gold tailings mining in south africa

MINE TAILINGS AND THEIR POTENTIAL IMPACTS: A

2015-11-19  MINE TAILINGS AND THEIR POTENTIAL IMPACTS: A CASE STUDY OF SOUTH AFRICAN GOLD TAILINGS DAMS Ogola, J.S. Department of Mining and Environmental Geology, School of Environmental Sciences University of Venda, Private Bag X5050, South Africa, [email protected] LIMPOPO MINERALS CONFERENCE 7 TRADE SHOW MOKOPANE

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An Assessment of Radiological Hazards from Gold Mine ...

2016-1-18  In South Africa, the gold mining industry has existed for over a century. As a result, mine tailings are littered everywhere, particularly in the Wonderfonteinspruit Catchment Area (WCA), posing a threat to local communities. The communities living around these areas are threatened by radioactive pollution mainly caused by uranium .

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Re-Processing Gold Tailings in South Africa

historic gold tailings dams in the Witwatersrand area of South Africa is being investigated. The objective is to recover uranium and residual gold from the tailings, as well as to oxidize the sulphides to eliminate long term environmental liabilities associated with acid

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The environmental impact of gold mine tailings footprints ...

Gold mining in South Africa resulted in vast volumes of tailings, which have been deposited in impoundments. Poor management of most of the tailings dams resulted in the escape of seepage, adversely affecting soils and water quality. Some tailings dams have been partially or completely reclaimed leaving contaminated footprints. These zones pose a serious threat to the underlying

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(PDF) Cyanobacteria and algae of gold mine tailings in the ...

Cyanobacteria and algae of gold mine tailings in the. Northwest Province of South Africa. T anya Orlekowsky*, Arthurita V enter, Fanus van Wyk and Anatoliy. Levanets. Unit

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Gold Tailings The Environment Pan African

2020-12-2  Gold Tailings The Environment. Owing to its gold mining heritage, Johannesburg is the most radioactive city on the planet, says nonprofit organisation Earthlife Africa. Uranium was considered “merely a waste product” in the late 1800s and was haphazardly

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Contaminant leaching from gold mining tailings dams in

2015-10-1  1. Introduction. Acid mine drainage (AMD), resulting from the gold mining activities in the Witwatersrand, South Africa, has become the focus of intense study in recent years (Naicker et al., 2003, Cukrowska et al., 2004, Coetzee et al., 2010, Nengovhela et al., 2007, Tutu et al., 2008, Peretyazhko et al., 2009).This is mostly due to fears regarding the impacts from rising mine void water in ...

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An Assessment of Radiological Hazards from Gold Mine ...

Radiological hazards associated with exposure to Naturally Occurring Radionuclides Materials from gold mine tailings in the province of Gauteng in South Africa were evaluated. A comparison was made with soil samples from a control area. In this study, gamma spectroscopy was used to measure the activ

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Converting Tailings Dumps into ... - Deloitte South Africa

2021-11-22  Similarly, tailings dumps arising from the processing of chrome ore in the Lower Group reefs of the BC are also being retreated to recover PGEs. Several commercially profitable enterprises have also been set up with the sole intention of

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Contamination of groundwater by potential harmful

2021-2-1  Mining of gold in the Welkom and Virginia areas of the Free State Province in South Africa has produced numerous gold mine tailings, which contain a variety of contaminants. The extent of contamination of groundwater in the area was studied by measuring several water quality indicators at eight sampling sites, and within three zones.

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MINE TAILINGS AND THEIR POTENTIAL IMPACTS: A

2015-11-19  MINE TAILINGS AND THEIR POTENTIAL IMPACTS: A CASE STUDY OF SOUTH AFRICAN GOLD TAILINGS DAMS Ogola, J.S. Department of Mining and Environmental Geology, School of Environmental Sciences University of Venda, Private Bag X5050, South Africa, [email protected] LIMPOPO MINERALS CONFERENCE 7 TRADE SHOW MOKOPANE

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Minerals Free Full-Text Gold Mine Tailings: A ...

Mining of minerals such as gold, copper, and platinum has been one of several activities sustaining the economy of South Africa. However, the mining sector has contributed significantly to environmental contamination through the improper disposal of mine tailings which covers vast areas of land. Therefore, this study utilised a vitrification process to manufacture glass from gold mine tailings.

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Re-Processing Gold Tailings in South Africa

historic gold tailings dams in the Witwatersrand area of South Africa is being investigated. The objective is to recover uranium and residual gold from the tailings, as well as to oxidize the sulphides to eliminate long term environmental liabilities associated with acid

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Mining Weekly - Gold tailings retreatment an attractive ...

2016-10-14  Amec Foster Wheeler Africa's mining division has received several requests for studies and feasibility studies on tailings projects and has noted an interest in tailings retreatment from gold ...

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Decommissioning Projects - South Africa

2017-9-14  An Assessment of Radiological Hazards from Gold Mine Tailings in the Province of Gauteng in South Africa , by Kamunda C, Mathuthu M, Madhuku M, in: International Journal of Environmental Research and Public Health Vol. 13, No. 1 (January 2016), 138 (Open Access) [Caution: the abstract reached with this link contains a number of typographical ...

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Platinum and Gold Mining in South Africa: The Context of ...

2015-12-30  Mining is a source of extraordinary wealth, but its benefits often do not accrue to the workers and communities most involved. This paper presents two case studies of mining in South Africa to reflect on the history and legacy of mining both through observation and through the

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From Tailings to Treasure? Miners Make ... - Advancing

2015-5-7  DRD Gold, one of the first South African companies to abandon traditional mining to focus on extracting gold from tailings. New technology allows it to recover up to 40% of the gold left in particle form in tailings. DRD Gold extracted 33,600 ounces of gold,

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Tailings management Sibanye-Stillwater

2021-11-24  In South Africa, the principle management guidance document for tailings storage facilities is SANS 10286, the origin of which dates back to 1998. This standard contains fundamental objectives, the principles and minimum requirements for best practice, all aimed at ensuring that no unavoidable risks, problems and/or legacies are left to future ...

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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

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Environmental management SUSTAINABILITY Gold Fields

About Gold Fields. Gold Fields is a globally diversified gold producer with nine operating mines in Australia, Peru, South Africa and West Africa (including the Asanko JV), as well as one project in Chile.

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MINE TAILINGS AND THEIR POTENTIAL IMPACTS: A

2015-11-19  MINE TAILINGS AND THEIR POTENTIAL IMPACTS: A CASE STUDY OF SOUTH AFRICAN GOLD TAILINGS DAMS Ogola, J.S. Department of Mining and Environmental Geology, School of Environmental Sciences University of Venda, Private Bag X5050, South Africa, [email protected] LIMPOPO MINERALS CONFERENCE 7 TRADE SHOW MOKOPANE

Read More

Minerals Free Full-Text Gold Mine Tailings: A ...

Mining of minerals such as gold, copper, and platinum has been one of several activities sustaining the economy of South Africa. However, the mining sector has contributed significantly to environmental contamination through the improper disposal of mine tailings which covers vast areas of land. Therefore, this study utilised a vitrification process to manufacture glass from gold mine tailings.

Read More

Re-Processing Gold Tailings in South Africa

historic gold tailings dams in the Witwatersrand area of South Africa is being investigated. The objective is to recover uranium and residual gold from the tailings, as well as to oxidize the sulphides to eliminate long term environmental liabilities associated with acid

Read More

NORCAL Publications - norcaloa

The mine tailings dams in South Africa are currently viewed as a source of alternative supply of gold and other metals, especially uranium as well as a source of sulphuric acid. Recovery of other heavy metals from tailings dams is in the increase, for example

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The Cost of Gold - Harvard Law

2019-7-29  1. Gold Mining and Human Rights in South Africa 13 The Origins and Early Effects of Gold Mining in the Witwatersrand 13 The Mining Industry in the Apartheid Era 15 Post-Apartheid South Africa and Its Human Rights Commitments 16 Gold Mining in Modern South Africa 18 2. Human Rights Framework 19 Economic, Social, and Cultural Rights 19

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Platinum and Gold Mining in South Africa: The Context of ...

2015-12-30  Mining is a source of extraordinary wealth, but its benefits often do not accrue to the workers and communities most involved. This paper presents two case studies of mining in South Africa to reflect on the history and legacy of mining both through observation and through the

Read More

Paper: Characterization of Cyanide in Gold Mine Tailings ...

Abstract: Numerous old gold sand and slimes tailings dumps on the Witwatersrand have been reprocessed since the 1980s for residual gold extraction using cyanide as a lixiviant. There are numerous technologies available by which many cyanide species may be decomposed. However, at most gold mines in South Africa, cyanide is simply discharged with the effluent and tailings based on the

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From Tailings to Treasure? Miners Make ... - Advancing

2015-5-7  DRD Gold, one of the first South African companies to abandon traditional mining to focus on extracting gold from tailings. New technology allows it to recover up to 40% of the gold left in particle form in tailings. DRD Gold extracted 33,600 ounces of gold,

Read More

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

Read More

Tailings management Sibanye-Stillwater

2021-11-24  In South Africa, the principle management guidance document for tailings storage facilities is SANS 10286, the origin of which dates back to 1998. This standard contains fundamental objectives, the principles and minimum requirements for best practice, all aimed at ensuring that no unavoidable risks, problems and/or legacies are left to future ...

Read More