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Replies: 11 / Views: 609 |
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Valued Member
United States
184 Posts |
I will be receiving this 1786 23-P coin soon. I have fallen in love with its surface below the verdigris + some other stains. I hope to carefully remove the verdigris + stains to show to beautiful light brown original surface. What do you think the black stains are? Any tips on removing them? I think it's worth the risk to let this coin "shine". It has some noticeable scratches near the date, which I hope are just scratches in the stain and not the coin's surface. And has two long thin vertical scratches unfortunately on the horse.   Edited by NJcoppers 03/20/2024 9:23 pm
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Bedrock of the Community
United States
94367 Posts |
Keep us up to date on your progress!
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Pillar of the Community
United States
3848 Posts |
The black stain is corrosion that can be found on both copper and silver coins. I believe it has deep roots so removing it may be extremely difficult. Never seen anyone try, but I wouldn't recommend attempting on a nice coin.
Suffering from bust half fever. Want to learn how to attribute early half dollars by die variety? Click Here: http://goccf.com/t/434955Shoot me a PM if you are looking to sell bust halves.
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Moderator
 United States
56855 Posts |
You may want to PM BadThad before you do anything to the coin. John1 
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Pillar of the Community
United States
959 Posts |
Looks like somebody took a shot at removing the black material on the reverse under the LU without much success.
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Bedrock of the Community
United States
10038 Posts |
Quote: You may want to PM BadThad before you do anything to the coin. John1 I second that.
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Pillar of the Community
 United States
5785 Posts |
The color variance between the obv and rev make me think some conservation already occurred on the obv.
Words of encouragement are one of the major food groups. We need to consume them regularly to thrive and grow.
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Bedrock of the Community
United States
36839 Posts |
I think it's a great coin even with the ED. I doubt any cleaning will ever make it other than a "details" grade coin. Enjoy it for what it is, a piece of history.
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Bedrock of the Community
United States
12057 Posts |
I'm with IGE on this lovely NJ.
As long as it doesn't have active "green rot" I'd leave it alone. Obverse has some greenish areas that may be previous PVC damage that's been treated.
You won't ever get the black areas off. I don't think NCS could, either.
Member ANA - EAC - TNA - SSDC - CCT #890 "Most of the things worth doing in the world had been declared impossible before they were done." -- Louis D. Brandeis
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Bedrock of the Community
United States
94367 Posts |
The more I look at it, the more I agree.
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Bedrock of the Community
 United States
18687 Posts |
i agree with above comments that a cleaning was attempted on this coin. I don't think there is anything that can further enhance the coin without damaging it
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Valued Member
 United States
184 Posts |
Thank you all for the inputs. Seems unanimous.
Because of the scratches, I figured it can only be a details grade, but since the surface looks smooth and not pitted as often they are, I hoped this would look much nicer with the light brown/beige patina.
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Replies: 11 / Views: 609 |
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