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<p>[QUOTE=&quot;Conder101, post: 198379, member: 66&quot;]Weight won&#039;t tell you anything.&nbsp; Copper and copernickel clad have almost identical densities (same to two decimal places) so the same size planchet punched from either composition would weigh exactly the same.</p><p><br /></p><p>Most likely though the coin has either been plated or discolored by environmental conditions.&nbsp; I&#039;m not sure what causes it but I find a lot of rust red clad coins in limestone gravel parking lots and driveways.[/QUOTE]</p><p><br /></p>

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