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<p>[QUOTE="pumpkinpie, post: 1371921, member: 34244"]Despite what you may think, most of the attractive toned coins out there are in Mint State. when a coin is circulated, the rubbing removes flow marks, and therefore luster. The chemicals that make attractive toning (AgS) need the little cracks and crevices found in flow marks to sit down and settle in. also, when a circulated coin gets covered in a thin layer of patina, also caused by silver sulfide this heavily inhibits further toning.</p><p><br /></p><p>For example, if this Washer was not uncirculated and lusterous, it would probably not be toned.[ATTACH]161911.vB[/ATTACH][/QUOTE]</p><p><br /></p>
[QUOTE="pumpkinpie, post: 1371921, member: 34244"]Despite what you may think, most of the attractive toned coins out there are in Mint State. when a coin is circulated, the rubbing removes flow marks, and therefore luster. The chemicals that make attractive toning (AgS) need the little cracks and crevices found in flow marks to sit down and settle in. also, when a circulated coin gets covered in a thin layer of patina, also caused by silver sulfide this heavily inhibits further toning. For example, if this Washer was not uncirculated and lusterous, it would probably not be toned.[ATTACH]161911.vB[/ATTACH][/QUOTE]
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