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Proof Penny 1990 No S Mintmark?

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aztekxbeast's Avatar
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 Posted 01/04/2022  12:24 am Show Profile   Bookmark this topic Add aztekxbeast to your friends list Get a Link to this Message Number of Subscribers

Proof-Penny--1990-No-S-Mintmark?

Need your expertise on this one I see the dark one, but I also seen you are not suppose (not recommended) to clean coins to see even better. Can any of you give insight on if these are P or S coins please? I just went through about 300 something coins and founds these and a 99 AM coin lol
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aztekxbeast's Avatar
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 Posted 01/04/2022  12:27 am  Show Profile   Bookmark this reply Add aztekxbeast to your friends list Get a Link to this Reply

Proof-Penny--1990-No-S-Mintmark?
Same coins reverse side
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merclover's Avatar
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 Posted 01/04/2022  01:58 am  Show Profile   Bookmark this reply Add merclover to your friends list Get a Link to this Reply
aztekxbeast, please start your own thread for your own coins (and please, only one coin per thread). With very rare exceptions, any coin without a mintmark are from Philadelphia. And never ever clean your coins!
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Spence's Avatar
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 Posted 01/04/2022  07:29 am  Show Profile   Bookmark this reply Add Spence to your friends list Get a Link to this Reply
@azt, as mentioned by @merc, best practice is to start a new thread for new coins rather than reanimating an old thread. I've split your pics into their own thread.
"If you climb a good tree, you get a push."
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Dearborn's Avatar
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 Posted 01/04/2022  07:53 am  Show Profile   Bookmark this reply Add Dearborn to your friends list Get a Link to this Reply
Hard to see these coins, (Far too dark) but one thing for sure, there are no proof coins pictured in the images provided.
In addition, Merclover pretty much covered what we expect to see when coins are presented for evaluation.
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chafemasterj's Avatar
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 Posted 01/04/2022  08:56 am  Show Profile   Bookmark this reply Add chafemasterj to your friends list Get a Link to this Reply
with the above.

And. . .

Welcome to the Forum! You've come to a phenomenal place to share and learn Explore and Enjoy!
Check out my counterstamped Lincoln Cent collection:
http://goccf.com/t/303507
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coop's Avatar
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 Posted 01/04/2022  11:49 am  Show Profile   Bookmark this reply Add coop to your friends list Get a Link to this Reply
There are 6,851,765,000 Billion cents that year without the missing mintmark. But all the Philadelphia cents except 2017 have no mintmark. They added the 'P' to the other denominations in 1980, but cents remained unchanged. Why just 2017-P?
Proof-Penny--1990-No-S-Mintmark?
It was a special event. But here is why your coin is not a collectable 1990 without and 'S' mintmark:
Proof-Penny--1990-No-S-Mintmark?
If is the San Francisco Proof cent from that mint missing the mintmark. You have common 1990 cent from Philadelphia. Cleaning will not change them, they will just turn them pink with salt and vinegar. Once they turn dark they are of little interest. So just spend them. Save the money you have spent on altering the surface of the coin, to increase its value, to just face value. It is the striking of the coin that is different on these proof coins. They are struck at least twice. Thus they coins look a lot nicer. The Business strikes are just doing there job, making change. This is why your coin is not one of the missing 'S' mint coins.

CoopHome: Why is 1990 cent missing the mintmark not valuable?

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aztekxbeast's Avatar
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 Posted 01/04/2022  2:36 pm  Show Profile   Bookmark this reply Add aztekxbeast to your friends list Get a Link to this Reply
Very good information thank you everyone. I saw something on the site that said if this doesn't relate to your topic start a new one so I assumed since this was the same topic to jump on it. #128517; Sorry and thanks!!

I do have stuff laying around to clean the coins but if it's just going to make it shiny and not worth anything even if it just happens to reveal the type of coin it could be because of the defacing value then oh well haha was worth a shot!
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merclover's Avatar
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 Posted 01/04/2022  3:53 pm  Show Profile   Bookmark this reply Add merclover to your friends list Get a Link to this Reply
Cleaning coins in any fashion destroys any possible numinastic value. It's just a good habit to just never clean your coins.
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