Grand Canyon 2010-D Quarter DDR?

Discussion in 'Error Coins' started by amnight, Dec 3, 2012.

  1. amnight

    amnight Active Member

    Found this today and wanted to know if it is a DDR?:scratch: Thanks.
     

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  3. Shoewrecky

    Shoewrecky Coin Hoarder

    looks like MD (flat, shelf like) vs. a DDO/R
     
  4. amnight

    amnight Active Member

    I know that the date looks to be MD, but what about the rest of the letters on the reverse? I don't want to sound standoffish but I would like to know about the other letters too.:) Please don't take any offense to this.
     
  5. non_cents

    non_cents Well-Known Member

  6. amnight

    amnight Active Member

    Googled it and read that it is due to die deterioration. Thank you!
     
  7. lonegunlawyer

    lonegunlawyer Numismatist Esq.

    Die deterioration leads to MD.
     
  8. non_cents

    non_cents Well-Known Member

    Could you cite your source for this? I have not heard that before.
     
  9. lonegunlawyer

    lonegunlawyer Numismatist Esq.

    Oh, you would call me on the carpet and make me search. I think it is Wexler's, but I will double check.
     
  10. lonegunlawyer

    lonegunlawyer Numismatist Esq.

    I apologize. I gave out wrong info. Die deterioration does not lead to MD (I suppose there may be exceptions). However, as a general rule, MD and DD are different.

    Thanks Simon for bringing that to my attention in a very diplomatic way. :)
     
  11. non_cents

    non_cents Well-Known Member

    No problem Dave. I just hadn't heard it before, and was curious if it was true or not. It's all a learning experience.:)
     
  12. COINnoisseur

    COINnoisseur Professional Amateur

    So then what does cause MD? I know I can look it up but I think a better explanation comes from hearing ones interpretation.
     
  13. lonegunlawyer

    lonegunlawyer Numismatist Esq.

    MD occurs when the dies become loose and you have this kind of bounce that occurs upon strike. To remedy thi, the mint people just tighten the dies and things are back to normal again.
     
  14. non_cents

    non_cents Well-Known Member

    Pretty much what lonegunlawyer said. The difference between typical MD and the MD found on this coin is that on a normal die, the design is incuse so that the elements are raised when the coin is struck. However, if you want to make incuse elements on a coin, such as the words on this one, the elements on the die must be raised. Therefore, if the die bounces again, it would produce a second close set of incuse elements that mimmic what one would find on a doubled die.
     
  15. amnight

    amnight Active Member

    Are there a lot of these on the newer quarters because I have found about 7 in 4 rolls?
     
  16. lonegunlawyer

    lonegunlawyer Numismatist Esq.

    If the dies become loose and strike a few thousand coins before it is noticed, it is likely many of those coins will end up in the same bags and rolls because they were struck at the same time.
     
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