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Prestige prizes for technikons
A prize awarded by the SAIMM for outstanding academic achievement by 4th-year and 5th-year diplomates at technikons was instituted several years ago. The Senior Vice-President, Mr J.D. Austin, accompa
Jan 1, 1984
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Remote Sensing In Management Of Mining Land And Proximate Habitat - Synopsis
By K. Koruyan
Although remote sensing technology has been available for many years, it has rarely been used for monitoring mining activity. Recent studies indicate that remote sensing is also a valuable tool for ma
Jan 1, 2012
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Remote Sensing In Management Of Mining Land And Proximate Habitat ? Synopsis (c72a7306-b2b5-47b6-8485-87f58ff82fa2)
By K. Koruyan
Although remote sensing technology has been available for many years, it has rarely been used for monitoring mining activity. Recent studies indicate that remote sensing is also a valuable tool for ma
Jan 1, 2012
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Practical Method for Measuring Anisotropy of Rock Using a Hollow Cylinder
By K. Shin
Determining the anisotropy of rocks has in the past been difficult and rarely attempted in engineering practice. Here we have developed a new practical methodology for measuring orthotropic anisotro
Jan 1, 2003
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Measurement of acoustic emission and interpretation of its results during excavation of a rock cliff with opening joints
By H. Sasao, Y. Obara, A. Hirata
In the upper part of the planned location of the portal of a highway tunnel, there was a steep rock cliff with several unstable rock blocks. It seemed that the risk of those rock blocks to fall was ve
Jan 1, 2003
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Geochemical and mineralogical characterization and resource potential of the Namib Pb–Zn tailings (Erongo Region, Namibia)
By S. Lohmeier, D. Gallhofer, B. G. Lottermoser
In Southern Africa, historic mining and mineral processing of base metal deposits have almost exclusively focussed on the extraction of major metals, leading to the loss of remaining valuable raw mate
Sep 9, 2024
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Models for analysing the economic impact of ore sorting, using ROC curves
By A. Drumond, J. F. C. L. Costa, M. G. Lemos, A. L. Rodrigues, F. G. Niquini
The past decade has seen a renewed possibility of using machine learning algorithms to solve a large collection of problems in several fields. Data acquisition for mining operations has increased with
Aug 8, 2024
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Book reviews
Alexander Sutulov. Mineria Ghilena 1545-1975 (Mining in Chile 1545-1975). Santiago, Centre of Investigation of Mining and Metallurgy, 260 pp. (In Spanish). G. B. Rothenburg. Speciality steels. D.S.A.,
Jan 1, 1977
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Numerical modeling of a repeated fault slip
By S. J. Webber
This paper reports on the use of the MINSIM-D stress-analysis program for the modeling of two large seismic events that occurred on the same fault eleven years apart. It was found that the first event
Jan 1, 1990
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The design, construction, and use of a practical ice-jacket for miners
By A. J. Van Rensburg, N. B. Strydom, C. H. Van Graan
The design, construction, and use of a practical ice-jacket for miners by N. B. STRYDOM, Ph.D. (Illinois) (Fellow), D. MITCHELL, Ph.D. (Rand) (Member), A. J. VAN RENSBURG, M.Sc (Poteh) (Visitor), and
Jan 9, 1974
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SPOTLIGHT on new office-bearers of the Chamber of Mines
At the Annual General Meeting of the Chamber of Mines of South Africa, held in Johannesburg on 29th June, 1982, the following leading members of the mining industry were elected to office for the 1982
Jan 1, 1982
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Hazardous passage of Mrazovka tunnel under a reinforced concrete structure
By I. Zemanek, A. Rozsypal
Mrazovka tunnel was excavated under one building whose subsurface space was not possible to reinforce against additional settlements induced by digging. In the presented contribution the risk analysis
Jan 1, 2003
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Density functional theory study of chalcopyrite and pyrite surfaces for design of flotation reagents, D. Kumar, S.G. Srinivasan, V. Jain, and B. Rai
By D. Kumar, B. Rai, S. G. Srinivasan, V. Jain
Chalcopyrite and pyrite are among the major gold bearing minerals in the world. The gold content in chalcopyrite and pyrite varies from 0.02 to 200 ppm and 0.01 to 20 ppm, respectively. Apart from gol
Jan 1, 2020
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Intensification of flotation with an air-sparged hydro cyclone
By A. J. Burger, F. L. D. Cloete
Tests indicated that effective recovery of pyrite from a coarse Witwatersrand quartzitic ore can be accomplished by intensified flotation in an air-sparged hydrocyclone. Air is fed through the porous
Jan 1, 1988
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Towards mine modernisation: Digitisation of foundational supervisory leadership development training
By S. Khan, M. Auret
Due to the modernisation of mines, traditional training methods may be supplemented to support the upskilling of supervisors in mines. A project was initiated by the SAMERDI SATCAP programme to demons
Jun 27, 2025
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Back analysis of LG6/LG6A chromitite pillar strength using displacementn discontinuity modelling
By D. F. Malan, P. J. Le Roux
Almost no work has been published on the strength of pillars in mines exploiting the LG6/LG6A chromitite bands in the Western Bushveld Complex. The strength of these pillars is unknown, and the hard r
Nov 27, 2024
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Control of air pollution at Rand Carbide Limited, Witbank
By J. Meintjes
The measures taken by Rand Carbide Limited from the 1950s to 1976 to control dust emission from the electric furnaces at its Witbank factory are described. A new design of furnace for calcium carbide
Jan 1, 1978
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An experimental comparison of Gy?s sampling model with amore general model for particulate material sampling
By B. Geelhoed
Gy's formula for the variance of the fundamental sampling error (FSE) is based on a model that assumes independent selections of particles. A generalization of this model, which can theoretically
Jan 1, 2009
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A study of the arrangements for pulp discharge on pebble mills, and their influence on mill performance
By A. H. Mokken, G. K. I. Blendulf, G. J. C. Young
A study of the arrangements for pulp discharge on pebble mills, and their influence on mill performance by A. H. MOKKEN, B.Sc. (Eng.) (Rand) (Fellow), G. K. I. BLENDULF, M.Sc. (Stockholm) (Member), an
Jan 5, 1975
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Statistics or geostatistics? Sampling error or nugget effect?
What is a nugget effect? In the early development of geostatistics, the term ?nugget effect? was coined for the apparent discontinuity at the beginning of many semi-variogram graphs. This name was ch
Jan 1, 2009