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<p>[QUOTE=&quot;Clawcoins, post: 4851185, member: 77814&quot;]Keep in mind, it could have been caused by a Dime too .. or a non-US coin.</p><p><br /></p><p>Or if it was in, at any time since it&#039;s minting, a bag (like a vending machine) it could even been hit by a Half Dollar.&nbsp; Who knows right?</p><p><br /></p><p>What *you* could do to experiment,</p><p>is take 2 quarters.</p><p>Take 1 quarter and with increasing strike weight, find out how much effort it takes for a quarter to impose a mark on another quarter.</p><p><br /></p><p>Then think of the scenarios (both from the mint, from coin processors (Brinks, etc), from vending machines, from people and their purses, coin jars (what happens when someone drops a coin jar - blueprint and document a coin jar being dropped from various heights and blueprint each and every coin in every type of height scenario for each test), et all .. that can meet those specifications of when marks first appear and various other hit imprints.</p><p><br /></p><p>Of course, then you have to also include non-coin hits.&nbsp; Such as when the mint has cellophane packages and coins get struck with longer &quot;reeded&quot; gear like scenarios.&nbsp; And of course anywhere someone could accidentally drop coinage into *something* .... I&#039;ll leave it up to you to think of all the *somethings* that could happen.</p><p><br /></p><p>Don&#039;t disspell &quot;theories&quot; until you test them yourself.</p><p><br /></p><p>here&#039;s an interesting reed ... <a href="https://www.cointalk.com/threads/1976-mint-set-with-damaged-penny-inside.282199/#post-2487355" class="internalLink ProxyLink" data-proxy-href="https://www.cointalk.com/threads/1976-mint-set-with-damaged-penny-inside.282199/#post-2487355">https://www.cointalk.com/threads/1976-mint-set-with-damaged-penny-inside.282199/#post-2487355</a>[/QUOTE]</p><p><br /></p>

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