1 4 A D V A N C E D M A T E R I A L S & P R O C E S S E S | A P R I L 2 0 2 2 *Member of ASM International ARCHAEOMETALLURGICAL STUDY OF TWO ANCIENT COPPER COINS A scientific study of two copper coins from 1851 and 1853 reveals well-preserved symbols of a growing, newly independent Chile nation. A R C H A E O L O G I C A L M E T A L L U R G Y 1 Patricia Silvana Carrizo* Mendoza Regional Faculty, National Technological University, Argentina Peter Northover School of Archaeology, University of Oxford
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