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<p>[QUOTE=&quot;Michael K, post: 3632329, member: 78298&quot;]Your plating weights are incorrect. (OP)</p><p>You have a 2.5 coin and .6 of a gram plating to make 3.10.</p><p><br /></p><p>The plating on a 2.5 zinc coin is closer to 0.06 of a gram.</p><p>Making the unplated zinc weight 2.44.</p><p>If you were to add that to 2.5, you get 2.56 and not 3.10.</p><p><br /></p><p>And if the coin was unplated, it would weigh 2.44,</p><p>and 2.5 after plating.[/QUOTE]</p><p><br /></p>

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