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<p>[QUOTE=&quot;mgmgmg75, post: 2874593, member: 75114&quot;]With improper metal mixture, you will see the &quot;woodie&quot; look whick may or may not produce a lamination.&nbsp; </p><p>A true lamination is caused by a foreign object, usually just a piece of dirt or slag, in the molten metal and stays there after cooling, rolling and then punching.&nbsp; Many times, in steel manufacturing, the lamination will never be seen as it is inside of the large sheet of steel used, ei. desks, refrigerators, car panels.&nbsp; </p><p>Usually a small piece of dirt will elongate into a &quot;void&quot; that is several inches long.&nbsp; </p><p>[ATTACH=full]687858[/ATTACH]</p><p>Sometimes they are close enough to the surface where they can be seen with the naked eye, or large enough to cause most of the coin to split apart.[/QUOTE]</p><p><br /></p>

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