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Replies: 9 / Views: 1,503 |
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Valued Member
United States
65 Posts |
My 1953 proof Roosevelt dime originally came in a cellophane sleeve. I am not sure if the discoloration is from that or just natural contact with the environment. What is your opinion and do you think acetone would clean the brown marks? I tried the acetone (second obverse picture) and everyone was right who commented that it did not change the coin. I wish I could take a picture of the coin that reflects its beautiful shine and eye appeal. I did put the coin in an airtight capsule. Thanks everyone for your comments.  Before Acetone *** Moved by Staff to a more appropriate forum. ***After Acetone  Edited by Steven49 07/30/2020 8:11 pm
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Rest in Peace
United States
18456 Posts |
Acetone will not remove the brown spots . Do not use anything on it or you will ruin the coin . 
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Pillar of the Community
Canada
857 Posts |
I'd say leave it as is, well put it in an airtight capsule or something, it looks real nice.
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Bedrock of the Community
Australia
21786 Posts |
I say give it an acetone bath. Most probably won't achieve anything, but it won't do any harm, either.
It there is any organic substance on the coin that substance can react with the metal and stain it. The reason why an acetone bath won't help now is because if the organic substance has already been there for some time, it has already done it's worst, and has already stained the coin.
If anyone freshly fingerprints a proof coin with careless handling, it should be given an acetone bath immediately.
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Moderator
 United States
56855 Posts |
sel_69l, Are you sure it is safe to use on a proof coin? I think that is the OPs' question. John1 
Edited by John1 07/30/2020 04:39 am
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Rest in Peace
United States
4078 Posts |
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Pillar of the Community
 United States
5663 Posts |
Acetone would be perfectly safe, but highly unlikely to remove what looks like peripheral toning on the coin.
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Bedrock of the Community
United States
94367 Posts |
  to the CCF!
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Bedrock of the Community
United States
20753 Posts |
I'd say give it a try. Will not effect the coin itself.
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Pillar of the Community
United States
992 Posts |
The only way to remove the toning is a quick dip in something like JeweLuster or a similar product. I wouldn't try it on a proof coin though...
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Replies: 9 / Views: 1,503 |
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