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All Forums Category: US Coins and Currency Forums Forum: US Modern Variety and Error Coins

Whats The Cause Of These Dots That On This L1993 Lincoln Cent

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Author Previous TopicReplies: 6 / Views: 776Next Topic  
Schism
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United States
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 Posted 08/16/2022  12:53 am Show Profile   Bookmark this topic Add Schism to your friends list Get a Link to this Message Number of Subscribers
What caused this dotting on this 1993 Lincoln Memorial cent.
Whats-The-Cause-Of-These-Dots-That-On-This-L1993-Lincoln-Cent
lcutler
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United States
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 Posted 08/16/2022  04:49 am  Show Profile   Bookmark this reply Add lcutler to your friends list Get a Link to this Reply
Those are just zinc blisters. The plating has bubbled, and the zinc is beginning to corrode.
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John1
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56855 Posts
 Posted 08/16/2022  04:49 am  Show Profile   Bookmark this reply Add John1 to your friends list Get a Link to this Reply
It is plating debris.
John1
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Coinfrog
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 Posted 08/16/2022  08:57 am  Show Profile   Bookmark this reply Add Coinfrog to your friends list Get a Link to this Reply




to the CCF!
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coop
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 Posted 08/16/2022  12:04 pm  Show Profile   Bookmark this reply Add coop to your friends list Get a Link to this Reply
When the plating is split, oxygen reacts with the zinc and rot sets in:
Whats-The-Cause-Of-These-Dots-That-On-This-L1993-Lincoln-Cent
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Kopper Ken
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 Posted 08/16/2022  5:25 pm  Show Profile   Bookmark this reply Add Kopper Ken to your friends list Get a Link to this Reply
Zinc Zits (ZZ).

KK
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Schism
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 Posted 08/16/2022  6:10 pm  Show Profile   Bookmark this reply Add Schism to your friends list Get a Link to this Reply
Thanks again to all who replied. I'm new to coin collecting and I've learned quite a bit thus far. Thanks again.
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All Forums Category: US Coins and Currency Forums Forum: US Modern Variety and Error Coins



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