MINT ERRORS
Everybody makes mistakes and the United States Mints are no exception. The odds of producing billions of coins each year with no errors is simply too great.
Mint Error Coins - A Miniscule Number!
The U.S. Mint produced more than 15 billion coins last year, and is expected to produce at least as many coins again this year.
Mint Error Coins
In any manufacturing process there are bound to be mistakes made. Both human and mechanical errors occur on an irregular basis, resulting in defective products.
Another very dramatic mint error is a coin struck on a previously struck coin. An example of this type would be a cent struck on a previously struck dime. Here, we will see elements of each design on the struck coin.
mint error: a coin that was improperly struck at the mint. See: Error.
mint set: a specially packaged set of Uncirculated coins produced and sold by the U.S. Mint.
mint error See also error.
mint mark Variation of mintmark
mint set A set of Uncirculated coins from a particular year comprising coins from each Mint.
mint error
See “error coins in coin collecting'
mint mark ...
Mint Error - coins with major mint errors as a result of human or mechanical error during manufacturing.
Mintmark - a small letter appearing on a coin to denote its city of manufacture ...
Mint Error
Defective coin produced by a mint.
Mint Luster
Shiny "frost" on the surface of an uncirculated or mint coin.
MINT ERROR
A misstruck or defective coin produced by a mint.
MINT LUSTRE ...
Mint errors are an area neglected by many collectors of Ancient coins. Since most ancient coins were imperfectly centered or slightly faulty in some manner, to be a collectable oddity a coin must be truly strange.
Mint error
Also see: Error
Mint set
A group of Uncirculated coins from a particular year, usually comprising coins from each Mint.
Mint errors specific to Lincoln cents
Through mint errors, a number of rare and valuable Lincoln Cents have been produced.
Mint Error
A coin minted with a defect of some kind (wrong metal, off-centered, etc.) that escaped quality control and mistakenly released to the public. Also known as an Error Coin.
Mint Luster ...
A mint error has recently been discovered on the new Washington Presidential $1 Coins. These coins inadvertently left the United States Mint without edge-lettering on them.
A mint error where a sharp incused image has been left on the next coin fed into the chamber.
bronze
An alloy of mostly copper, with some tin and zinc.
U.S. Mint error coin dealer Michael S. Byers of Byers Numismatic Corp., discovered and sold the first reported 2000-P Sacagawea dollar struck on a clad Anthony dollar planchet.
Upset
A mint error which occurs when a coin has been struck with rotated dies. The difference in angle between an upset coin and a "normal" one is measured in degrees. An angle of less than 15 degrees is not considered to be a major mint error.
This is a rare Mint error where the obverse die is of one coin and the reverse die is of another coin.
In the study of mint errors and varieties, identification numbers are even more abundant than with the regular segment of the hobby. These numbers are simply easy methods of identifying various varieties.
A brockage is a Mint error, an early capped die impression where a sharp incused image has been left on the next coin fed into the coining chamber. Most brockages are partial; full brockages are rare and the most desirable form of the error.
The first site is Mint Error News, and the second is Mike Byers, a dealer in error coins.
(via collectors forum)
U.S. Mint Confiscates Rare Coins ...
mint error An error made by the mint that produced the coin. mint mark Variation of mintmark mint set A set of Uncirculated coins from a particular year comprising coins from each Mint.
clash marks (mint errors) Where the dies have hit each other and then transfer these marks to the coins. cleaned coins Coin that have been dipped in acids or abrasively cleaned with an eraser or silver cleaners.
Or mint errors? Chances are good that you can find a dandy book on these and other areas of interest.
A die break -- no matter how large -- that does not involve the edge of the die is not a cud -- it is simply a die break which may be defined as a Small Die Break or Large Die Break (see Alan Herbert's Official Price Guide To Mint Errors for an ...
Finally it is worth mentioning some terms which describe the alteration of a coin's appearance after striking, or simply mint errors. A brockage is an early form of mint error which results from the use of a previously-struck coin as a die.
Dealers and collectors of mint errors classify each piece under one of three headings: Planchet, Die or Strike. This handy "P-D-S" system is easy to remember, and it can account for just about any type of error one encounters.
The 1937-D 3-leg Buffalo or Indian Head nickel is a well-known Mint error that has the right front leg missing. The 1937-D three leg has fascinated collectors and the public alike.
Go to a supplement listing very rare but attested types that are possibly mint errors or recording errors.
Go to: Emperor list (chronological), (alphabetical).
A 'regular' submission allows you to submit any coin worth less than US$3,000 as long as it is not a mint error or special issue.
If you find a coin that has two heads or tails, you may first think that you have discovered an valuable mint error. They may appear to have two heads or two tails, but most of these coins aren't made that way at the Mint.
FIDO - Old numismatic term for a mint error. Specifically, it is an acronym for Freaks, Imperfections, Defects & Oddities.
Field - The area of a coin in between the devices and/or lettering. The flat, open areas.
I will cover each area. one at a time. All mint errors and varieties can be
directly attributed to one of these three areas of the minting process and can
aid in determining the authenticity of their existence.
Mule Error
This is a rare Mint error where the obverse die is of one coin and the reverse die is of another coin.
Reeded Edge
Help Page ...
A typical obverse legend would read DN FL CL IULIANUS PF AUG, but our spepcimen actually and clearly reads DN CL CL IULIANUS PF AUG, which we presume was a mint error.
Then there are books available on individual series (the Lincoln Cent), types (ancient coins, mint errors, gold coins, tokens and medals etc.) There are books on grading coins which is important to determine value.
The Society for Die Doubling Collectors of America- A good club page. If you want to know about mint errors, it's a good place to check. The Java version of their pages is a bit busy.
" Although a scarce coin, should you have one, it is easily detected when looking closely. A popular mint error with collectors and for you a possible valuable find. Compare your coins to the close-up image below.
operated by Fred Weinberg in Beverly Hills, California, has handled many fine patterns over the years (mint errors are another specialty), and no doubt this piece was much appreciated as it passed through the firm's hands.
There were also mint errors - factory "goof-ups" by the mint. A fun one to look for is the rotated reverses; to see a good explanation of what to look for on these coins, see our explanation about the "States quarters" being upside down.
The most significant of these are the Small Motto and Large Motto varieties of 1864. The Small Motto is rarer and more valuable. Doubled dies, die cracks and other mint errors are often encountered in this series.
design. Centered, mostly cleaned with orichalcum tone, some dark patina still in brockage on rev., brockage very clear including much legend, a nice example of a mint error, about Very Fine....$95 Photo ...
 See also: Mint, Coin, Struck, Collector, Dollar
  
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