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A few more coins that I think might be improperly annealed
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<p>[QUOTE="Oldhoopster, post: 3199440, member: 84179"]Sincere question - If the edges are a diff color, why didn't you post pics? Both your coins look like Environmental damage. Without the edge pics, that's the answer you're going to get.</p><p><br /></p><p>BTW: The edges of an improperly annealed planchet (according to Fred W.) <u>should look like a</u> <u>normal coin</u>. Annealing only affects a thin surface layer of the metal. The pressure against the collar during striking will expose the underlying metal as it expands to fill the reeding. Nickels are more difficult, but there should be some areas of normal coloring where the metal rubs against the collar during ejection from the die. With so many opportunities for environmental damage, looking at the edge is the key diagnostic to identifying an improperly annealed planchet[/QUOTE]</p><p><br /></p>
[QUOTE="Oldhoopster, post: 3199440, member: 84179"]Sincere question - If the edges are a diff color, why didn't you post pics? Both your coins look like Environmental damage. Without the edge pics, that's the answer you're going to get. BTW: The edges of an improperly annealed planchet (according to Fred W.) [U]should look like a[/U] [U]normal coin[/U]. Annealing only affects a thin surface layer of the metal. The pressure against the collar during striking will expose the underlying metal as it expands to fill the reeding. Nickels are more difficult, but there should be some areas of normal coloring where the metal rubs against the collar during ejection from the die. With so many opportunities for environmental damage, looking at the edge is the key diagnostic to identifying an improperly annealed planchet[/QUOTE]
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A few more coins that I think might be improperly annealed
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