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What happens to a "woody" that is acid etched?
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<p>[QUOTE="Oldhoopster, post: 2713285, member: 84179"]The ingot was rolled between the 1-2 O'clock position and 7-8 O'clock position (I believe they roll in both directions). During rolling, the ingot gets flatter and longer but not significantly wider, so any metal grains with diff alloys are going to be stretched. On your coin the areas of that are show a similar etching patterns are elongated along this axis. </p><p><br /></p><p>Assuming the science is correct (not a given, but I think it sounds good), I believe you can make the same inferences regarding the toning regions on woody coins as well.[/QUOTE]</p><p><br /></p>
[QUOTE="Oldhoopster, post: 2713285, member: 84179"]The ingot was rolled between the 1-2 O'clock position and 7-8 O'clock position (I believe they roll in both directions). During rolling, the ingot gets flatter and longer but not significantly wider, so any metal grains with diff alloys are going to be stretched. On your coin the areas of that are show a similar etching patterns are elongated along this axis. Assuming the science is correct (not a given, but I think it sounds good), I believe you can make the same inferences regarding the toning regions on woody coins as well.[/QUOTE]
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What happens to a "woody" that is acid etched?
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