Message:

<p>[QUOTE=&quot;jgenn, post: 3099367, member: 78525&quot;]Yes, I calculate the same so something&#039;s off.&nbsp; 90% silver/10% copper is 10.31</p><p><br /></p><p>If the average thickness were actually 2.2mm then the specific gravity would be close to correct.</p><p><br /></p><p>Even so a correct specific gravity is not proof of authenticity.[/QUOTE]</p><p><br /></p>

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