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<p>[QUOTE=&quot;RonSanderson, post: 3033063, member: 77413&quot;]This is a 2001 Proof strike that should, in theory, be the best coin that can be made, with specially prepared dies, polished planchets, and careful striking. And yet, and yet, you can see similar striations running vertically on both sides. </p><p><br /></p><p>Personally I think this is the result of using two metals in the&nbsp; coin blanks (planchets). Sure, you can roll out the sheets of metal to give a mirror surface, but the inner boundary between the outer copper layer and the zinc core may still have ripples. </p><p><br /></p><p>At least that’s what it looks like to me.</p><p><br /></p><p>[ATTACH=full]755923[/ATTACH][/QUOTE]</p><p><br /></p>

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