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<p>[QUOTE=&quot;Oldhoopster, post: 8380545, member: 84179&quot;]Don&#039;t have the benefit of having it in hand, but you may want to consider the cracked and peeling appearance to be coming from the deterioration of a die cap.&nbsp; The cap will become work hardened through repeated strikes and become brittle.&nbsp; The brittle metal can crack and spall (especially with the thin copper plating) resulting in the &quot;struck through&quot; look.</p><p><br /></p><p>I don&#039;t believe the the plating flaked off as there is no exposed zinc and for it to split within the plating, 8 microns (0.0003&quot;) is pretty thin to spilt intragranularly</p><p><br /></p><p>Just some things I would consider from a metallurgy/material science perspective.</p><p><br /></p><p>Maybe [USER=86437]@Fred Weinberg[/USER] has an opinion[/QUOTE]</p><p><br /></p>

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