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<p>[QUOTE="rascal, post: 4261211, member: 29239"]cent coins after 1982 are zinc with a extremely thin copper plating. this plating will swell and bubble up into all kinds of shapes around the letters and numbers since the dies sometimes removes a tiny bit of the protective plating in these areas.The copper plating can also get damaged in other areas.[/QUOTE]</p><p><br /></p>
[QUOTE="rascal, post: 4261211, member: 29239"]cent coins after 1982 are zinc with a extremely thin copper plating. this plating will swell and bubble up into all kinds of shapes around the letters and numbers since the dies sometimes removes a tiny bit of the protective plating in these areas.The copper plating can also get damaged in other areas.[/QUOTE]
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