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<p>[QUOTE=&quot;TheFinn, post: 3264515, member: 90102&quot;]Does it feel slick?&nbsp; Check around the rim, but not at any reeding.&nbsp; Don&#039;t run your finger over the surface.&nbsp; You can do a specific gravity to tell for sure.&nbsp; To do that, weigh the piece dry in grams.&nbsp; Then suspend it in water on the balance using something like a light fishing line.&nbsp; Then, divide the dry weight by the wet weight.&nbsp; It should be about 10.5 if it is .999 fine silver.&nbsp; Around 8 would be brass or copper.&nbsp; 7 would be zinc.[/QUOTE]</p><p><br /></p>

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