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A very difficult quiz for the weekend. What caused this characteristic?
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<p>[QUOTE="Oldhoopster, post: 7788882, member: 84179"][USER=24314]@Insider[/USER]</p><p><br /></p><p>I would love to take credit for figuring it out, but to be honest, I really wasn't sure of the cause so did not hazard a guess. I believe [USER=21705]@Marshall[/USER] proposed the sunken die. My post was only to help clarify an earlier question. </p><p><br /></p><p>I'm not 100% convinced it's die subsidence, but that sure fits the pics/description better than anything else. I Don't think you mentioned the date, but it would be interesting to see if there were other potential issues from that time that would indicate that the mint was having variability during the annealing/hardening process, such as cuds, heavy cracks, or shattered dies. Just a thought to see if there is some extra info that may help strengthen the subsidence theory.[/QUOTE]</p><p><br /></p>
[QUOTE="Oldhoopster, post: 7788882, member: 84179"][USER=24314]@Insider[/USER] I would love to take credit for figuring it out, but to be honest, I really wasn't sure of the cause so did not hazard a guess. I believe [USER=21705]@Marshall[/USER] proposed the sunken die. My post was only to help clarify an earlier question. I'm not 100% convinced it's die subsidence, but that sure fits the pics/description better than anything else. I Don't think you mentioned the date, but it would be interesting to see if there were other potential issues from that time that would indicate that the mint was having variability during the annealing/hardening process, such as cuds, heavy cracks, or shattered dies. Just a thought to see if there is some extra info that may help strengthen the subsidence theory.[/QUOTE]
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A very difficult quiz for the weekend. What caused this characteristic?
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