This misprinted 2000-P Sacagawea coin is commonly referred to as a “mule” because of the mismatching of an obverse die and ...

Here are the five most valuable versions: 2000-P Sacagawea Dollar and statehood quarter mule ($144,000): In coin terminology, a “mule” refers to two different designs on a single piece.

The talk about a potential 25th anniversary Sacagawea gold dollar coin allowed for reviving the discussion of certain ...