The alloy had a gold tint that was eventually used for the one-dollar Sacagawea ... by a third-party coin grading company. If you do end up with a rare 1999 Georgia quarter and want to sell ...

The next time you toss a quarter into a gumball machine down at the local grocery store, think about this: That piece of gum could be costing you a lot more. It all depends on which type of ...