www.maptek.com CASE STUDY Rio Tinto Alcan also produces specialty aluminas for advanced ceramics and fire retardants as well as anodes and technology solutions for aluminium smelting. Alcan recently trialled a new method for overburden removal at the Gove operation in Australia’s Northern Territory. An accurate volumetric analysis of the pre- and post-trial surfaces was required to test the validity of the method. Measuring and generating

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