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Showing 1 to 1 of 1 for “"Copper-tin-lead-silver (quaternary) alloys"”.
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The manufacturing and plating technology used in the production of mid-3rd/ 4th century AD Roman coins - An Analytical Study
… (293/4AD). For the production of these coins, copper based quaternary copper-tin-lead-silver alloys were used and their surface was covered by thin silver plating. Later, the coin sample was extended to include dates before and after this period aiming to study if there were similarities in the …