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<p>[QUOTE=&quot;mikenoodle, post: 1546280, member: 307&quot;]IIRC there&#039;s something to the idea of improperly mixed alloy. The way that I remember it is that the alloy used for these nickels is not always homogeneous and therefore might have spots that are concentrated with more manganese and therefore have&nbsp; (slightly) magnetic &quot;spots&quot;[/QUOTE]</p><p><br /></p>

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