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2020 D Roosevelt Dime Improperly Annealed Planchet

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 Posted 02/02/2023  7:58 pm Show Profile   Bookmark this topic Add Jim0815 to your friends list Get a Link to this Message
Found this and it through me for a loop as it looks copper plated. I sent these pics to Mike Diamond and he told me improperly annealed planchet. Pretty cool 2020 D Roosevelt dime.





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 Posted 02/02/2023  8:17 pm  Show Profile   Bookmark this reply Add Jim0815 to your friends list Get a Link to this Reply
Mike Diamond after looking at the pics determined it was a genuine mint error. At first I thought it may have been a science project but to be sure it wasn't, Mr. Diamond was kind enough to give me the answer.
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 Posted 02/02/2023  8:25 pm  Show Profile   Bookmark this reply Add Willburton to your friends list Get a Link to this Reply
Awesome! These are a very under appreciated mint error imo! That one is a $20 bill imo.

And you did not need Mike to tell you what this was. Nice find!
Edited by Willburton
02/02/2023 8:26 pm
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 Posted 02/02/2023  8:28 pm  Show Profile   Bookmark this reply Add Jim0815 to your friends list Get a Link to this Reply
Thanks,Will!
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 Posted 02/02/2023  8:42 pm  Show Profile   Bookmark this reply Add Spence to your friends list Get a Link to this Reply
That is very good @jim. Improperly annealing is one error that I struggle with to identify.
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 Posted 02/02/2023  8:53 pm  Show Profile   Bookmark this reply Add Jim0815 to your friends list Get a Link to this Reply
To see copper covering all of the outside of the coin made me think it had been plated. I'm glad I was wrong.
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 Posted 02/02/2023  9:37 pm  Show Profile   Bookmark this reply Add Coinfrog to your friends list Get a Link to this Reply
Boy that's for sure.
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 Posted 02/02/2023  10:05 pm  Show Profile   Bookmark this reply Add silviosi to your friends list Get a Link to this Reply
@
Quote:
Jim0815


Can you show here what Mike wrote? Please!. I come late on this topic.

I ask you because from 2018 is no more annealing on the Mint.
Edited by silviosi
02/02/2023 10:07 pm
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 Posted 02/02/2023  10:44 pm  Show Profile   Bookmark this reply Add datadragon to your friends list Get a Link to this Reply
This is what Mike and co put on their error-ref site about improper annealing that may help to understand, but yes error identification is something thats always an ongoing learning process that takes time and a very long time to master https://www.error-ref.com/improper-annealing/ Apparently I need to be yodas species to understand it all in 900 years


Quote:
I ask you because from 2018 is no more annealing on the Mint.

@Silviosi, its still listed here currently on the mint website as part of the production process. Is this article out of date to current methods? Its Dated July 6, 2022 last updated. https://www.usmint.gov/learn/produc...n-production

Edited by datadragon
02/03/2023 08:32 am
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 Posted 02/02/2023  11:41 pm  Show Profile   Bookmark this reply Add silviosi to your friends list Get a Link to this Reply
Data, it still on Web, Yes I know. No deny this.

PM me and I will send you the Mint reports you to read.. I do not say this coin is not annealing default, could be from supplier also. Data, if you read the reports you will see that the Mint receive the blanks ready for Mill and strike in the case of the cents. Before 2000 a cent production was 0.78 cent, to day it is 1.21 cent, so they will cut on the provider. This go from 3 years. They look also to replace the zinc which now cost much more then the non magnetic steal.

For the other coins same, the blanks are received ready for Mill and strike.

The difference it is PROOF and Medals, also bullion.
Edited by silviosi
02/02/2023 11:44 pm
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 Posted 02/02/2023  11:57 pm  Show Profile   Bookmark this reply Add datadragon to your friends list Get a Link to this Reply
Ok that is interesting info. The mint link I just posted mentions that For pennies, numismatic coins, and bullion coins, the Mint buys blanks instead of making them but then The blanks are transported to the annealing furnace for the next stage of the process so the mint on their site is saying they do buy blanks but then would anneal them still next if that is correct. If it is done elsewhere by a supplier for that stage it still is annealed I would imagine as part of the process they mention it goes through.

"They look also to replace the zinc which now cost much more then the non magnetic steal" - Yes see my post here as I looked into that actually in December in another thread http://goccf.com/t/436352&whichpage=2#3753548
Edited by datadragon
02/03/2023 12:00 am
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 Posted 02/03/2023  02:31 am  Show Profile   Bookmark this reply Add silviosi to your friends list Get a Link to this Reply
Yes DATA you are right. They do not made. except some coins the annealing. I agree that defaults annealing could happened any time to the distributors as could happened at Mint facility. Difference NO.
When the Mint receive the blanks are already annealed.. Why? simply, today the annealing is far back. They cut the blanc with laser what eliminate the annealing. Report of the 2008 of the Mint.

Now, even it is a high technology, this do not mean will be perfect and errors and defaults will not be on the road, This technologies will eliminate many errors or defaults but it is far to be perfect.

For us in collecting is most, to understand the new processes and to see what it is. I know some attributions or points of view will change, but we do not have to many choice. We will find errors and varieties but will be according by the new technology.

For this reason I say all the time we have to analyze each coin according by the period was strike and not by a pre-acquired knowledge.
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 Posted 02/03/2023  04:32 am  Show Profile   Bookmark this reply Add John1 to your friends list Get a Link to this Reply
Jim0815,
You might want to ask Mike to read this thread. Also,would weighing the dime with a scale that reads down to 0.001 grams help any?
John1
( I'm no pro, it's just my humble opinion )
Searched 6.5 +/- Million Cents Since 1971
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