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<p>[QUOTE="GDJMSP, post: 3938893, member: 112"]Some clarification is needed here I think.</p><p><br /></p><p><br /></p><p><br /></p><p>I suspect that what Charles actually means is to - never ever <u><b>harshly clean</b></u> your coins. It is a common practice for a great many people to use the word clean, cleaned, cleaning when what they are really talking about is harsh cleaning. Short and sweet they are using a contraction of the correct terminology.</p><p><br /></p><p><br /></p><p><br /></p><p>Not exactly. Literally tens of millions of coins have been dipped, fully 80% or more of all older coins. And as everyone knows dipping removes toning/tarnish by removing the top layer of metal. However, as long as coin is dipped correctly the luster is not destroyed - far from it in fact. Millions and millions of dipped coins have gorgeous booming luster ! Even coins that were toned fully black have been successfully dipped to reveal booming luster underneath.</p><p><br /></p><p>That said, there are times when the toning has progressed to the point that it has already destroyed the luster. And when those coins are dipped a flat, lifeless surface is what remains. And, there are also times when the dipping is done incorrectly and the luster is destroyed.</p><p><br /></p><p>The truly important point is that the proper, correct cleaning of coins is not only a good thing, it is quite often a necessary thing - in order to protect the coin from certain destruction ! There are countless examples of this. And it is only from experimentation, coupled with proper instruction, that one can learn how to do this. As well as, when to do it, and when not to do it. </p><p><br /></p><p>It can be correctly said that learning how is the easy part. But learning when, and when not to - that is the hard part.[/QUOTE]</p><p><br /></p>
[QUOTE="GDJMSP, post: 3938893, member: 112"]Some clarification is needed here I think. I suspect that what Charles actually means is to - never ever [U][B]harshly clean[/B][/U] your coins. It is a common practice for a great many people to use the word clean, cleaned, cleaning when what they are really talking about is harsh cleaning. Short and sweet they are using a contraction of the correct terminology. Not exactly. Literally tens of millions of coins have been dipped, fully 80% or more of all older coins. And as everyone knows dipping removes toning/tarnish by removing the top layer of metal. However, as long as coin is dipped correctly the luster is not destroyed - far from it in fact. Millions and millions of dipped coins have gorgeous booming luster ! Even coins that were toned fully black have been successfully dipped to reveal booming luster underneath. That said, there are times when the toning has progressed to the point that it has already destroyed the luster. And when those coins are dipped a flat, lifeless surface is what remains. And, there are also times when the dipping is done incorrectly and the luster is destroyed. The truly important point is that the proper, correct cleaning of coins is not only a good thing, it is quite often a necessary thing - in order to protect the coin from certain destruction ! There are countless examples of this. And it is only from experimentation, coupled with proper instruction, that one can learn how to do this. As well as, when to do it, and when not to do it. It can be correctly said that learning how is the easy part. But learning when, and when not to - that is the hard part.[/QUOTE]
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