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<p>[QUOTE=&quot;quick dog, post: 76032, member: 4093&quot;]<font size="3">Do governments publish alloy statistics on coinage?&nbsp; It is clear to me from looking at so many of your gold coins that the metallurgy of gold coins must vary somewhat.&nbsp; Native gold occurs in some very interesting colors due to silver, copper, and basemetal content.&nbsp; I wonder if governments keep such information secret to complicate the lives of would-be counterfitters.</font></p><p><font size="3"><br /></font></p><p><font size="3">Explosives are manufactured with traces of exotic elements to help the authorities trace the origins of stolen explosives.&nbsp; I wonder if they do that with coinage? .</font>[/QUOTE]</p><p><br /></p>

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