If coins are rusty, you can always brushed them with Colgate.
I doubt you will ever see a coin that has gone rusty. Tarnished is perhaps, the word you mean. If you Google "Rusty Coins", you will see it has an alltogether different meaning.
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I doubt you will ever see a coin that has gone rusty. Tarnished is perhaps, the word you mean. If you Google "Rusty Coins", you will see it has an alltogether different meaning.