MINTERROR NEWS.COMTM
Bringing the latest mint error news to the collector. Also featuring Die Trials, Patterns, Test Pieces, Numismatic Rarities, Currency Errors and Discoveries from the U.S. Mint.
news  •  features  •  discoveries
aboutcontactresourceshome
(click to view)
Discoveries
blank

Click Here For A Complete List Of Over 1,300 Articles From Mint Error News

Discoveries Headline

Discoveries Headline

Martha Washington Reverse Die Used To Strike 1 Cent Experimental Test Pieces For U.S. Judd #2180

Unique Charles A. Lindbergh 14-Inch Obverse Bronze Galvano For The 1928 Congressional Gold Medal by Laura Gardin Fraser

It appears that this is the only Laura Gardin Fraser galvano in private hands...

Charles A. Lindbergh 14-Inch Plaster Of The Reverse Design For The 1928 Congressional Gold Medal by Laura Gardin Fraser

This features Laura Fraser's dramatic representation of an iconic flying eagle on the reverse of the medal...

Unique 15-Inch Oklahoma Run Plaster by Laura Gardin Fraser for the 1957 Oklahoma Semi-Centennial Medal

This unique Oklahoma Run plaster is absolutely amazing...

Oregon Trail Memorial Half Dollar Plaster by Laura Gardin Fraser

It is one of two known and is in superb original condition...

1971-S Proof Silver Eisenhower Dollar Double Struck Both Strikes Off-Center

It is hard to imagine a proof off-center and double struck Eisenhower Dollar that is more dramatic...

Unique Proof Bicentennial Ike Dollar Double Struck, 2nd Strike Off-Center

This proof Bicentennial Dollar major mint error is unique in many ways and has no equals...

Unique Liberia Gold Pattern

This is a unique Liberia gold $5 pattern featuring James Monroe from their Presidential Series...

Unique Proof Kennedy Half Struck on Silver Dollar Planchet

This proof Kennedy Half major mint error is unique in many ways and has no equals...

Unique GOLD Buffalo Certified by NGC AU 53

As amazing as it sounds, this is a 1913 Buffalo Nickel struck on a U.S. $5 Gold planchet...

1973-S Proof Eisenhower Dollar Unique Mated Pair

This unique Proof Eisenhower Dollar mated pair is the first known of this type of error...

UNIQUE GOLD QUARTER

This U.S. GOLD QUARTER is far and beyond the most incredible modern U.S. mint error ever to be discovered...

Unique Shield Nickel Multi-Denomination Mated Pair Error Discovered

Long time error specialist Greg Bennick has discovered a multi-denomination mated pair of uncirculated 1867 Shield Nickels...

New Discovery: Unique Proof 1973-S Kennedy Half Dollar Die Piece and Die Break Error Mated Pair

This unique mated pair is a new discovery and fresh to the market from an old time collection...

New Off-Metal Discovery: 2018-P Roosevelt Dime on Steel Planchet

This is a fascinating new discovery. U.S. Roosevelt Dime off-metals are very rare...

Modern Jefferson Nickel On Bowtie Scrap

This discovery piece is the only known bowtie clip on a modern Jefferson Nickel struck between 2006-2022...

Unique Proof 1973-S Eisenhower Dollar Broadstruck on Bronze Planchet

This is a unique and amazing 1973-S Proof Eisenhower Dollar struck on a bronze planchet...

GreatCollections Reveals Discovery of 2021 - $10 Type 2 Gold Eagles with "W" Mint Mark

These discovery coins show how full of surprises our industry can be...

Mated Pair of 1974-S Lincoln Cents Struck by 2 U.S. Cent Obverse Dies

It stands alone in a class by itself in terms of rarity and fascination and combines an incredible...

Second Martha Washington Half Dollar Obverse Die Discovered

A collector and reader of Mint Error News just purchased the second known Martha Washington Obverse Die from Mike Byers Inc...

PCGS Certifies Proof 40% Silver Kennedy Half Dollar Elliptical Strike Clip With Brockage Reverse

It is also considered struck scrap but it is actually an elliptical strike clip...

PCGS Certifies Unique Pair of Proof Ike Dollars Struck on the End of the Planchet Strip

This unique discovery is the only known pair of proof Ike dollars that were struck on the end of the planchet strip...

NGC Certifies First Known Sacagawea-Presidential Dollar Mule

The intriguing discovery coin combines an obverse and reverse from two different dollar series...

Extremely Rare German 5 Mark Overdate

The most likely scenario is that the Mint used a leftover 1931 dated 5 Mark Oak Tree die...

Unique German Third Reich Matte Proof Set in Silver

It is amazing that this set survived World War II and was preserved for 8 decades...

NGC Certifies Amazing & Unique Proof Ike Dollar Mated Pair With Two Different Off-Metals

This amazing unique discovery is the only known off-metal mated pair on any U.S. proof coinage that combines two different off-metals...

U.S. Proof Quarter Overstruck on Canadian George V Quarter

This unique 1970-S Proof Quarter from the United States was overstruck on a Canadian Quarter that circulated during the reign of King George V from 1911-1936...

Proof 1977-S Nickel Overstruck on 1977-S Dime Double Denomination with Two Dates

This is the only double denomination of the four known showing two dates...

Unique Proof Kennedy Half Dollar Double Denomination

This newly discovered and certified Proof Kennedy Half Dollar on a struck Washington Quarter is the only known...

Unique Proof Double Denomination Bicentennial 1976-S Quarter Double Struck on a Struck Dime

This is the only known proof Bicentennial Quarter double struck over a struck Dime...

Set of 4 Weakly Struck American Eagles

Coins that are weakly struck occur when a coin is struck from the press with very little pressure...

Unique Pattern 25¢ Major Mint Error

Major Mint Errors on Proof U.S. coins are rare...

NGC Certifies Unique 1952 Great Britain Penny

The only penny struck by the Royal Mint in 1952 is a numismatic unicorn...

Unique 1974-S Aluminum Cent

The Only 1974 Aluminum Cent that can be Privately Owned...

Unique Bavarian Medal Gold Off-Metal Strike with Mint Engraving

The reverse includes six lines of hand engraving from the Bavarian Mint...

Unique Spanish 100 Reales Die Trials Struck in Gilt Copper

This is a unique and spectacular set of obverse and reverse die trials for Spain's 1856 Proof Gold 100 Reales...

NGC Certifies Unique Great Britain Lead Die Trial

This is the only known 1911 Great Britain 1/2 Sovereign Die Trial...

Unique Dual Mint Mark Discovery Proof Bicentennial Quarter on Cent Double Denomination

This is the only known proof U.S. coin that shows two mint marks from two different U.S. Mints...

1973-S Proof Clad Ike Dollar Double Struck On A 50¢ Planchet

This is one of the most spectacular Proof Ike Dollar Mint Errors...

Unique China One Ounce Gold Panda Partial Collar

This is the only known major striking error on the one ounce gold Panda coin...

Proof 1976-S Jefferson Nickel Obverse Cud (Die Break) Just Discovered

A few extremely rare Proof 1976-S (Bicentennial Year) Jefferson Nickel Cuds were just discovered...

Double Struck Broadstruck 1973-S Proof Clad Ike Dollar

This is an amazing double struck and broadstruck PROOF Ike Dollar...

Unique Proof Double Denomination Dual Date Bicentennial 1976-S Quarter on a Struck 1967 Dime

This is the only known proof Bicentennial Quarter struck over a Roosevelt Dime...

Unique 1969-S Proof Dime Mated Pair

This is one of the most dramatic, fascinating and intriguing proof errors ever discovered...

Dual Country Double Denomination Panama 1c Double Struck on U.S. Lincoln Cent

The coin rotated 90 degrees with a beautiful second strike that is 30% off-center...

1973-S Proof Clad Ike Dollar Double Struck On A 50¢ Planchet

This is one of the most spectacular Proof Ike Dollar Mint Errors of all time...

PCGS Certifies Unique Standard Silver Pattern

This discovery coin was struck without Barber's initial on the ribbon...

NGC Certifies Unique Great Britain Crown Young Head Silver Die Trial

NGC recently authenticated and certified this unique Great Britain Silver Crown Die Trial Piedfort Pattern...

Great Britain Britannia Proof Gold Mule

There are only 3 known authenticated and certified obverse mules on the Britannia Proof Gold Coin Series from Great Britain...

NGC Certifies Unique U.S. 25¢ Feeder Finger From The Denver Mint Grabener Press

This is the only known full-size feeder finger for any U.S. denomination that has not been struck by coin dies...

NGC Certifies Unique Two-Tailed Off-Metal 10 Cent Euro

The only known 10 Cent Euro struck with two reverse dies and is off-metal on a chrome plated iron planchet...

PCGS Certifies Two-Headed Off-Metal Russia 50 Roubles

Should Be Struck in Gold and in Proof...

NGC Certifies Unique Mint Canceled Martha Washington Quarter Test Strike

Newly redesigned Martha Washington dies were used to strike test pieces at the United States Mint in 2011 and 2012...

NGC Certifies Unique Great Britain Lead Die Trial

This unique die trial has a thickness of 5.69mm and was encapsulated in an NGC holder that is twice as thick...

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...

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...

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...

PCGS Certifies Unique Canada Platinum Striking

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

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...

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...

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...

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...

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...

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...

NGC Certifies Unique Cent

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

NGC Grades Rare Canadian Silver Maple Leaf Error

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

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...

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...

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...

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...

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...

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...

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...

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....

PCGS Certifies Unique 1990-D Lincoln Cent TRANSITIONAL Struck on a 3.1 gram Copper Planchet (Pre-1983 Cent Planchet)

Unbelievably, here is an authenticated, certified and graded unique transitional Lincoln Cent struck in 1990...

(16) Proof 40% Silver Ike Dollar Planchets Including PCGS Discovery Coin Discovery Group of 15 NGC Certified Blanks From The San Francisco Hoard

For four decades, there was just one unique Proof 40% Silver Ike Dollar blank known to the numismatic community...

(12) Proof Clad Ike Dollar Planchets Including 2 NGC Discovery Coins Discovery Group of 10 NGC Certified Blanks From The San Francisco Hoard

For years, there were just two Proof Clad Ike Dollar blanks known to the numismatic community...

PCGS Certifies Unique Proof $100 Canada National Parks Commemorative Gold Coin Reverse Die Cap & Brockage Obverse

This Canadian Gold $100 Reverse Die Cap is the only known obverse or reverse die cap for any Canadian gold coin...

NGC Certifies Proof Canadian $15 STRUCK IN GOLD (should be struck in silver)

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

NGC Certifies 1976-S 5C Obv Impression Struck Into Center of $1 Planchet (Proof Nickel/Dime Mule)

This unique striking is a proof mule, struck by the San Francisco Mint on a proof Ike Dollar planchet...

NGC Certifies Newly Discovered Platinum Eagle Variety

A 2007 W platinum $100 piece in proof with an obvious die-polishing error has been found...

Another Platinum Eagle Frosting Error Surfaces

The word FREEDOM is frosted instead of brilliantly polished...

PCGS Certifies Washington Dollar Struck on 5¢ Planchet

There are only two known off-metals in the Presidential Dollar series...

New Mint Error Type Discovered

This is a unique discovery and first reported in Mint Error News...

NGC Certifies A Peace Dollar Double Struck With 2nd Strike 80% Off-Center

Double Struck Peace Dollars are extremely rare and are highly coveted by mint error collectors and dealers...

Double Struck 1884-CC Silver Dollar GSA/NGC Certified

Major Carson City mint errors are among the most desired and valuable U.S. errors...

Australia Two Tailed Gold Nugget

To date, this is the only certified gold coin that was struck from either two obverse dies or two reverse dies...

Presidential Dollar Mint Errors

Major mint errors in the Presidential Dollar series are very scarce...

Great Britain 20P Mule

Here is a new and exciting major mint error to come from the Royal Mint in London...

Monroe Dollar Missing Edge Lettering Discovered In 2008 Philadelphia Mint Set

Recently a few mint sets were discovered that contained the Monroe Presidential Dollars without the edge lettering...

Incredible Error Note

This is the second error note that I have handled...

Hayes/Grant Mule Medal

So far only two have been identified since it's 2003 release...

From the Grading Room: 1948 Obverse Die Trial for the Franklin Half Dollar

An unusual and likely unique Franklin Half Dollar die trial...

Adams First Spouse Bronze Medal Mule Discovered

A new mule has been recently discovered on the U.S. First Spouse Medal...

PCGS Grades First Native American $1 Coin Missing Edge Lettering

On March 6, 2009, PCGS received the first reported and only-known Native American dollar with the edge lettering missing...

Bolivia 10 Centavos Mint Error Set

Here is an incredible set of Bolivia 10 Centavos mint errors...

PCGS Certifies Unique Set of SPECIMEN Silver Certificates

Specimen notes are extremely rare and very few are known to exist today...

A Serendipitous Mint Set Find: (2007) SMS James Madison Missing Edge Lettering Dollars

They were not regular currency issue strikes but instead were found in Mint Sets and therefore have the satin finish...

Feeder Fingers Discovered From Several South American Countries

The first coin struck on an actual feeder finger was headline news in the numismatic community...

NGC Certifies Proof John Q. Adams $1 Struck On An Elliptical Planchet

As incredible as it sounds, another proof Presidential Dollar was just discovered struck on an elliptical planchet...

1836 Half Dollar With Doubled Edge Lettering

Initiation of the Presidential Dollar coin program in 2007 brought about a renewed interest in lettered-edge coins...

From the Grading Room: 1973-S Dollar on a Copper-Nickel Planchet

This superb gem Eisenhower Dollar was struck at the San Francisco Mint for inclusion in the series of "blue pack" silver-clad dollars...

NGC Certifies Proof Jefferson Presidential Dollar Struck on Elliptical Planchet

Unbelievably, a second known U.S. proof coin struck on an elliptical planchet has been discovered...

New 2007 Mint Errors

There have only been a few major mint errors discovered in 2007...

NGC Certifies 2008 Monroe Dollar Edge Lettered Planchet

This is the second one known dated 2008...

2007 India 5 Rupees Double Struck on Feeder Finger

Recently, several coins struck on feeder fingers from India were discovered...

Unique NGC Set of Three Paraguay Gold Overstrikes

This is a unique set of nineteenth century Paraguay patterns that were overstruck on previously struck gold coins...

From the Grading Room: 1825 Great Britain Pattern Farthing Mule, Struck in Platinum

This example is one of just a few known...

From the Grading Room: $50 Gold Eagle Error

The number of mint error coins actually escaping careful inspection at the mints has remained extremely small for the American Eagle series...

NGC Certifies Double Struck 1884 Carson City Morgan Dollar

This double struck Carson City Morgan Dollar is a significant rarity for several reasons...

NGC Certifies 1875-CC $20 Liberty Partial Collar

Major mint errors on U.S. gold coins are very rare...

1851 3¢ Obverse & Reverse Die Trial Struck on Cardboard

It is clearly embossed with lettering and design elements raised...

ANACS Certifies "Two Headed" 2 Cent Euro

This exciting discovery is a unique 2000 France 2 Cent Euro struck by two obverse dies...

Trio of Walking Liberty Half Dollar Errors

This trio of Walking Liberty Half Dollar mint errors is quite possibly the most impressive that has ever been offered...

Modern Euro Off Metals

Several of these may be the only ones known to date...

1864 2¢ Obverse Die Cap Mated With Brockage

Major mint errors in the 2¢ series are very rare...

Sacagawea Dollars with an Experimental Finish

Mike Byers discovered the original hoard of these Sacagawea Dollars with experimental finishes...

Modern Euro Off Metals

Several of these may be the only ones known to date...

NGC Discovers Proof Silver States Quarters Die Crack Errors

NGC recently identified die cracks on two issues of silver proof States Quarters...

UNIQUE 2001-P Sacagawea Dollar Struck on a 2001 Kentucky State Quarter

A unique coin with great details & PQ luster...

1973-S Kennedy Half Dollar Struck on Struck Aluminum Token

Proof Kennedy Half Dollar mint errors are very rare with only a few known...

NGC Certifies Set of Two-Headed and Two-Tailed Great Britain Half Pence

There are approximately thirty genuine two-headed or two-tailed coins that have been authenticated by ANACS, PCGS or NGC...

Unique 1920 Standing Liberty Quarter Struck on Peru 20C Planchet Certified by NGC

This is the only known Standing Liberty Quarter struck on a foreign planchet for the entire series...

Martha Washington Half Dollar Test Piece

The Martha Washington design has been used by the Mint as an all-purpose test piece since 1965...

Double Struck Draped Bust Dollar

This is one of the most spectacular early type major mint errors that I've ever handled...

1982 Canadian Dime Muled with Cent Die

To date, this is the only reported specimen of a Canadian Dime that was muled with the reverse die of a 1982 Cent...

Canadian 1978 Cent Struck on a U.S. 1973 Cent

A coin struck on dies from two different countries is extremely rare...

ANACS Certifies Sacagawea Dollar Struck on a Nickel Planchet

It is amazing that this 2005 dated Sacagawea Dollar was discovered struck on a nickel blank...

Unique 1999-P Lincoln Cent Struck on 1980-D Dime

It is one of the most intriguing and rare mint errors that I've ever handled...

Martha Washington Test Piece Struck on SBA Dollar Blank Planchet With Experimental Edge

The Martha Washington design has been used by the Mint as an all-purpose test piece since 1965...

1880/9-S Morgan Dollar Struck 10% Off-Center PCGS MS 63

This is the only known Morgan Dollar struck off-center that is also an overdate...

Rare Franklin Half Dollar Struck 70% Off-Center

It is always exciting to see a Franklin Half Dollar struck off-center since there are only a few known...

Martha Washington Test Piece Struck on Nickel Size Planchet

The Martha Washington design has been used by the Mint as an all-purpose test piece since 1965...

3 Decade Old Catalog Found

A 26 page catalog containing the finest major mint errors with photographs, descriptions and prices...

Just Discovered & Certified by NGC: A Two Headed Off-Metal

To date, this is the only known "Two Headed" or "Two Tailed" mint error that is also an off-metal...

J425/P497 Struck Over an 1840-O Quarter

The discovery of an 1865 pattern quarter struck over an 1840-O quarter may shed light on a series of pattern coins where the actual date of striking has long been a question...

Ike Dollar Struck on a 3.7g Clad Planchet

There is mystique and excitement surrounding this recently discovered Ike Dollar...

Unique 1965 Kennedy Half Dollar Discovery

This discovery mint error is unique and it is still a mystery why it was struck...

1989-D Lincoln Cent Transitional Double Struck on Bronze Planchet

This is a unique transitional major mint error...

1838 Gobrecht Struck Over 1859 Dollar

It is one of several overstrikes produced circa 1859-60...

Unique 1860 $5 Clark Gruber Reverse Die Trial

This uniface die trial is a fascinating piece of Gold Rush history...

Unique Pair of 1825 English Gold Sovereign Die Trials

Obverse and reverse uniface pattern strikes...

Double Struck Gold Staters of Brutus

A small group of double struck gold staters were discovered...

1865 $1 Indian Gold Proof Triple Struck Reverse

This is the only known proof $1 Indian dated 1865...

Philippine 1 Piso Struck Over Struck U.S. Quarter

This is a spectacular double denomination involving coinage from two countries...

1876 Indian Cent Struck on a 3¢ Nickel Planchet

Indian Cent off-metals are very rare...

Unique 1999 SBA Dollar Struck on an Aluminum Feeder Finger

The only known SBA Dollar struck on an aluminum feeder finger...

Die Trial Splashers Just Discovered

A selection of die trial splashers...

1861 Indian Head Cent Deep Obverse Die Cap

There are only a few known Indian Head Cent die caps...

Martha Washington Nickel

The Martha Washington design has been used by the Mint as an all-purpose test piece since 1965...

1876 Indian Cent Struck on a 3¢ Nickel Planchet

Indian Cent off-metals are very rare...

Off-Center Gold Crown

A Gold Crown from Gebralter of Queen Elizabeth II struck 5% off-center...

1866 5¢ J-517 Double Struck Mule Pattern

This pattern is a deliberate muling of two dies...

Double Struck Double Eagle

This Double Struck Double Eagle was sold in auction by Heritage...

Another Martha Washington Test Piece Discovered

This design has become the U.S. Mint's all-purpose design for testing new compositions and planchet sizes...

Unique 3 Piece Cent and Dime Mated Set

This is an incredible combination of multiple errors...

1983-P Jefferson Nickel Struck on CU Cent Planchet

This extremely rare 1983 Jefferson Nickel TRANSITIONAL was struck on an all copper Cent planchet...

1795 Flowing Hair Dollar Overstruck on 1794 Dollar

To the best of our knowledge, no similar specimen has ever been located or identified...

Unique 3¢ Nickel Struck on 1¢ Stock

This is the only known off-metal mint error in the 3¢ Nickel series...

The Only Known Walking Liberty Half Dollar Off-Metal

This is the only known Walking Liberty Half Dollar struck on a Foreign Planchet for another country...

Mated Pair of U.S. $1 Silver Eagles

A 3M sanding disk adhered to the lower die and was struck into the reverse of the blank planchet...

Unique Cap Bust Quarter Mint Error

Any major mint error in this series is extremely rare...

On the Edge of a Major Discovery

With the underlining reality that these Hong Kong coins have actually been struck on UK coinage planchets with a customary UK reeded/milled edge...

One-of-a-Kind Pieces

The finest error in my Swedish error collection is this 2 Ore 1964 with a struck in tool...

Mint Errors Listed in 1879 Catalogue

It is one of the earliest listings of major mint errors that we've ever seen...

Connecticut Quarter Unique Fold-Over

A fold-over coin is one of the most dramatic types of errors...

PCGS Certifies Unique Jefferson Nickel Die Trial

The only known die trial for the entire Jefferson Nickel series...

Discovery of Error on Experimental Currency

This note combines the ultimate in rarity with a mistake of noteworthy importance arising on experimental paper...

Double Struck 20¢ Piece

Major mint errors on 20¢ Pieces are unheard of...

1910 Lincoln Cent Uniface Test Strike

It is amazing that there is no reference to this 1910 Test Strike Piece anywhere...

ANACS Certifies Unique "Two Tailed" Euro Set

This is one of the most exciting mint error discoveries...

Coins Struck on Finger Feeder Tips

After a recent tour of the U.S. Mint at Philadelphia...

Two Headed Shilling

The first reported and authenticated two-headed English Victorian Shilling...

Unique Quarter Multi Struck on Copper Core

This is a spectacular major mint error...

Chile 10 Pesos Double Struck on Feeder Finger

This is one of the most incredible and spectacular Major Mint Errors that has ever surfaced...

ANACS Certifies Euro Cent Struck With Two Reverse Dies

ANACS was featured in an article on this coin in the October 7, 2002 Issue of Coin World...

2000-P MA 25¢ Struck on Exp Planchet

This discovery is unique...

1964-D Dime Struck on US Cent Alloy Planchet

This is the only known Roosevelt Dime struck on a U.S. Copper Cent alloy planchet...

U.S. $20 1872 Obverse Die

As incredible as it seems, this is the second $20 Liberty Head Obverse Die to surface in the last two years...

SBA Dollar Struck on Experimental Planchet

Four SBA Dollars struck on experimental planchets have been discovered...

1920 Buffalo Nickel Struck on Copper Planchet

This is the first and only reported Buffalo Nickel struck on a Full Size Copper Planchet...

2000-P Sacagawea Dollar Struck on a SBA Dollar Planchet

This is a 2000-P Sacagawea Dollar struck on a left over clad Dollar planchet intended for the striking of 1999 Susan B. Anthony Dollars...

U.S. $20 1882 Obverse Die

This die struck the obverse design of the $20 Liberty Head double eagle gold coin over a hundred years ago...

Unique Dual Date/Dual State

An unknown type of error until this discovery piece...

Two Headed and Two Tailed Coins

There are approx. thirty known genuine two-headed or two-tailed coins that have been authenticated and certified...

Martha Washington Test Pieces

The U.S. Mint conducted metallurgical tests in 1999 on the golden colored manganese-clad planchets which would later be used for the Sacagawea Dollar...

PCGS Certifies Two Canadian "Two Tailed" Cents

Both of these "Two Tailed" coins were struck with two reverse dies...


Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner

divider

Mint Error News Consultants

Mike Byers
Mike Byers

Heritage Auctions
Heritage Auctions

Heritage Auctions
Jim Stoutjesdyk

Dave Camire
Dave Camire

Ron Guth
Ron Guth

Mike Faraone
Mike Faraone

Marc Crane
Marc Crane

Andy Lustig
Andy Lustig

Saul Teichman
Saul Teichman

Steven Contursi
Steven Contursi

Jeff Ylitalo
Jeff Ylitalo

John Wang
John Wang

Fred Weinberg
Fred Weinberg

Chris Frank
Chris Frank

Greg Bennick
Greg Bennick

Silvano DiGenova
Silvano DiGenova

Brian Hodge
Brian Hodge

Joe Cronin
Joe Cronin

Allen Rowe
Allen Rowe

Ian Russell
Ian Russell

Jim Gately
Jim Gately


divider

Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner

divider

Mint Error News Consultants

Mike Byers
Mike Byers

Heritage Auctions
Heritage Auctions

Heritage Auctions
Jim Stoutjesdyk

Dave Camire
Dave Camire

Ron Guth
Ron Guth

Mike Faraone
Mike Faraone

Marc Crane
Marc Crane

Andy Lustig
Andy Lustig

Saul Teichman
Saul Teichman

Steven Contursi
Steven Contursi

Jeff Ylitalo
Jeff Ylitalo

John Wang
John Wang

Fred Weinberg
Fred Weinberg

Chris Frank
Chris Frank

Greg Bennick
Greg Bennick

Silvano DiGenova
Silvano DiGenova

Brian Hodge
Brian Hodge

Joe Cronin
Joe Cronin

Allen Rowe
Allen Rowe

Ian Russell
Ian Russell

Jim Gately
Jim Gately


divider

Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner

divider

Mint Error News Consultants

Mike Byers
Mike Byers

Heritage Auctions
Heritage Auctions

Heritage Auctions
Jim Stoutjesdyk

Dave Camire
Dave Camire

Ron Guth
Ron Guth

Mike Faraone
Mike Faraone

Marc Crane
Marc Crane

Andy Lustig
Andy Lustig

Saul Teichman
Saul Teichman

Steven Contursi
Steven Contursi

Jeff Ylitalo
Jeff Ylitalo

John Wang
John Wang

Fred Weinberg
Fred Weinberg

Chris Frank
Chris Frank

Greg Bennick
Greg Bennick

Silvano DiGenova
Silvano DiGenova

Brian Hodge
Brian Hodge

Joe Cronin
Joe Cronin

Allen Rowe
Allen Rowe

Ian Russell
Ian Russell

Jim Gately
Jim Gately


divider

Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
blank
Banner
Copyright Ⓒ 2024 minterrornews.com. All rights reserved. Legal Notice