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<p>[QUOTE="Clawcoins, post: 24928331, member: 77814"]looks like one of my copper washed coins ... muriatic acid with pennies and other coins. Fun stuff. I had a posting about how to do this about 3-1/2 years ago.</p><p>environmental damage would be my guess but I could never figure out Improperly Annealed coinage correctly as this one has parts that look rubbed off.[/QUOTE]</p><p><br /></p>
[QUOTE="Clawcoins, post: 24928331, member: 77814"]looks like one of my copper washed coins ... muriatic acid with pennies and other coins. Fun stuff. I had a posting about how to do this about 3-1/2 years ago. environmental damage would be my guess but I could never figure out Improperly Annealed coinage correctly as this one has parts that look rubbed off.[/QUOTE]
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