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<p>[QUOTE="Oldhoopster, post: 8070368, member: 84179"]Your coin has environmental damage. The copper plating is only 8 microns (0.0003 inches) thick. Once the surface is breached the underlying zinc can start to corrode (similar to rust bubbling up the paint on a scratched fender)</p><p><br /></p><p>Your coin looks like it was exposed to a weak acid or other environmental corrosive giving it that mushy, washed out appearance. It was not struck like that that, nor did it leave the mint in that condition.</p><p><br /></p><p>Keep studying the minting process. There are only certain things things that can occur during the minting process but there's an almost unlimited number of ways for a coin to be damaged after it leaves the mint. Just because it looks different doesn't mean it's an error.</p><p><br /></p><p>Regardless of what caused the damage, it is very easy to determine it's not a matte finish. Why? As others have said, the matte finish was made using specially prepared dies and planchets. If the mint didn't make any matte finished cents in 2013, where did they get the die to strike your coin? Pretty much a no brainer.</p><p><br /></p><p>Everybody would love to tell you that you found something good. The problem is, nothing you posted is an error. The more you keep doubling down on "but it looks like something" even if it was <u>impossible</u> to occur at the mint, the more you're going to alienate the people that are willing to take the time and help you learn. Remember, you're not asking the guy at the end of the bar, who had a friend that collected coins in Jr high school. You're getting answers from people who have decades of experience in numismatics. [USER=44615]@paddyman98[/USER] for example, has been collecting errors for over 35 years! But maybe you are the luckiest new collector and all of the responses are wrong. Just something to consider.[/QUOTE]</p><p><br /></p>
[QUOTE="Oldhoopster, post: 8070368, member: 84179"]Your coin has environmental damage. The copper plating is only 8 microns (0.0003 inches) thick. Once the surface is breached the underlying zinc can start to corrode (similar to rust bubbling up the paint on a scratched fender) Your coin looks like it was exposed to a weak acid or other environmental corrosive giving it that mushy, washed out appearance. It was not struck like that that, nor did it leave the mint in that condition. Keep studying the minting process. There are only certain things things that can occur during the minting process but there's an almost unlimited number of ways for a coin to be damaged after it leaves the mint. Just because it looks different doesn't mean it's an error. Regardless of what caused the damage, it is very easy to determine it's not a matte finish. Why? As others have said, the matte finish was made using specially prepared dies and planchets. If the mint didn't make any matte finished cents in 2013, where did they get the die to strike your coin? Pretty much a no brainer. Everybody would love to tell you that you found something good. The problem is, nothing you posted is an error. The more you keep doubling down on "but it looks like something" even if it was [U]impossible[/U] to occur at the mint, the more you're going to alienate the people that are willing to take the time and help you learn. Remember, you're not asking the guy at the end of the bar, who had a friend that collected coins in Jr high school. You're getting answers from people who have decades of experience in numismatics. [USER=44615]@paddyman98[/USER] for example, has been collecting errors for over 35 years! But maybe you are the luckiest new collector and all of the responses are wrong. Just something to consider.[/QUOTE]
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