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<p>[QUOTE="Lehigh96, post: 3234706, member: 15309"]Agreed Baseball21</p><p><br /></p><p><span style="color: #0000ff">When grading a coin, you know nothing about the intent of the previous owner, therefore, you can't use intent when determining AT vs NT.</span></p><p><br /></p><p>Secondly Doug, we have had this argument more times than I can count. You readily admit that there are AT coins that are easily identifiable as AT. But then you pretend that every form or NT is easily reproducible which is completely false. Toning can be most easily understood by using a left-right scale with AT on the far left and NT on the far right.</p><p><br /></p><p><img src="https://i.imgur.com/McDctjL.jpg" class="bbCodeImage wysiwygImage" alt="" unselectable="on" /></p><p><br /></p><p>As you move towards the middle, the line between what is AT and NT gets blurred and this is where you find the threshold of MA (Market Acceptability). Just like you can't know intent, you also can't know the history of the coin and its storage conditions. So what we do is rely on a system of indicators that help tell us if the coin is NT or AT. Examples of indicators would be color progressions (yellow-magenta-cyan), color patterns (eg textile toning, target toning), elevation chromatics (lack of creep over relief changes), pull away toning, depth of color (oil slick appearance) etc.</p><p><br /></p><p>Your assertion that artificial toning methods like intentionally placing a coin in an old album and then increasing temp & humidity for a few days/weeks will look exactly the same as a coin stored in an album is ridiculous. What typically happens is that those coins that experienced accelerated toning due to increased heat/humidity will show indicators of AT and will often take the look of the Questionably Toned coin in the scale above. </p><p><br /></p><p>Here is an example, let's say a collector has an album full of coins and stores it in his attic in the Southeastern US. A year later he retrieves it and finds that his coins have toned dramatically. He had no intention of toning his coins, yet they are toned and they display the indicators of artificially toned coins. If sent to the TPGs, those types of coins will be details graded for AT/QT despite the fact that the owner had no intention of artificially toning his coins. It does not matter, the AT is the result of IMPROPER STORAGE and the coins deserve to be considered problem coins.</p><p><br /></p><p>It would serve this forum very well if you would stop falsely claiming that accelerated toning methods look identical to coins that have toned over decades, THEY DON'T.[/QUOTE]</p><p><br /></p>
[QUOTE="Lehigh96, post: 3234706, member: 15309"]Agreed Baseball21 [COLOR=#0000ff]When grading a coin, you know nothing about the intent of the previous owner, therefore, you can't use intent when determining AT vs NT.[/COLOR] Secondly Doug, we have had this argument more times than I can count. You readily admit that there are AT coins that are easily identifiable as AT. But then you pretend that every form or NT is easily reproducible which is completely false. Toning can be most easily understood by using a left-right scale with AT on the far left and NT on the far right. [IMG]https://i.imgur.com/McDctjL.jpg[/IMG] As you move towards the middle, the line between what is AT and NT gets blurred and this is where you find the threshold of MA (Market Acceptability). Just like you can't know intent, you also can't know the history of the coin and its storage conditions. So what we do is rely on a system of indicators that help tell us if the coin is NT or AT. Examples of indicators would be color progressions (yellow-magenta-cyan), color patterns (eg textile toning, target toning), elevation chromatics (lack of creep over relief changes), pull away toning, depth of color (oil slick appearance) etc. Your assertion that artificial toning methods like intentionally placing a coin in an old album and then increasing temp & humidity for a few days/weeks will look exactly the same as a coin stored in an album is ridiculous. What typically happens is that those coins that experienced accelerated toning due to increased heat/humidity will show indicators of AT and will often take the look of the Questionably Toned coin in the scale above. Here is an example, let's say a collector has an album full of coins and stores it in his attic in the Southeastern US. A year later he retrieves it and finds that his coins have toned dramatically. He had no intention of toning his coins, yet they are toned and they display the indicators of artificially toned coins. If sent to the TPGs, those types of coins will be details graded for AT/QT despite the fact that the owner had no intention of artificially toning his coins. It does not matter, the AT is the result of IMPROPER STORAGE and the coins deserve to be considered problem coins. It would serve this forum very well if you would stop falsely claiming that accelerated toning methods look identical to coins that have toned over decades, THEY DON'T.[/QUOTE]
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Can you define artificial toning ?
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