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Permitting the Grey River Dredge
By E Breese
The Grey River dredge is the first large scale alluvial operation to be permitted under the Mining Act 1971 and the Water and Soil Conservation Act 1967. The experience of Grey River Gold MiningLimite
Jan 1, 1989
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Recent Developments in Understanding of and Exploration for Epithermal Deposits in Volcanic Arcs
By J W. Hedenquist
"An EXTENDED ABSTRACT is available for download. A full-length paper was not prepared for this presentation. Epithermal deposits (Au or Ag dominant, ± base metals) form within ~1 km of the surface in
Mar 18, 2015
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North Island Epithermal Gold: Processes of Mineralisation
By J V. Lawless
Mineralisation processes in epithermal deposits in the North Island of New Zealand are best illustrated by considering the two most productive deposits: Waihi and the Thames Bonanza Zone (TBZ), which
Jan 1, 1997
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Some Experiments on Water Jet Cutting and Consideration of Its Use as a Drilling Tool in Rocks
An account is given of experimental apparatus for generating a short duration high velocity water jet and the effect of its impingement on various rock samples under air or water cover. The penetratio
Jan 1, 1969
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Regional Scale Petrographic Variations in North Island Greywacke Aggregate Resources: Swelling Clays and Chlorite Content
A survey has been undertaken of the petrography of North Island greywackes with a particular focus on the occurrence in them of smectite (swelling clay) and chlorite, two minerals that are closely ass
Jan 1, 2006
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Blast Hole Burden Design Introducing A Formula
In blasting large tonnages of ore or material, the economy of the operation 'depends mainly on the mine manager's judgment in placing the holes to the best possible advantage and in determin
Jan 1, 1952
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Evaluation of Three-Dimensional Laser Scanning and Photogrammetry Systems for Terrestrial Surveying and Deformation Monitoring of Rock Faces and Highwalls in Mining Operations
This study explores two evolving 3D surveying technologies, photogrammetry and laser scanning, and applies them to deformation monitoring of rock faces and mine highwalls. A quantitative analysis focu
Jan 1, 2009
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The Application of Operations Research to Some Technical and Management Problems
ABSTRACTOperations Research and associated techniques have wide application in the Mining Industry and have been used in Mount Isa since 1961.Typical of the projects undertaken by the OperatIons Resea
Jan 1, 1968
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Implementation of an Energy Efficient Dry Grinding Technology into an Anglo-American Zinc Beneficiation Process
Implementation of an Energy Efficient Dry Grinding Technology into an Anglo-American Zinc Beneficiation Process
Sep 13, 2010
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The Influence of Impurities on the Properties of Lead Part II
This paper forms the second of a series, in which it is proposed to communicate the results of an extensive research into the influence of alloying elements on the physical properties of lead, now bei
Jan 1, 1934
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Tailings regulation – a South Australian perspective
By G B. Smith, G M. Marshall, A Querzoli
The South Australian mining regulatory framework has adopted a performance based approach to the management of risk. This approach has been in place in South Australia for more than 10 years and is in
Jul 23, 2018
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Control of a High Rate Thickener on Gold Plant Tailings
By S Jackson, I Arbuthnot
The use of High Rate Thickeners has gained wide acceptance in the mineral treatment industries. The design of these units is characterized by an efficient deaeration and flocculation chamber, and intr
Jan 1, 1990
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The Effect of Particle Size on the Activation and Flotation of Sphalerite
By Kelsall D. F, Trahar W. J
The size by size batch flotation behaviour of copper activated sphalerite from synthetic mixtures with quartz was determined. In terms of recovery of sphalerite, the size fractions could be grouped in
Jan 1, 1975
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The McArthur Lead-Zinc-Silver Deposit
By S Jephcott
The McArthur lead-zinc-silver deposit is of the stratiform type. It consists of a mineralised bituminous shale sequence containing some tuffites, numerous graded beds and isolated slump breccia horizo
Jan 1, 1971
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The Role of Cost Estimating in Mine Planning and Equipment Selection
The objective of a mine planning exercise is to plan a safe mine that maximises net present value (NPV) for the project. Two primary elements are key to design of a mine plan optimised to maximise pro
Dec 6, 2010
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Mass Mining using Room and Pillar Methods at Estonia Oil Shale Mine
The Estonia Mine, operated by Eesti Energia Kaevandused AS (EEK), the mining division of the Estonian Government's energy company, Eesti Energia AS, is a large room and pillar mine located in Eas
Dec 6, 2010
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Excellence in Professional Training for the Mining Industry - A Challenge for Tertiary Institutions
The theme of the conference is "excellence", an epithet of special significance in tertiary education. It appears in the mission statements, goals and plans to achieve them of most, and quite possi
Jan 1, 1989
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And Still we did not get a Permit
This paper reviews recent positive developments in Europe on the regulation of gold mining. However, it also examines the problem that while gold projects may be bankable and technically and environme
Jan 1, 2007
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Significance of Ion Interactions in Flotation in Saline and Brine Solutions
Significance of Ion Interactions in Flotation in Saline and Brine Solutions
Sep 13, 2010
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Leaching Characteristics of Australian Uranium Ores
The leaching characteristics of a number of Australian uranium ores were determined under acid and alkaline conditions. Ores from the Ranger, Nabarlek and Koongarra deposits in the Northern Territory
Jan 1, 1979