Assmang invests R400-million to comply

Assmang is jointly owned by African Rainbow Minerals and Assore.

There have apparently been huge improvements to the Cato Ridge site's dust problems that were identified by environmental inspectors in 2007. Rico Euripidou, a researcher at the non-governmental organisation groundwork, says that while dust levels are better, there is still some concern over the levels of metal leaching from the waste disposal site.

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• Assmang gets nod for trying to comply