1978 dime

Draped Bust, Capped bust, Seated Liberty, Barber, Mercury, Roosevelt

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Renaescoins
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1978 dime

#1 Unread post by Renaescoins »

Does anyone know what causes the black spots on this dime?
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mhonzell
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Re: 1978 dime

#2 Unread post by mhonzell »

Corrosion due to contaminants on surface.

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Daniel
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Re: 1978 dime

#3 Unread post by Daniel »

Environmental damage.

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Paul
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Re: 1978 dime

#4 Unread post by Paul »

Daniel wrote: Wed Apr 17, 2019 6:16 am Environmental damage.
:agree:
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Renaescoins
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Re: 1978 dime

#5 Unread post by Renaescoins »

Thank you all :)

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