C Moulden, Howchin, Twelve
Jan 1, 1910