The Top 15 Most Valuable Quarter Errors In Circulation 

15. 2008 Arizona Quarter (Die Break)

14. 2006-P Nevada Quarter (Striking Error)

13. 2006-P North Dakota Quarter (Steel Washer Strike)

12. 2006 Colorado Quarter (Cud Error)

11. 2005 Kansas Quarter Error

10. 2004-D Wisconsin Quarter (Extra Leaf)

9. 2002-P Indiana Quarter (Strike on the Planchet)

8. 2007-P Wyoming Quarter (Double Die Error)

7. 2000-P Sacagawea Dollar (Striking Error)

6. 2000-P Maryland Quarter (Wrong Strike)

5. 1999-P Susan B. Anthony Dollar (Wrong Strike)

4. 1999-P New Jersey Quarter (Wrong Strike)

3. 1999-P Connecticut Quarter (Rare and Wrong Strike)

2. 1999-P Delaware Quarter (Spitting Horse)

1. 2005-P Minnesota Quarter (Double Die Error)

14 Most Valuable Morgan Silver Dollar Worth Money