Analysis of ancient Indian silver punch-marked coins by external PIXE.

Appl Radiat Isot

Department of Dental Biomaterials, School of Dentistry, Kyungpook National University, Daegu, Republic of Korea; Institute of Physics, Bhubaneswar 751005, Orissa, India.

Published: October 2011

Seven silver punch-marked coins were analysed using external particle induced X-ray emission technique. The main group of elements like Ag, Cu, Au, Pb and Fe were estimated along with a number of trace/minor elements such as K, Ca, Ti, V, Cr, Mn, Co, Ni and Rb in the analysed silver coins. Gold was found in all the coins and varied between 0.7% and 6.2% indicating the better economic condition of that civilisation.

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Source
http://dx.doi.org/10.1016/j.apradiso.2011.06.008DOI Listing

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