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Lessons In Problem Coins: Smoothed Surfaces
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<p>[QUOTE="GDJMSP, post: 3156114, member: 112"]Bingo ! That is precisely the idea. But it also applies to those coins which have a granular or grainy texture in the fields. </p><p><br /></p><p>One of the diagnostics to identify smoothing is to look at the areas of the fields in protected areas like between the legends and devices and the denticles or rim, and compare them to the inner fields. If you look closely at the blow up pics of the IHC Kentucky posted you can examples of that. The surfaces in the protected are much rougher, more course than those of the open areas. With some coins another diagnostic is that there will be luster in the more protected areas of the fields and none in the more open areas of the fields.</p><p><br /></p><p>As to methods, it can be done by hand when the problems being smoothed out are less severe and by powered tools when they are more severe. But getting into the smaller, more protected areas, that is and always has been problematic, basically meaning it's not done which is why the diagnostic is typically present.[/QUOTE]</p><p><br /></p>
[QUOTE="GDJMSP, post: 3156114, member: 112"]Bingo ! That is precisely the idea. But it also applies to those coins which have a granular or grainy texture in the fields. One of the diagnostics to identify smoothing is to look at the areas of the fields in protected areas like between the legends and devices and the denticles or rim, and compare them to the inner fields. If you look closely at the blow up pics of the IHC Kentucky posted you can examples of that. The surfaces in the protected are much rougher, more course than those of the open areas. With some coins another diagnostic is that there will be luster in the more protected areas of the fields and none in the more open areas of the fields. As to methods, it can be done by hand when the problems being smoothed out are less severe and by powered tools when they are more severe. But getting into the smaller, more protected areas, that is and always has been problematic, basically meaning it's not done which is why the diagnostic is typically present.[/QUOTE]
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