1987 D Cent. What causes all these bumps ont he coin?

Discussion in 'Error Coins' started by Caliwiser, Oct 8, 2017.

  1. Caliwiser

    Caliwiser Member

    179142035152.jpg 1791420342161.jpg 1791420213430.jpg 179142056991.jpg 179142053283.jpg
     
    Caliwiser, Oct 8, 2017
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  3. steve.e

    steve.e Cherry picker

    These are called plating blisters. The underlying zinc is pretty unstable metal. Common occurrence. Not really any added value. I keep the more extreme examples. I think they are kinda cool
     
    steve.e, Oct 8, 2017
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  4. Youngcoin

    Youngcoin Everything Collector

    I'm not sure but AMAZING close up pictures how did you take them?
     
    Youngcoin, Oct 8, 2017
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  5. Caliwiser

    Caliwiser Member

    I have a Celestron Digital Microscope Pro. Cost about 80 bucks from target.
     
    Caliwiser, Oct 8, 2017
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  6. paddyman98

    paddyman98 I'm a professional expert in specializing! Supporter

    Cent Chicken Pox :chicken: .... kidding

    Yes to plating blisters
     
    paddyman98, Oct 8, 2017
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