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Mineralogical, Petrographical and Geochemical Investigations of Outbursting in Australian Coal Mines
By Hart G. H
In tectonically disturbed zones within coal seams, decreases in the amount of kaolinite in the cellular structure of inertiniterich coal are accompanied by increasing kaolinite contents in fractures w
Jan 1, 1983
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Presidential Address (d5ebea7f-aa5b-44e8-8852-0e1790fcdc7e)
Mr. Murray said: Having recently returned from a visit to America, it may be of interest to members to hear something from me of the mining fields and metallurgical works which I had the opportunity o
Jan 1, 1927
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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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Heat Transfer Mechanism in Ignition of Nickel Sulphide Concentrate under Simulated Flash Smelting Conditions
For small particles of niekel flotation eoncentrate (av. size 50 pm) the predominant heat transfer mechanism under suspension smelting conditions, prior to ignition, is conduction from the gas and not
Jan 1, 1979
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Characteristics of the Tolukuma Au-Ag Deposit
By McLeod RL
The Tolukuma gold-silver prospect is located approximately 100km N of Port Moresby in the Central Province of Papua New Guinea (PNG). Epithermal "adularia-sericite" style mineralisation crops out
Jan 1, 1991
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Laboratory Studies of the Treatment of Liquid Waste Streams from Uranium Milling Operations
Neutralization with lime is a simple, cheap, and effective means of treating acid raffinates from uranium processing to' raise the pH, reduce the concentrations of dissolved salts (including heav
Jan 1, 1975
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Size Separation Pretreatment and Alumina Recovery from Bayer Red Mud
Size Separation Pretreatment and Alumina Recovery from Bayer Red Mud
Sep 13, 2010
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Winding Machinery on the Bendigo Goldfields
In the Bendigo district, with its large number of comparitively small leases worked by separate companies, we might naturally expect to find many different arrangements of winding machinery and, as a
Jan 1, 1902
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Some Technical Aspects of Treatment Operations at Mary Kathleen Uranium Ltd.
By Hemingway P, Boag J
Major operating aspects of the Mary Kathleen Uranium Ltd. treatment plant are discussed with partkular reference to those which are peculiar to this operation.Problems associated with the production o
Jan 1, 1961
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Capital and Operating Cost Eestimation for Open Pit Mining Equipment
Background information, formulae and a systematic set of procedures for estimating capital and operating costs for open pit mining equipment are presented in this paper. Firstly, equipment capital c
Jan 1, 1990
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The Colorimetric Determination of Molybdenum in Soils, Sediments, and Rocks by Zinc Dithiol
Samples weighing O· 2 g are digested with 2 ml of 72 per cent perchloric acid for 2 hr at 180°C, and then diluted to 10 ml. with water. After settling, an aliquot of clear solution is reduce
Jan 1, 1970
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Sulphuric Acid Production at Port Pirie
The production of sulphuric acid at Port Pirie by the contact process began in March 1924 with the commissioning of the Electrolytic Zinc Co.'s roasting and acid plant. This plant, operated by B.
Jan 1, 1956
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A Magnetic Hydrocyclone
The concept of a magnetic hydro-cyclone is undeveloped, possibly because studies by Bragard (1965) and the Royal School of Mines in London (Robinson, 1965) were not encouraging. Its role for the conce
Jan 1, 1984
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Upgrading an Australian Iron Ore by Reduction and Efficient Magnetic Separation
By S M. Zhang, Y X. Han, J Liu, Y J. Li
"Compared with conventional roasting and magnetic separation processes, higher reduction temperatures and stronger reducing atmospheres are used in reduction technologies to reduce iron oxides to meta
Aug 12, 2013
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On a New Phosphate Deposit in the Howqua District, Near Mansfield, Victoria
By Teale E. O
The purpose of the present communication is to put on record the discovery, in October, 1916, in the Howqua district, of a new locality for the occurrence of phosphatic rocks in Victoria, and to give
Jan 1, 1918
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Experiences Gained through Tunnel Boring Machine Decline Development
By M Donghi, G Ramage, A Barnes
As the mining landscape continues to transform, the challenge of accessing deeper orebodies quickly and safely is becoming a frequent topic of conversation amongst those in the mining industry. The ra
May 9, 2016
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Challenges facing non-ferrous metal production
By P Taskinen, D Lindberg
The increase in metals demand in the electrifying globe means significant growth in the smelting of copper, nickel, zinc, and lead, produced from primary sulfide sources or using sulfide mattes as the
Aug 21, 2024
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Air Compressing Machinery
Apparently there is little inclination on the part of mining engineers to supplant the transmission of power by compressed air with it's formidable rival, electrical transmission. No doubt there
Jan 1, 1902
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The Decoppering of Lead, Tin, and Bismuth by Stirring with Elemental Sulphur
Experimental investigations were made into the decoppering of lead, tin, and bismuth using a technique which approximates on the small scale to industrial practice.Decoppering lead with sulphur alone
Jan 1, 1971
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Presidential Address, 1971 The Future of the Australasian Mineral Industry
One would anticipate that after 40 years in the mineral industry it would be simple to project the trends at least 5 or 10 years into the future. However the last 20 years, 1950-1970, have been so dif
Jan 1, 1971