@Pickin and Grinin those don't look as extreme. The first is a bit more unusual but it look more plausible to be caused from the environment it...
Some of these come dark and others are blast white. Rainbows or brighter colors are scarce. I have casually looked for an ideal toned example but...
The patterns and variety of colors (quite different on each of the coins I can see) makes me think it was not the environment. I would expect a...
Very cool pair of cents!
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