Manufacturing errors might be annoying when it comes to most products, but they can be a massive moneymaker when it comes to collectible money. Errors increase the ...

A coin sitting in a jar or drawer could be worth thousands of dollars if it has a rare mistake from the U.S. Mint. Some 1999 state quarters from Georgia have sold for as much as $10,000 due to unusual ...

Got spare change lying around? You might want to check for a quarter from 1999 that could be sold for thousands at an auction. Minting errors make the coin extremely valuable because of its rarity and ...

Add Yahoo as a preferred source to see more of our stories on Google. Peter Gudella via Shutterstock Minting coins isn't exactly an exact science. Even though most ...