Determination of the platinum-group elem
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I. McDonald; R.J. Hart; M. Tredoux
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Article
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1994
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Elsevier Science
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English
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Ten kimberlites from various localities in South Africa have been analysed for all of the platinum-group elements (PGEs) and gold using a nickel sulphide fire-assay preconcentration followed by neutron activation analysis (NAA). Problems encountered during the analysis of these samples prompted a ra