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2. Mint-made errors - Wikipedia

   en.wikipedia.org/wiki/Mint-made_errors

   Mint-made errors occur when coins are made incorrectly at the mint, ... This did occur occasionally with United States (and before that American colonial) coinage in ...

3. US error coins - Wikipedia

   en.wikipedia.org/wiki/US_error_coins

   In order to mint any US coin a retaining collar is used to keep the coin in place while it is pressed between the dies. If the retaining collar breaks or is missing, the coin is struck so that the metal of the planchet is actually expanded outward producing a larger version of the coin with most of the details present.

4. Mutilated Coin Redemption Program - Wikipedia

   en.wikipedia.org/wiki/Mutilated_Coin_Redemption...

   The Mutilated Coin Redemption Program is a program of the United States Mint that allows holders of damaged United States coins to exchange them for usable money. Some clients redeem large quantities (tons) of coins that are recovered from scrapping , vehicle recycling , and car shredding operations overseas.

5. Die-deterioration doubling - Wikipedia

   en.wikipedia.org/wiki/Die-deterioration_doubling

   In modern presses, a die strikes approximately 120 coins a minute. This is a large number of coins produced in a short time, and obviously the die cannot last forever. However, the process of wearing the die is only hastened by the metals used in coins. Nickel, one of the main metals used in today’s coins, is quite hard and causes wear ...

6. 1893-S Morgan dollar - Wikipedia

   en.wikipedia.org/wiki/1893-S_Morgan_dollar

   It is thought that few survived in mint state because the majority of the coins were circulated. [2] The coins are struck using blanks which are ninety percent silver. [3] The 1893-S is known as the key date in the Morgan series. [4] In the book 100 Greatest U.S. Coins the authors have said the coin is the most valuable of any business strike ...

7. Why Costco is selling gold bars and silver coins

   www.aol.com/why-costco-selling-gold-bars...

   800-290-4726 more ways to reach us. Sign in. Mail. 24/7 Help. ... The company is selling 25-count tubes of 1 oz. Canada Maple Leaf Silver Coins online for $675. The front of the coins features a ...