Here Is A Complete List Of Over 1,000 Articles From Mint Error News


World's Greatest Mint Errors Published

An enjoyable resource packed full of some of the most dramatic, rare and extraordinary mint errors...

NGC Certifies & Encapsulates Unique Pair of Mercury Dime Dies

This is a recent discovery of a unique pair of 1935 Mercury Dime obverse and reverse dies from the Philadelphia Mint...

A Collection of San Francisco Mint Off-Metal Errors

I wanted to share this group of San Francisco Mint Off-Metal Errors with the readers of Mint Error News...

NGC Certifies Unique Great Britain Proof Gold Pattern

This unique gold pattern portrays a new portrait of Queen Victoria on the obverse...

Error Coins in 2019

2019 is here, and we have reasonably good expectations for the coin market this year...

NGC Certifies 2007-D Washington Quarter on Manganese Dollar Planchet

We believe it is highly likely (although impossible to know for certain) that the coin was struck on a 2007-D Washington dollar planchet...

NGC Attends 'First Strike' at Mint for Apollo 11 Coins

The coins will be released in January to celebrate the 50th anniversary of the moon landing...

NGC Certifies Unique Pair of Lincoln Medal Die Trials

These Lincoln medals are uniface since each die was tested separately on a lead planchet...

U.S. Nickel Overstruck by Chilean 10 Pesos Dies

This error likely occurred when the nickel was tossed into a bin containing 10 pesos planchets at the Santiago mint...

Canadian Mint Errors

Here are some Canadian mint error that I wanted to share with the readers of Mint Error News Magazine...

A Collection of Euro Errors

One of our readers from the Netherlands wanted to share his collection of Euro mint errors...

Prices Realized In The January 2019 FUN Heritage Auction

The following mint errors sold in the January 9-14, 2019 FUN US Coins Signature Auction...

Prices Realized In The January 2019 NYINC Heritage Auction

The following mint errors sold in the January 6-7, 2019 NYINC World Coins Signature Auction...

DISCOVERY COIN: Mule Die Clash

Mint Error News Magazine reports the discovery of the unique mule die clash discovery coin certified by PCGS...

NGC Certifies Unique Gold $1 1852 Judd #138 On A Cut-Down Gold Plated Seated 10¢

It is the only known U.S. pattern or coin that was gold plated (gilt) at the Mint and then overstruck...

Extremely Rare Buffalo Nickel on an Elliptical Planchet

There are only 2 known for the entire series from 1916 to 1938...

Unique Great Britain Proof Pattern Mule

This piece is the ONLY known certified example and the ONLY known piece as well...

Martha Washington 5¢ Discovery

A remarkable Martha Washington test coin, which although it was known to exist, none were privately owned until now...

NGC Certifies the King of Mint Errors

The first 1943 bronze cent to be discovered is now graded by NGC and was on display at the NGC booth at the ANA World's Fair of Money...

NGC Certifies Unique Argentina 8 Escudos Silver Die Trial

It is fascinating that this unique obverse silver die trial exists for the already excessively rare gold 8 Escudos...

NGC Certifies Unique "Mint Cancelled" Error Coin

This 2007-D Washington quarter was originally struck on a Sacagawea $1 planchet before being cancelled by the US Mint...

NGC Graders Discover "Light Finish" 2018-S Silver Reverse Proof Set Half Dollars

NGC will attribute this new variety by request through its VarietyPlus service...

"Two Tailed" Dual Date Double Denomination Mule

In this case a 2006 Chilean 5 Pesos reverse die was mis-matched with a 2006 Chilean 1 Peso reverse die...

Prices Realized In The August 2018 ANA Heritage Auction

The following mint errors sold in the August 14-19 2018 ANA US Coins Signature Auction...

PCGS Certifies Unique Canada Platinum Striking

This is the only known Canadian $100 platinum striking of any design or series...

PCGS Certifies 1875 20 Cent Die Trial

There are only 3 known die trials in the entire 20 Cent series...

Long Beach Expo June 2018

We have not had any coin shows now for a few months, and are looking forward to setting up at the Long Beach Expo...

NGC Certifies 2016 Silver Eagle with Very Rare Mint Error

The severity of the die clash is among the most dramatic ever seen on a US Mint bullion coin...

NGC Experts Identify Mint Error on 2014 5 oz Silver ATB Coins

The Great Smoky Mountains coins are missing a "P" mintmark that ought to accompany their matte finish...

Magnetic Screw Struck and Bonded onto Cent

I wanted to share this incredible mint error with the readers of Mint Error News...

Strike Clips

Among the different kinds of clipped coins is a rare type called a Strike Clip...

Prices Realized In The April 2018 Central States Heritage Auction

The following mint errors sold in the April 25-29, 2018 CSNS US Coins Signature Auction #1274...

Prices Realized In The June 2018 Long Beach Heritage Auction

The following mint errors sold in the June 14-17, 2018 Long Beach Expo US Coins Signature Auction #1276...

PCGS Certifies Unique Mated Pair of Proof Gold Die Caps

This is a unique mated pair of the only known reverse die caps for any Canadian gold coin...

Find Opportunities To Examine Mint Errors

Here are some ways you can get some "experience" without having to actually buy any coins...

NGC-certified Sacagawea Dollar / Washington Quarter Mule Sets a Record

In a Stack’s Bowers auction in March, the 17th known specimen realized $192,000...

FUN Show 2018... And The Year Ahead

The FUN coin show in Tampa FL, January 3-7th, 2018, was one of the best shows we've attended in years...

Legendary Off-Metal Error

Wartime demand for copper caused the U.S. Mint to change the composition of the Lincoln cent planchet in 1943...

A Collection of Russian Mint Errors

Mint error collector Alexander Filer from New Jersey wanted to share his incredible collection...

Argentina Striking Errors

Argentina provides us with two striking errors...

Prices Realized In The January 2018 FUN Heritage Auction

The following coins sold in the January 3-8, 2018 FUN US Coins Signature Auction #1271...

Prices Realized In The February 2018 Long Beach Heritage Auction

The following coins sold in the February 22-26, 2018 Long Beach Expo US Coins Signature Auction #1272...

Martha Washington Obverse Die

Used to strike half dollar experimental test pieces for U.S. Judd #2131...

Off Metals

An off-metal is defined as a coin which is struck on the planchet of a different denomination of coin...

NGC Grades Likely Unique French Gold Pattern

The 1848A Essai 5 Franc is the only known gold 5 Franc of the Ceres design...

Unique Chilean Numismatic Rarities

This is a spectacular collection of Chilean unique numismatic rarities...

Prices Realized In The September 2017 Long Beach Heritage Auction

The following coins sold in the September 7-10, 2017 Long Beach Expo US Coins Signature Auction...

NGC Certifies Mule Error on 2017 Canadian Timber Wolf Coin

A rare error on a large modern coin is identified by NGC and confirmed by the Royal Canadian Mint...

Pattern Overstrike Certified by NGC

Previously unreported and believed to be unique...

$20 Liberty Struck on a U.S. Large Cent Surfaces Again

The Unique 1851 US $20 struck on a U.S. Large Cent was displayed at the 2018 FUN show...

Mint Error News Special Section: An Incredible Collection of World Mint Errors

Jeff Ylitalo decided to share part of his fantastic world error collection...

Counterfeit Detection: Australia 1944 Florin Die Cap

The sharply defined reverse reveals this florin die cap to be counterfeit...

NGC Certifies Unique Proof Platinum Mint Error

With a mintage of only 5,000 it is remarkable that a major mint error was released...

Fascinating Canadian Gold Mint Errors

This is one of the most fascinating mint errors ever struck at the Royal Canadian Mint...

Famous 1943 Bronze Lincoln Cent Wrong Planchet Error Sells For $282,000

The 1943 bronze Lincoln cent is one of the most famous and sought-after error coins of all time...

Prices Realized In The August 2017 Denver ANA Heritage Auction

The following coins sold in the August 2 - 6, 2017 Denver ANA US Coins Signature Auction...

NGC Grades Rare Canadian Silver Maple Leaf Error

A wrong planchet error such as this is extraordinarily rare for a silver bullion coin due to the extensive scrutiny of these coins...

NGC Certifies 17 Experimental Glass Cents and Tokens

The patterns were struck during World War II by the Blue Ridge Glass Corporation...

NGC Certifies Mexico 60 Pesos Struck on U.S. $10 Liberty

This fascinating and dramatic numismatic rarity would be the centerpiece of a major world gold coin collection or a collection of U.S. $10 gold coins...

NGC Certifies Rare 1942 and 1943 Wrong-Planchet Cents

Two previously unknown 1943 "copper" cents and two other wrong-planchet errors were recently certified by NGC...

Error Coin Collecting Opportunities For 2017

The year is off to a good start in our opinion, with our sales being brisk, major auction results looking relatively strong, and overall good activity in the market...

Prices Realized in the June 2017 Long Beach Expo Heritage Auction

The following coins sold in the June 8 - 11, 2017 Long Beach Expo US Coins Signature Auction...

Prices Realized In The April 2017 Central States Heritage Auction

The following coins sold in the April 26 - 30, 2017 CSNS US Coins Signature Auction...

The Unique Roosevelt Dime Two-Tailed Mule

As an error type, mules are the rarest, with just 23 examples known...

Unique "Two Headed" Off-Metal

This is one of three known U.S. or World coins that were struck...

NGC Certifies Unique GOLD Belgium Franc Obverse Die Trial (1904 Design Overstruck on 1903 Design)

This is a unique, spectacular and dramatic Belgium Franc struck in GOLD...

A Visit With Fred Weinberg

It is always a pleasure to visit Fred Weinberg in his office to conduct business...

NGC Certifies Unique Cent

1982-D Small Date variety previously unknown in bronze...

The Baltimore Coin Show & the Coin Market

We’re finally catching up after a busy Baltimore coin show...

NGC Grades Rare Canadian Silver Maple Leaf Error

A unique Canadian Maple Leaf error is certified by NGC...

Grading and Honesty in Numismatics

This very short article is on coin grading and honesty among coin dealers and collectors...

Prices Realized In The February 2017 Long Beach Heritage Auction

The following coins sold in the February 2017 Long Beach Expo US Coins Signature Auction...

Prices Realized In The April 2017 Dallas Heritage Auction

The following coins sold in the April 2017 Dallas US Coins Signature Auction...

What Are Struck-Throughs?

Struck-throughs range from very small to large...

MINT ERRORS: Sales Prices for the Top 100

This is a list of the top 100 United States Mint Errors that have recently sold...

PCGS Certifies Unique TWO-HEADED Nickel

This is the only known U.S. regular issued coin of ANY denomination that was struck with two obverse dies...

Building an Error Type Set

The error type set collection is based on the minting process, with the ultimate goal of finding one of every type...

Struck Through Errors

Simply put, it is anything which is struck into the coin, but which was not "retained" in the strike...

Prices Realized In The January 2017 FUN Heritage Auction

The following coins sold in the 2017 January 4 - 9 FUN US Coins Signature Auction...

Doubled Dies vs. Machine Doubling

The distinction between genuine die doubling and mechanical doubling can be subtle...

NGC Certifies Unique 1943 Lincoln Cent 13-Piece Set Including an Experimental Antimony Test Piece

These were part of the metallurgical testing done by the Philadelphia Mint for an alternative to the pre-1943 bronze cent...

NGC and PCGS Certify Previously Unknown Experimental Blanks and Planchets

This is part of the U.S. Mint’s history and production of experimental coinage...

A Collection of State Quarters Struck on Elliptical Planchets

U.S. coins struck on elliptical planchets are scarce, making this an impressive collection...

NGC Certifies Pair of Unique 1880 Spain 50 Centimos Coins

These two strikings were most likely presented to King Alfonso XII, whose portrait appears on the obverse...

Unique "Two Tailed" Off-Metal

This is one of two known U.S. or World Coins in numismatic history that were struck by either two obverse or two reverse dies and struck on an off-metal planchet...

Prices Realized In The September 2016 Long Beach Expo Heritage Auction

The following coins sold in the 2016 September 7 - 11 Long Beach Expo US Coins Signature Auction...

Brockages on World Coins From The September 2016 Long Beach Expo Heritage Auction

The following coins sold in the 2016 September 8 - 13 Long Beach Expo World Coins & Ancient Coins Signature Auction...

NGC Certifies Pair of Rare, Historic French Mint Errors

Two mirror brockages were likely the very first (or only) coins struck with the reverse die cap...

PCGS Certifies TRANSITIONAL 1989-D Lincoln Cent Struck on a 3.1 Gram Copper Planchet (Pre-1983 Cent Planchet)

It encompasses not only the popularity of the 1983 copper transitional Lincoln Cents but also the excitement and mystique of being struck by the Denver Mint 6 years later...

NGC Certifies Unique Double Denomination

It is unique since it is a double denomination that is 4 years apart...

Baltimore Coin Show Report - July 2016

The Baltimore Whitman coin show was a decent show this July...

PCGS Certifies Unique Proof Canadian $15 Struck on a $50 Maple Leaf 1 oz. Gold Planchet

This is one of the rarest, most expensive and spectacular Canadian mint error coins known...

PCGS Certifies Walking Liberty Half Struck 50% Off-Center - Finest Known & Most Off-Center

This is the finest known and most off-center Walking Liberty Half...

Prices Realized In The June 2016 Long Beach Expo Heritage Auction

The following coins sold in the June 8 - 13, 2016 Long Beach Expo US Coins Signature Auction #1236...

Prices Realized in the August 2016 ANA Heritage Auction

The following coins sold in the 2016 August 10 - 15 ANA US Coins Signature Auction - Anaheim #1238...

From the Grading Room: 1964 Lincoln Cent Struck On a Coin of India

NGC Graders share an intriguing and visually dramatic error coin that was recently submitted for certification...

Unique Double Struck Peace Dollar

Major mint errors in the U.S. Peace Dollar series are very rare...

NGC Certifies Unique Pair of Proof Quarters Struck on a Silver Barber Quarter and a Silver Canadian Quarter

Proof coins are struck by technicians who hand feed the blanks into special presses...

NGC Certifies Colombia Pattern Oddity

NGC recently certified a 1918 10 Peso pattern struck over a US WWI-era pin...

Coin Show Report: Baltimore Whitman Expo April, 2016

This coin show held every Spring, is one of our regular shows which we attend every year...

PCGS Certifies Unique SPECIMEN Canada 1/2 oz Maple Leaf $20 Brass Uniface Die Trials

These are the only known Canadian $20 SPECIMEN brass die trials of any design or series...

Prices Realized In The 2016 Central States Heritage Auction

The following coins were in the 2016 April 27 - May 2 CSNS US Coins Signature Auction - Chicago #1234...

Error Coins This Summer of 2016

Error Coins in the Numismatic Market have been really heating up...

Highest Prices Realized for World Mint Errors in Heritage Auctions

The following coins sold in past Heritage Auctions...

NGC Certifies First Foreign Gold Pattern Ever Struck by United States

NGC graders have certified a rare 1855 Peruvian Gold Pattern 2 Peso struck at the Philadelphia Mint....


Here Is A Complete List Of Over 1,000 Articles From Mint Error News

Related Links


mikebyers.com
Mike Byers Inc is one of the largest numismatic corporations dealing in U.S. Gold, Patterns and rarities certified by PCGS and NGC.

uspatterns.com
An interesting web site featuring United States Patterns, Die Trials and Mint Errors.

Heritage Auctions
The World's #1 Numismatic Dealer & Auctioneer.

PCGS
One of the largest coin grading and authenticating services.

NGC
One of the largest coin grading and authenticating services.

ANACS
One of the largest coin grading and authenticating services. ANACS has been certifying mint errors for over thirteen years. They were the first major grading service to encapsulate mint errors.

CONECA
The Combined Organizations of Numismatic Error Collectors of America.

American Numismatic Association (ANA)
A nonprofit, educational organization chartered by Congress dedicated to the collection and study of coins, paper money, and related items. This is the largest coin organization in the world.

eBay Auctions (Mint Error Coins)
The largest auction site featuring mint errors.

Coin World Online
The largest numismatic newspaper in the industry. The latest news and discoveries on mint errors can be found here.

CoinFacts.com
The internet encyclopedia and price guide of United States coins. A great resource for information on mint errors.

CoinWeek
The premier portal for rare coin & currency web sites, numismatic news, coin resources, coin collecting supplies, and more.




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