SR XRFand μPIXE wereusedtoinvestigatethecompositionandstructureofancientsilver.
AuandBiare fingerprint elements,usefultoidentifymetalsources.
A Geto-ThraciansilversampleislinkedtotheLaurionmineinGreece,bytheAu/AgandBi/Agratio.
Microstructurewascorrelatedwithmetal-workingtechniques.
CorrosionrelatedtracesofBrandClwasidentified bycharacteristicX-raymapping.