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The impacts of mining on the environment depend on the nature of the ore body, the type of mining and the size of operation. The focus of this study is on Trojan Nickel Mine which is located 90km north of Harare, Zimbabwe. It produces nickel from iron, iron–nickel and copper–nickel sulphides and disposes of waste rock in a rock dump. Surface water samples were taken at 11 points selected from a stream...
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