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I magically removed corrosion from a large cent.
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<p>[QUOTE="Insider, post: 3057476, member: 24314"]I'll try to answer this. </p><p><br /></p><p>C-B-D did a great job removing the BLACK GUNK from the coin. There are many products you can use to remove it. That is not the reason the coin was "detailed" by NGC. The coin's surface is corroded. <span style="color: #b30000">It still is. <span style="color: #000000">Unfortunately, a majority of old copper is porous.</span></span></p><p><br /></p><p><span style="color: #000000">As for the grade, IMO, based on the grading guide images, <b><i><span style="color: #660066">TODAY</span></i></b> it is closer to a "commercial" VF 20 than a Fine 12. Decades ago Fine 12 would have been plenty. I suspect the NGC graders pushed it to a VF because once a coin is detailed, the coin's grade matters little. I also suspect the PCGS graders used "Net Grading" to drop the coin to Fine 12. </span></p><p><span style="color: #000000"><br /></span></p><p><span style="color: #000000"><span style="color: #000000"><img src="styles/default/xenforo/clear.png" class="mceSmilieSprite mceSmilie14" alt=":angelic:" unselectable="on" unselectable="on" /> Just think, everyone would possibly be happy with a F-15 straight grade. </span></span>[/QUOTE]</p><p><br /></p>
[QUOTE="Insider, post: 3057476, member: 24314"]I'll try to answer this. C-B-D did a great job removing the BLACK GUNK from the coin. There are many products you can use to remove it. That is not the reason the coin was "detailed" by NGC. The coin's surface is corroded. [COLOR=#b30000]It still is. [COLOR=#000000]Unfortunately, a majority of old copper is porous.[/COLOR][/COLOR] [COLOR=#b30000][/COLOR] [COLOR=#000000]As for the grade, IMO, based on the grading guide images, [B][I][COLOR=#660066]TODAY[/COLOR][/I][/B] it is closer to a "commercial" VF 20 than a Fine 12. Decades ago Fine 12 would have been plenty. I suspect the NGC graders pushed it to a VF because once a coin is detailed, the coin's grade matters little. I also suspect the PCGS graders used "Net Grading" to drop the coin to Fine 12. [/COLOR] [COLOR=#000000] [COLOR=#000000]:angelic: Just think, everyone would possibly be happy with a F-15 straight grade. [/COLOR][/COLOR][/QUOTE]
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I magically removed corrosion from a large cent.
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