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<p>[QUOTE="Vess1, post: 1304830, member: 13650"]First of all, welcome to the forum!</p><p><br /></p><p> I'll try not to cover what Doug and others already have here. </p><p><br /></p><p> The vast majority of rainbow toned coins are Morgan dollars. You almost need to know a little history to understand why this is. In short, they made so many under government mandate, that they produced more than was needed. They really only circulated well on the west coast. The rest of the country barely used them. </p><p> So millions of them sat in mint bags. Some for decades. The pittman act melted down roughly half the mintage of all the original Morgans. The silver was then in turn sent to Great Britain or made into Peace dollars. The original mintages for these are almost useless info now because nobody knows how much was lost.</p><p> Anyway, to get back on track, they sat stored in burlap bags with high sulfur contents. The ones around the outside touching the bags, or near the bag, tended to rainbow tone, depending on the conditions it was under. While the ones inside toward the center were mostly protected and remained white. Many had part of their face touching the bag while the other part was covered by another Morgan, leaving a crescent tone from the overlapping coin protecting it. </p><p><br /></p><p> For a good gauge on what was possible by this effect and what natural toning should look like, look up "Battle Creek Morgans NGC star" on ebay. I've got one that has an entirely plum colored reverse. Pics in my album. These were bags stored in a basement by a private collector for 100 years that still had the original mint seals on them. The dealer that bought them opened them to find one of the most brilliantly toned hoard of Morgan dollars ever found. Most were sent to NGC for certification and many (but not all) from that hoard got the special label.</p><p><br /></p><p> Anyway, this is why most of the rainbow toned coins you see are Morgans. Peace dollars did not have the same experience so genuinely natural toned examples of them are rare.</p><p><br /></p><p> Other than that, you have album toning and many mint sets toned in their original packaging leaving us with some really nice looking Franklin halves, quarters and dimes. Some coins toned at the ends of rolls. </p><p><br /></p><p> It is smart to ask the question and acknowledge the problem though. There are some really bad, colored fake toned coins I've seen on ebay. Natural toning is a progression of colors that you will see on many various auctions from many different sellers that looks similar. If one seller has a bunch of different denominations of silver coins, from old or modern years, all displaying the same colors and toning patterns, you'll probably want to run the other way.[/QUOTE]</p><p><br /></p>
[QUOTE="Vess1, post: 1304830, member: 13650"]First of all, welcome to the forum! I'll try not to cover what Doug and others already have here. The vast majority of rainbow toned coins are Morgan dollars. You almost need to know a little history to understand why this is. In short, they made so many under government mandate, that they produced more than was needed. They really only circulated well on the west coast. The rest of the country barely used them. So millions of them sat in mint bags. Some for decades. The pittman act melted down roughly half the mintage of all the original Morgans. The silver was then in turn sent to Great Britain or made into Peace dollars. The original mintages for these are almost useless info now because nobody knows how much was lost. Anyway, to get back on track, they sat stored in burlap bags with high sulfur contents. The ones around the outside touching the bags, or near the bag, tended to rainbow tone, depending on the conditions it was under. While the ones inside toward the center were mostly protected and remained white. Many had part of their face touching the bag while the other part was covered by another Morgan, leaving a crescent tone from the overlapping coin protecting it. For a good gauge on what was possible by this effect and what natural toning should look like, look up "Battle Creek Morgans NGC star" on ebay. I've got one that has an entirely plum colored reverse. Pics in my album. These were bags stored in a basement by a private collector for 100 years that still had the original mint seals on them. The dealer that bought them opened them to find one of the most brilliantly toned hoard of Morgan dollars ever found. Most were sent to NGC for certification and many (but not all) from that hoard got the special label. Anyway, this is why most of the rainbow toned coins you see are Morgans. Peace dollars did not have the same experience so genuinely natural toned examples of them are rare. Other than that, you have album toning and many mint sets toned in their original packaging leaving us with some really nice looking Franklin halves, quarters and dimes. Some coins toned at the ends of rolls. It is smart to ask the question and acknowledge the problem though. There are some really bad, colored fake toned coins I've seen on ebay. Natural toning is a progression of colors that you will see on many various auctions from many different sellers that looks similar. If one seller has a bunch of different denominations of silver coins, from old or modern years, all displaying the same colors and toning patterns, you'll probably want to run the other way.[/QUOTE]
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