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<p>[QUOTE=&quot;fretboard, post: 1399040, member: 19765&quot;]No they&#039;re not bunk at all, maybe a wave in the future for some areas but they are very effective especially if you have a coin you don&#039;t want touched with acid.&nbsp; Could be they&#039;re a bit high tech for some people I don&#039;t know.&nbsp; Fair enough, I&#039;ll ask the question a different way.&nbsp; Has anyone ever come across one of these hand held spectrometers?</p><p><br /></p><p>I have a very nice gold coin that I don&#039;t want touched with acid because it&#039;s just too beautiful of a coin.&nbsp; In my case the spectrometer came in like a lifesaver.&nbsp; :thumb:[/QUOTE]</p><p><br /></p>

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