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Application of energy-dispersive X-ray fluorescence to jewellery samples determining gold and silver
The results from a study of the real scope of energydispersive X-ray fluorescence analysis in an Assay Office, in which precious metal samples must be analysed prior to their hallmarking according to Spanish regulations, are presented. The advantages and limitations of this technique for the analysis of gold and silver jewellery samples, which is one of the most significant industrial activities in the local area (Cordoba, Spain), are reported. The results of gold and silver support the use ofdoi:10.1007/bf03215528 fatcat:i2bwz4ivrzbfvj4lnrtwy4iwbq