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Gold mining

Barrick Gold Corporation has one of the largest open-pit gold mines in North America located on its Goldstrike mine property in north eastern Nevada Other gold mines use underground mining where the ore is extracted through tunnels or shafts South Africa has the world s deepest hard rock gold mine up to 3 900 metres 12 800 ft underground...

Factors associated with an increased case

Setting A gold mining company in the Free State Province South Africa Aim and design A retrospective cohort study to investigate factors associated with an increased case-fatality rate CFR at 6 months in human immunodeficiency virus HIV positive and negative tuberculosis TB patients Results Between April 1993 and March 1997 there were 2236 men with culture-confirmed pulmonary TB...

Small contribution of gold mines to the ongoing

Apr 12 2018 0183 32 Gold mines in South Africa have historically been implicated in initiating the tuberculosis TB epidemic in South Africa As Packard notes The immense size of the mine labor force over 200 000 on the Rand alone by 1910 together with the appalling health conditions that existed on the mines ensured that they would play a central role in the early development of TB in southern Africa...

IJERPH Free Full

The study evaluates the health risk caused by heavy metals to the inhabitants of a gold mining area In this study 56 soil samples from five mine tailings and 17 from two mine villages were collected and analyzed for Asernic As Lead Pb Mercury Hg Cadmium Cd Chromium Cr Cobalt Co Nickel Ni Copper Cu and Zinc Zn using ICP-MS Measured concentrations of these heavy...

Platinum and Gold Mining in South Africa The Context of

Dec 30 2015 0183 32 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 voices of...

Perspectives on seismic and rockburst research in the

Abstract This paper summarizes seismic and rockburst research activities related to South African deep-level gold mines over the period 1983 to 1987 It covers continued research in directions that were considered in the Seismicity in Mines Symposium in 1982 as well as in several new areas of research Five broad areas are identified 1...

The nature and extent of uranium contamination from

Extended abstract The South African Geophysical Association Biennial Technical Meeting and Exhibition 9-12 October 2001 Drakensberg South Africa 5pp Google Scholar Everrett MJ Quibell G 1995 The impact of diffuse load reductions from the mines in the Orkney Stilfontein area on the water quality in the Vaal River...

Tuberculosis control and molecular epidemiology in a South

Gold miners have very high rates of tuberculosis The contribution of infections imported into mining communities versus transmission within them is not known and has implications for control strategi We did a prospective population-based molecular and conventional epidemiological study of pulmonary tuberculosis in a group of goldminers...

Gold Mining in Africa Maximizing Economic Returns for

Abstract This paper investigates the maximization of economic returns from mining for African countri We focus on gold mining a significant sector in at least 34 African countri Our point of departure in the paper is the well-documented reality that a large number of resource-rich African...

Trends in productivity in the South African gold mining

The average grade of South African gold mining ore has declined from 12 g/t in 1970 to 5 g/t in 2014 as most of the high-grade gold deposits have been exhausted and mines now exploit lower grade...

Inequalities in South Africa during the Apartheid

Migrant Labor/Mining Blacks had to leave their land to work in gold mining Usually contracted for 13 months of work but got called back- often spent their lives on the mine Sent money back to family Could not get urban residence Conditions of the mines led thousands to contract silicosis respiratory disease...

abstract of gold mining in south africa

Gold mining in South Africa typically involves methods such as panning sluicing dredging hard rock mining and by-product mining Improved Gold Recovery Economics at Target Gold Mine South Africa ABSTRACT Target Gold Mine in South Africa was commissioned as a brownfields operation starting in November 2001...

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 pollution negative...

The effects of a changing gold price on the South African

The effects of a changing gold price on the South African gold mining industry Login Abstract The importance of gold in the development of South Africa as an industrialised economy cannot be over - emphasised Towards the end of the 19th century the economy depended almost entirely on the production of gold and diamonds which laid the...

South African gold mining taxation An example of a

Dec 01 1984 0183 32 Abstract Theoretically a resource rent tax is neutral in that it does not influence the allocation of resourc However the application of such fundamental principles in the tax formula of the South African gold mining industry negates the neutrality principle A progressive element in the tax rate encourages mining of submarginal ores...

abstract of gold mining in south africa

Abstract 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 Water piped down the shaft can therefore be at high pressures unless a system of pressure reducing dams or valves is installed...

A Systemic Analysis of the Environmental Impacts of Gold

Exploratory modelling of the impact of gold mining on groundwater in a strategic water area of South Africa was undertaken A systems dynamics SD model was developed to simulate the impact of gold mining on water quality focusing on groundwater contamination risk within the context of competing developmental priorities around water resource development and the socio-economic gains from...

List of Gold mines in South Africa

The list of Gold mines in South Africa is quite long with some smaller mines available all over Furthermore some companies own and manage more than one Gold mine in the country The reason why Gold mining is important in South Africa is that the Gold mining industry is a big pillar of the South African economy...

Counting the Cost Gold Mining and Occupational Disease in

Jan 22 2009 0183 32 A fter more than a century of commercial success gold mining in South Africa is a dying industryOver the past decade more than 250 000 jobs have been lost The corporate restructuring of the 1990s has left only four major players AngloGold AvGold Goldfields and RandGold...

The Role of Mining in the South African Economy

The Role of Mining in the South African Economy Johannes Fedderke and Farah Pirouz ERSA University of the Witwatersrand ABSTRACT This paper examines thecontribution ofthreeaggregate mining sectors oftheSouth African economy to output and employment over the 1970-97period The ndingofadeclining importanceofminingin output and...

Platinum and Gold Mining in South Africa The Context of

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 voices of...

Patrice Motsepe

In 1997 he acquired several smaller gold mines from AngloGold for just under 8 million This and several subsequent purchases of operating mines laid the foundation for the creation of Africa Rainbow Minerals In 2002 Africa Rainbow Minerals was listed on the JSE and shortly afterward merged with Harmony Gold Mining...

South Africa s Mining Industry

We take a look at a few highlights/low lights of South Africa s mining industry as published by Statistics South Africa Exactly a week after delegates closed the 26 th Investing in African Mining Indaba Stats SA released data on the performance of the mining industry in 2019 The level of production was 1 3 lower in 2019 than 2018 which in turn was 2 1 lower than 2017...

Top South African Gold Mining Companies FXCM Team

Jun 22 2020 0183 32 South Africa s Witwatersrand Basin is considered to be the world s largest gold resource operations in this region contribute to SA s 95 130 mining sector jobs 2 In recent years South African gold production has decreased falling to 42 of aggregate global production...

Mining industry of South Africa

Anglo Gold Ashanti Sibayane Gold Ltd Harmony Gold Mining Co First Uranium and Peninsula Energy own or control most of the uranium-from-gold mining processing plants in South Africa Though uranium production in South Africa showed a decrease from 711t in 2000 to 579t in 2010 in 2011 930t were produced with a forecast of 2 000t by 2020 29...

South Africa

South Africa - South Africa - Gold mining Prospectors established in 1886 the existence of a belt of gold-bearing reefs 40 miles 60 km wide centred on present-day Johannesburg The rapid growth of the gold-mining industry intensified processes started by the diamond boom immigration urbanization capital investment and labour migrancy By 1899 the gold industry attracted investment worth...