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<p>[QUOTE=&quot;Oldhoopster, post: 2956585, member: 84179&quot;]95 and 5 what?&nbsp; A copper planchet is 95% copper and 5% zinc.&nbsp; A 1943 planchet should be Iron and Zinc.&nbsp; XRF only penetrates a short distance under the surface, so I would expect a true 1943 planchet to&nbsp; be heavy on the zinc side with some iron.&nbsp; 1943 planchets were plated prior to punching the blanks so you should get a much higher iron content if the edge was measured (depending on how wide the beam is).</p><p><br /></p><p>Remember what I said about how a handheld XRF works and watch how the next shop checks it.[/QUOTE]</p><p><br /></p>

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