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RE: The Silver Penny Project: SLVP on the RISE! Great STEEM shelter!
Well, you have to remember that U.S. silver quarters are not pure silver, they're 90% silver and 10% copper.
Well, you have to remember that U.S. silver quarters are not pure silver, they're 90% silver and 10% copper.
Yes, each quarter is 0.1808 troy oz pure silver (90%) with the balance (10%) copper.