Al Jazeera English
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Johannesburg, South Africa - "This mine is a silent killer," said Tiny Dlamini at Snake Park in Soweto, pointing at Johannesburg's largest abandoned gold mine dump that looms over the impoverished settlement. During over a century of highly profitable gold mining in South Africa, large amounts of mining waste were piled into massive hills, mainly in marginalised and densely populated residential areas such as Soweto.