Grade Control Review at Boddington Gold Mine, SW Region, WA

Organization: The Australasian Institute of Mining and Metallurgy
Pages: 8
Publication Date: Jan 1, 1993
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The Boddington Gold Mine orebody is a large tonnage, low grade gold deposit located within the Archaean Saddleback greenstone belt within the south-western region of Western Australia. The orebody consists of laterite caprock (30 per cent) and clays (70 per cent) produced by lateritisation of felsic volcanics and intrusives. The caprock comprises gravel, hardcap and B-zone which have a specific gravity of 1.8, 2.4 and 1.8 respectively. The clay has a specific gravity of 1.5.
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