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Recovery of Beryllia From Beryl
By Lawrie D. C
Finely ground beryl was decomposed by mixing with ground limestone and soda ash and heating at 900°C for 4-6 hr. The sintered mater:al was then crushed and leached by boiling under reflux with 5N
Jan 1, 1965
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Mining Legacies – Understanding Life-of-Mine Across Time and Space
By M Pepper, C R. Roche, G M. Mudd
"The Australian mining industries approach to life-of-mine planning has improved considerably in recent decades. It now needs to be matched by, and embedded in, mining governance systems that utilise
Jul 16, 2014
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Pipe Flow Stability of Concentrated Coal-Water Suspensions in the Presence of an Electric Field
Pipe Flow Stability of Concentrated Coal-Water Suspensions in the Presence of an Electric Field
Sep 13, 2010
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Some Results of Mechanised Mining of Coal in the Western Coalfield of New South Wales
Total mechanisation in the Western district of New South Wales is quite a recent addition to productive methods in that State, for it was only in 1940 that the first colliery was equipped for this met
Jan 1, 1954
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The Phased Metallurgical Upgrade Strategy at Gold Fields Limited South African Operations
By A B. Phillips
This paper details the approach adopted to upgrade the current metallurgical facilities at both the Driefontein and Kloof Gold Mines in the Republic of South Africa. Goldfields Ltd operates eight meta
Jan 1, 2003
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Rock-Drill Developments
THE following notes, compiled in the first instance for the makers of rock-drIlls, were read by Mr. Hanton at a meeting of the Broken Hill Branch on 12th Septelnber, 1922. It was decided that all Brok
Jan 1, 1923
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An Automatic Dust Sampler
A device is described which is suitable for the automatic sampling of dust in dust laden flue gases. This device, called a Venturi Sampler, consists of two pipes each fitted with a suitably designed v
Jan 1, 1959
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The Washing of Calcine to Remove Soluble Salts at Great Boulder Gold Mines Limited (add9b255-f732-4157-b8bc-50ff50a1fd29)
At Great Boulder Gold Mines Ltd. a number of attempts were made to remove water soluble copper and iron salts from calcined pyritic concentrates but variou~ problems arose and the methods were abandon
Jan 1, 1964
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The Evolution in Design of Longhole Open Stoping at Zinc Corporation Limited/New Broken Hill Consolidated Limited Mines with Particular Reference to Sloped Wall Mining
By Solomons S. S, Tillmann V. H
The progress of longhole open stoping (LHOS) at Zinc Corporation Limited and New Broken Hill Consolidated Limited (ZC/NBIIC) is described together with the design of a novel sloped wall longhole stopi
Jan 1, 1981
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Use of Backscattered Gamma Radiation for Determining Grade of Iron Ores in Blast Holes and Development Drill Holes
By Wylie A. W, Mathew P. J, Eisler P. L
Field studies of the radiations backscattered by iron ores from a 60Co source of primary gamma radiation located in a borehole logging probe have confirmed thatthe P" factor, a ratio of high ener
Jan 1, 1977
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Why Accounting for Uncertainty and Risk can Improve Final Decision-Making in Strategic Open Pit Mine Evaluation
The objectives of this paper are two-fold. First, it will show what problems can arise when single estimated values are substituted for a distribution of values when evaluating an open pit mine projec
Jan 1, 2009
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Cyclometer Surveys
FOR rapidly marking in geological and topographical features on parish plans, the author has used the Veeder cyclometer with very satisfactory results. A simple Veeder cyclometer, usually retailed at
Jan 1, 1916
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The Recovery of Zinc from Lead Blast-Furnace Slags
As the question of zino recovery from lead blast furnace slags has lately become such an important subject with lead metallurgists, the following description of some of the work carried out in this oo
Jan 1, 1920
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The New Minerals Legislation in New Zealand
This paper describes the new legislative regime that will apply to the regulation of the minerals industry in New Zealand. The reform of New ZealandÆs minerals legislation was initiated in January 19
Jan 1, 1990
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A Quantitative Chemical Model of the Broken Hill Lead-Zinc Deposit
A quantitative chemical model of the rocks of the Broken Hill lode environment is presented to illustrate a stratiform orebody in a meaningful form to scientists interested in environmental control on
Jan 1, 1968
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Use of Large Twin-Power Scrapers in Prestrip Operations
The use of scrapers in mining and earthmoving operations is not new, in fact they are one of the earliest methods of bulk earthmoving. A single machine which can load, haul, and dump material with a m
Jan 1, 2003
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Mineral Project Management - A Perspective from Four Decades in the Industry
By J S. Dunlop
At its most basic level, minerals project management may be broken down into a series of logical chronological phases, described in this paper as: exploration, discovery; scoping and pre-feasibility;
Jul 15, 2013
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Fatal Flaws in Technical Due Diligences
By A J. H Newell
The background and the basis for conducting a Technical Due Diligence are discussed as well as the source information, typical studies and potential limitations. Typical short comings including ‘show-
Sep 7, 2015
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Presidential Address (f9446de2-f07b-4880-8e2a-dc5f91667a36)
Mr. BRADFORD said :-On assuming this chair, which has been occupied by so many gentlemen of conspicuous ability; my first words must be an expression of the gratitude I feel for the honour you have do
Jan 1, 1926
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A Review of The Gold Mining Industry of Western Australia
I had hoped when the time came for me to address this meeting that gold mining would be in a much happier position than we find it to-day.As it is, and because of the demands of national security, we
Jan 1, 1942