Abstract Of Gold Mining In South Africa
Trends in productivity in the South African gold mining …
This paper analyses how the South African gold mining industry has performed pre-, during, and post the global financial crisis of 2008. ... [Show full abstract] are cleared, and external effects ...
Economic Impacts of Gold Production in South Africa
South Africa's gold industry has been the country‟s principal revenue earner, resulting in a robust economy with modern financial systems. Revenues from mining have …
Uranium pollution of South African streams – An overview …
During more than a century of gold mining in South Africa large amounts of tailings were produced, which now cover vast areas in densely populated regions. These dumps contain elevated levels of uranium and other toxic heavy metals associated with gold in the mined ore. Large-scale extraction of uranium from auriferous ore only took place during the cold war, …
Seismicity in Deep Gold Mines of South Africa: Implications …
A multi-disciplinary study of the response of the rock mass to mining and mining-induced earthquakes has been conducted in six gold mines in South Africa at sites deeper than 3 km, or with ...
The Extractive Metallurgy of Gold in South Africa
South African Institute of Mining and Metallurgy,; Johannesburg, South Africa. Identifiers. 991005544654507891
Gold in South Africa | Journal of the Southern African …
This paper reviews the sources, production, and technology of gold in South Africa. First of all it details the geographical distribution of gold-bearing materials, together with the mineralogy …
South Africa's gold production and reserves
During the same period, the South African gold mining industry peaked and gradually declined thereafter ( Hartnady, 2009). Multiple factors led to the decline in South Africa's gold production ...
Introduction to South African Deep-Level Gold and Platinum Mining
This chapter provides an overview of deep-level gold and platinum mining in South Africa, highlighting the status quo of the industry and some of the associated challenges and explains how applied ...
Gold Mining in Southern Africa | Oxford Research …
Gold has been mined in Southern Africa for nearly two millennia. The surface mining of gold at depths of 25 to 60 feet enabled Southern Africa's early state formations to participate in the prosperous crosscurrents of the Indian Ocean trade until the end of the 15th …
Impacts of mining on water resources in South …
Abstract and Figures. ... Acid mine drainage is a major problem on coal and gold mines throughout the world and in South Africa, the main focus of this study, is no exception. ... In South Africa ...
STUDY OF VENTILATION AND COOLING IN GOLD MINES IN SOUTH AFRICA …
South Africa's gold sector is a world leader in deep-level gold mining. Deep -level underground mining, however, brings with it risks and hazards which r equire constant commitment and adherence to
The role of mining in the South African economy
Gold mining started more than a century ago in the Witwatersrand gold elds, South Africa (Durand, 2012;Hobbs et al., 2010;Phillips and Law, 2000).
Acid mine drainage arising from gold mining activity in
The Witwatersrand region of South Africa is famous for its gold production and a major conurbation, centred on Johannesburg, has developed as a result of mining activity. A study was undertaken of surface and ground water in a drainage system in this area. Soils were also analysed from a site within …
Artisanal Mining and its Drivers in the South African context
Mining and, especially, gold and uranium mining have played a major role in the economy, history, and demography of South Africa. The contribution of the mines to the economy of South Africa over ...
South Africa's gold production and reserves
The recent underground mass death of more than 80 'illegal miners' or zama-zamas (chance-takers) highlights the parlous state of South Africa's gold-mining industry.
Optimization of shift cycles in the South African mining sector
The South African mining industry is currently considering research and development as a means to find more efficient, ... [Show full abstract] modern, and cost-effective ways to mine. The mineral ...
Exploring an alternative approach to mine waste management in the South
The gold mines brought with them not only development, employment and wealth, but also the most devastating war in the history of South Africa, civil unrest, economical inequality, social ...
Acoustic Emission Monitoring for Mitigating Seismic Risks in Deep Gold
Gold mines in South Africa have mining depths of up to ~4 km. Mining in such depths under high-stress conditions induces many earthquakes, which pose serious hazard to mine workers.
(PDF) Pre-colonial mining in southern Africa
This paper summarizes indigenous mining methods used to collect metal ores in pre-colonial southern Africa, south of 15°S. These methods, for the purposes of discussion, are divided into sections ...
A case study from a gold mining company : a call for …
The impact of gold mines on communities and the environment are enormous. This thesis is a case study based in one of the major gold producers in South Africa that has been in operation …
Distribution of water in deep gold mines in South Africa
Gold mines in South Africa use large volumes of water for cooling and other purposes underground. The mines are often at great depths, for example 3600 metres below surface level.
The impact of gold mining on the Witwatersrand on the …
The Witwatersrand has been subjected to geological exploration, mining activities, parallel industrial development and associated settlement patterns over the past century. The gold mines brought with them not only development, employment and wealth, but also the most devastating war in the history of South Africa, civil unrest, economical inequality, social uprooting, …
'Illegal' gold mining and the everyday in post-apartheid South Africa …
It is rather ironic that there are other zama-zamas who use different covert and sometime overt tactics to compromise security systems at operating mines in order to gain access to mineshafts, a manifestation of the antagonism between ASMs and large-scale mining companies in South Africa. This is common at gold mines in Welkom, where arrests of ...
'Illegal' gold mining and the everyday in post-apartheid South Africa …
ABSTRACT. This paper examines unregulated gold-mining activities prevalent at disused mines and decommissioned shafts at operating mines in post-apartheid South Africa. This kind of mining is deemed illegal by the government since it is outside the parameters of the country's main mining legislation.
The five largest gold mines in South Africa
The following are the five largest gold mines by production in South Africa in 2023, according to GlobalData's mining database, which tracks more than 33,000 mines and projects from early exploration to closure across more than 150 countries and over 100 commodities. Buy the latest mine-site profiles here.
Detection of potential methane gas pathways in deep South African gold
At a number of gold mines in South Africa, methane gas has been encountered when drilling into faults and/or dykes extending to depths beyond 7000 m.
Plus ça change ? Mining in South Africa in the last 30 years …
South African mining capital as well started looking for opportunities outside the country, which led to the emergence of several internationally oriented gold mining firms, prime amongst which is ...
Review: Artisanal Gold Mining in Africa—Environmental …
About nine million Artisanal and Small-scale Gold Mining (ASGM) workers in Africa and people living near ASGM activities are highly exposed to geogenic and anthropogenic potentially toxic elements (PTEs). Despite the hazards and risks posed by ASGM being well characterized, coordinated multidisciplinary environmental characterization with combined …
Safe Extraction of Methane and Power Generation in a Gold Mine in South
The risk of silicosis associated with the South African gold mining industry has been well documented over the past century. In recent studies silicosis was also identified as a contributing risk ...
Introduction to South African Deep-Level Gold and …
Abstract This chapter provides an overview of deep-level gold and platinum mining in South Africa, highlighting the status quo of the industry and some of the associated challenges and explains how applied in-mine geophysics can play a key role in addressing some of these challenges. 1.1 A Brief Overview of Gold and Platinum Mining in South ...
Destruction of underground methane at Beatrix Gold …
At a number of gold mines in South Africa, methane gas has been encountered when drilling into faults and/or dykes extending to depths beyond 7000 m. Methane gas has been reported to migrate up ...
Bibliographies: 'Gold mines and mining – Research – South …
Abstract Background Implementation of South Africa's 2002 Mining Charter increased women's participation in underground mining. However, occupational lung diseases …
Migrant Workers, Artisanal Gold Mining, and "More-Than …
In South Africa, criminal gold diggers, young men who migrate to Johannesburg for work and the excitement urban life affords, climb and crawl through abandoned gold mines that rank among the world's deepest hard rock diggings (World Bank, 2019).Remaining underground for days, and sometimes weeks or months on end, they use hand tools and small explosive …
A case study of geotechnical conditions affecting mining …
Seismic risk in the deep gold mines of South Africa has been studied for many decades. A clear understanding of the effect of geotechnical conditions on the seismic hazard nevertheless remains ...
The role of mining in the south African economy
Abstract. This paper examines the contribution of three aggregate mining sectors of the South African economy to output and ~ployment over the 1970-97 period. The fmding of a declining importance of mining in output and employment creation must be sectorally differentiated. ... Gold and Uranium Mining is the chief source of these declines ...
Introduction to South African Deep-Level Gold and Platinum Mining
With the growth of South Africa's secondary and tertiary industries, the relative contribution of mining to South Africa's GDP has declined over the past 10 years, with the gold and platinum sectors being affected the most. In 2001, gold and platinum accounted for 25.2% and 29%, respectively, of South Africa's total mining sales . More ...
Economic Impacts of Gold Production in South Africa
South Africa Department of Minerals and Energy (2007). South Africa is estimated, by the US Geological Survey, to have 6000 metric tons of gold reserves. A full 95% of South Africa's gold mines are underground operations, reaching depths of over 2.5 miles. Coupled with declining grades, increased depth of mining, and a slide in the
(PDF) Acid mine drainage arising from gold mining activity …
Abstract and Figures. The Witwatersrand region of South Africa is famous for its gold production and a major conurbation, centred on Johannesburg, has developed as a result of mining activity ...
Gold in South Africa: Lessons from the Apartheid Era
Aside from reviewing and highlighting South Africa's gold mining history, this chapter considers issues of vital importance that enabled South Africa to attain its economic …
Law Enforcement in the South African Gold Mining …
Abstract Although the mining industry contributed to the development of the country by providing infrastructure and employment, it left a negative impact on the environment. To this end, various ... the South African gold mining sector, to form an understanding of …