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<p>[QUOTE=&quot;acanthite, post: 690343, member: 6647&quot;]What I meant by relative purity was just how would technology of the time been able to take something that might be only 5% nickel and increase it, given the metallurgical challenge that presented.&nbsp; And as noted above, some poor sod had to bash away just to get a mediocre strike due to the hardness.</p><p>&nbsp;</p><p>I would really like to see some SEM work on one of these coins.&nbsp; The chemical fingerprint should be able to yield some good information about origin.[/QUOTE]</p><p><br /></p>

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