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<p>[QUOTE=&quot;GDJMSP, post: 714318, member: 112&quot;]Pressure can definitely change materials, carbon into a diamond is a perfect example. But I do not think that is going to be the case here. For one thing, any differences in striking pressure are going to be minimal.</p><p><br /></p><p>No, it has to do with something else already mentioned. The planchet supplier today is not the same as before. The washing solutions are not the same, the rinsing solutions are not the same, and you can bet that even the copper is not the same. Metals, just like anything else, have unique signatures that sets them apart from all others examples of the same metal mined in different parts of the world. There are so many possible variables involved in this that we will likely never know the true reason.[/QUOTE]</p><p><br /></p>

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