Mint Error ID Videos

Mint Errors and varieties are classified by three divisions to help define when and how they occur. Listed below are the three divisions. Choose which you think applies to your error or variety coin by clicking the link or image, or use the search feature. Also it is very important to learn the coin minting process before looking for mint errors so check out our guide Coin Minting Process

Mint Error Coin Values – Images

Planchet Division

The Planchet Division errors happen when the alloy is being mixed and during and just after the creation of the planchet, but before the coin is struck by the working dies.

Rolled In Metal – Defective Planchet – Improper Alloy Mixture Plating Issue – Split Planchet – Lamination Clipped Planchet – Incomplete Clip – Blank (Type 1) Unstruck Blank (Type 2) – Incorrect Planchet – Off Metal Planchets

 

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Die Variety Division

The Die Division occurs during the creation of the die or during the use of the die as it breaks down and begins to break apart.

Doubled Die – Die Crack – Die Breaks (CUDs) Shattered Die – Die Gouge – Repunched Mint Mark (RPM) Omitted Mint Mark – Trail Dies – Worn Die Reengraved Die – Collar Die Break – Collar Die Clash Transitional Reverses (Wide AM) – Misplaced Date MPD – Die Chips (BIE Varieties) Muled Coin Designs – Motto Varieties – Missing Numbers, Letters

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Striking Division

The Striking Division is mint errors that occur during the strike and can sometimes be dramatic.

Struck Through – Capped Die – Struck Through Capped Die Multiple Strike – Bonded Multiple Strike – Brockage Strike Uniface Strike – Collar Die Clash – Broad Strike Edge Lettering – Die Clash – Counter Die Clash Misaligned Die (MAD) – Off Center Strike – Rotated Die Strike Doubling – Struck On Feeder Finger – Collar Die Break Uniface Strike – Dropped Letter – Die Adjustment

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Miscellaneous:

Waffled Coins

Strike Doubling

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Watch our mint error video