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X-ray Fluorescence Analysis of Mineral Samples Using Solid State Detector and Radioisotope X-ray Source
The use of solid state detector and radioisotope x-ray source for x-ray fluorescence analysis is illustrated by analysis for iron, copper, zinc, tin, and lead in about 700 samples taken from Australia
Jan 1, 1974
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Applied Mineralogy of Refractory Copper Ores from the Nchanga Mine in the Copperbelt of Northern Zambia
By A M. Hagni
Certain copper ores from the Nchanga Copper Mine in the northern Zambia Copperbelt are refractory with respect to conventional beneficiation techniques. This paper reviews recent study of those ores t
Jan 1, 2008
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The Mining Licensing Regime - Current Developments
By D A. Edmunds
The most important development that has been taking place recently relating to mining operations in New Zealand would generally be regarded as being the Resource Management Law Reform. This has been w
Jan 1, 1988
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Computer Usage for Grade Control and Short Term Planning
Computer applications are ideally suited to the day to day operations of grade control and short term planning on a mine site. By refining this part of the operation there is scope to increase prof
Jan 1, 1989
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Williamstown Industrial Mineral Deposits - A New Lease of Life
By Olliver J. G
Over 400,000 tonnes of kaolin, sillimanite, mica, kyanite, feldspar and rutile have been mined from the unique Williamstown orebodies since their discovery in the early 1900's. Numerous compan
Jan 1, 1989
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Stress and Deformation of Mine Openings
Flat jack stress determinations in selected colliery roadways have revealed a range of measured stress from 330 lb/sq. in. tension to 3,750 lb/sq. in. compression. Photoelastic examination of loaded p
Jan 1, 1963
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Late Metamorphic Structural Zones in the Otago Schist: Prospective Hosts for Gold Mineralisation
By M Begbie, R J. Norris, D J. MacKenzie
The Otago Schist is crossed by numerous deformation zones that formed in the latter stages of metamorphism and uplift of the metamorphic belt. These deformation zones are long (tens of km) linear feat
Jan 1, 2005
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Wainui Mill - Processing Gold Ores of the Thames Area
The Wainui Mill was conceived as a 60 - 90 t/d central mill to process gold ores of the Thames area of New Zealand from small mines in the district. The ores of the region exhibit various degrees of r
Jan 1, 1986
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Autogenous-Carrier Effect and Gangue Influence in Fine Particle Flotation of Ilmenite/Titanaugite System
Autogenous-Carrier Effect and Gangue Influence in Fine Particle Flotation of Ilmenite/Titanaugite System
Sep 13, 2010
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Genetic Classification and Prospectivity of Gold-Bearing Veins in the Otago Schist, New Zealand
By R J. Norris, D J. MacKenzie
Gold-bearing veins have formed at a wide range of depths throughout the uplift history of the Otago Schist. The earliest gold mineralisation occurred during the later stages of Mesozoic metamorphism.
Jan 1, 2000
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Mineralization in Island Arcs with Particular Reference to the South-West Pacific Region
Two outstanding features of the world's young orogenic belts are their very consistently developed suites of volcanic rocks and, it is now recognized, the rather distinctive types of mineralizati
Jan 1, 1978
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The Future of Coal Exports
This paper is in two parts. The first part provides background to coal in New Zealand, information on Solid Energy the Company and details of the resources, mines and products of the company. This par
Jan 1, 2000
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The Waihi Gold Permitting Experience: Would the Proposed Changes to the Resource Management Act 1991 have made a Difference?
The areas of concern lay in the processing of, and the subsequent hearing into, Waihi Gold's resource consent applications to extend Martha Mine. The proposed amendments to the Resource Managemen
Jan 1, 1998
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Some Chemical Properties of Slags
By Hennessy F. L
It is generally recognised that slags are active participants in pyrometallurgical processes, and not merely inert liquids which must be produced. to effect separation of gangue material in smelting,
Jan 1, 1950
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International Coal Markets and China
The emergence of China as a global economic power has not been without its birth pangs and the current coal market is testimony to this. Traditionally the coal market has been controlled by mature eco
Jan 1, 2004
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Various Interpretations of Coal Petrographic Nomenclature and their Effects on Maceral Analyses
The commonly used Stopes-Heerlen coal petrographic classification and nomenclature has over the years been subject to variable interpretations. This paper discusses the problem with specific reference
Jan 1, 1970
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Using liquid nitrogen for the inertisation of goafs
By D Caley
During the response to the Moura No 4 disaster, use was made of the New South Wales Mines Rescue Service’s ‘Mineshield’ inertisation equipment. The equipment had to be transported from Newcastle, appr
Aug 28, 2017
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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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A Glossary of Terms Used in Mining-Geology
When perusing articles which treat of mining geology, and when talking with miners on the field, one is at times unable to follow the exact thoughts intended to be expressed, owing to the introduction
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An Update on the Geological Resource Map (Germ) Computerised Mineral Deposit Inventory Database
The Geological Resource Map of New Zealand (GERM) is a computerised inventory of aggregate, mineral, coal, petroleum and thermal water occurrences, containing summary information on location, producti
Jan 1, 1991