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1883 Shield 5c. with weird toning from CoinFest
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<p>[QUOTE="borgovan, post: 718279, member: 13016"]I would start with soap and water, then progress to acetone (not nail polish remover, but pure acetone) to attempt to remove the green stuff (which looks like a copper salt.) It may also require some gentle mechanical action.</p><p> </p><p>The "red stuff" will not come off with any method I can think of, other than harsh scrubbing, which I do not recommend. Nothing I've ever tried on it will remove it.[/QUOTE]</p><p><br /></p>
[QUOTE="borgovan, post: 718279, member: 13016"]I would start with soap and water, then progress to acetone (not nail polish remover, but pure acetone) to attempt to remove the green stuff (which looks like a copper salt.) It may also require some gentle mechanical action. The "red stuff" will not come off with any method I can think of, other than harsh scrubbing, which I do not recommend. Nothing I've ever tried on it will remove it.[/QUOTE]
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1883 Shield 5c. with weird toning from CoinFest
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